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WISECO

WISECO

WISECO

Shop Wiseco Pistons & Engine Rebuild Kits: Forged Performance Pistons for Motorcycle, ATV & Dirt Bike at JJ Motorsports

Discover premium Wiseco performance pistons and engine components, a legendary USA-based brand founded in the 1940s and recognized worldwide as the leader in forged piston technology for motorcycles, ATVs, dirt bikes, snowmobiles, and powersports. Wiseco's advanced forging process creates ultra-strong, lightweight pistons with Pro-Lite, ArmorGlide coatings, and complete rebuild kits that deliver maximum horsepower, heat resistance, and durability for racing or street use. Trusted by top racers and builders for decades, Wiseco offers piston kits, crankshafts, top-end bearings, and full engine rebuilds engineered for precise fitment and extreme performance in Honda, Kawasaki, KTM, Yamaha, and more.

At JJ Motorsports, we stock the full line of Wiseco forged pistons and engine parts at competitive prices with fast shipping. Rebuild your 2-stroke or 4-stroke engine with the strongest pistons on the market for unbeatable reliability and power. Explore related categories such as motorcycle engines and components for full rebuilds or ATV/UTV engines and components for off-road upgrades.

Top Wiseco Products

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    Wiseco Ring Set 67.75mm Kawasaki KX250 1987-1989 2668CD

    Wiseco Ring Set 67.75mm Kawasaki KX250 1987-1989 2668CD

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    A worn piston ring set compromises compression, increases blowby, and kills your engine's efficiency—especially critical on a two-stroke like the KX250. The Wiseco 2668CD restores proper sealing and...
    2668CD
    SKU:
    2668CD
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    SNOW
    UNITS:
    SET
    BORE SIZE METRIC:
    67.75 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    246,8 CC
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco 68mm Piston Ring Set for Arctic Cat Cheetah Touring 1991-1993 2677CD

    Wiseco 68mm Piston Ring Set for Arctic Cat Cheetah Touring 1991-1993 2677CD

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Worn or damaged piston rings compromise compression, increase blow-by, and rob your Arctic Cat Cheetah of power and fuel efficiency. The Wiseco 2677CD ring set restores proper sealing and combustion...
    2677CD
    SKU:
    2677CD
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    DISPLACEMENT:
    195 CC
    RIDING STYLE:
    ATV
    DISPLACEMENT:
    246,8 CC
    UNITS:
    SET
    BORE SIZE METRIC:
    68.00 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco Piston Ring Set 81mm Bore Honda TRX350 1986-1987 3189XG

    Wiseco Piston Ring Set 81mm Bore Honda TRX350 1986-1987 3189XG

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Piston rings are your engine's first line of defense against blow-by and compression loss—worn or damaged rings tank your horsepower and fuel efficiency instantly. The Wiseco 3189XG delivers...
    3189XG
    SKU:
    3189XG
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    PISTON RING
    BORE SIZE METRIC:
    81.00 MM
    RIDING STYLE:
    STREET
    UNITS:
    SET
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco Ring Set 0.010 1979-1985 Harley-Davidson Roadster 1000 XLS 3198X

    Wiseco Ring Set 0.010 1979-1985 Harley-Davidson Roadster 1000 XLS 3198X

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Worn or damaged piston rings directly compromise compression, increase blow-by, and rob your engine of power and efficiency. If you're rebuilding your 1979–1985 Harley-Davidson Roadster 1000 XLS, the...
    3198X
    SKU:
    3198X
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    BORE - OVERSIZE:
    +0,010'
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    RIDING STYLE:
    STREET
    UNITS:
    SET
    MODEL:
    X-RING
    RING MATERIAL:
    STEEL
    BORE SIZE IMPERIAL:
    3.198'
    PRODUCT NAME:
    PISTON RING
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco Piston Ring Set 79mm Bore for Suzuki DR350 1990-1999 3110XG

    Wiseco Piston Ring Set 79mm Bore for Suzuki DR350 1990-1999 3110XG

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Piston rings are critical to maintaining proper compression and oil control in your engine—worn or damaged rings lead to blow-by, loss of power, and increased fuel consumption. The Wiseco 3110XG ring...
    3110XG
    SKU:
    3110XG
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    STREET
    UNITS:
    SET
    PRODUCT NAME:
    PISTON RING
    BORE SIZE METRIC:
    79.00 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco 82.00mm 2-Stroke Piston Ring Set for Arctic Cat Wildcat 700 1991-1993 3228TD

    Wiseco 82.00mm 2-Stroke Piston Ring Set for Arctic Cat Wildcat 700 1991-1993 3228TD

    WISECO

    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    A worn or damaged piston ring set robs your Arctic Cat Wildcat 700 of compression, throttle response, and overall engine efficiency. The Wiseco 3228TD ring set restores that critical seal between...
    3228TD
    SKU:
    3228TD
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    BORE SIZE METRIC:
    82.00 MM
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Subtotal:
  • On Sale
    Wiseco 82.00mm Piston Ring Set for 2015 Arctic Cat M 7000 Sno Pro 153 3228XG

    Wiseco 82.00mm Piston Ring Set for 2015 Arctic Cat M 7000 Sno Pro 153 3228XG

    WISECO

    MSRP: $49.95
    Now: $42.00
    Was: $49.95
    Piston rings are critical to engine sealing and compression—worn or damaged rings lead to blow-by, power loss, and accelerated engine wear. The Wiseco 3228XG Ring Set is engineered to restore your M...
    3228XG
    SKU:
    3228XG
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    BORE SIZE METRIC:
    82.00 MM
    RIDING STYLE:
    STREET
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    MSRP: $49.95
    Now: $42.00
    Was: $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $49.95
    Now: $42.00
    Was: $49.95
    Subtotal:
  • On Sale
    Wiseco Ring Set 83.50mm for Polaris Xplorer 400 4x4 1995-2001 3287TD

    Wiseco Ring Set 83.50mm for Polaris Xplorer 400 4x4 1995-2001 3287TD

    WISECO

    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Worn or damaged piston rings are a silent killer of engine performance—they allow blow-by, rob you of compression, and accelerate wear on your cylinder walls. The Wiseco 3287TD ring set restores...
    3287TD
    SKU:
    3287TD
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    UNITS:
    SET
    BORE SIZE METRIC:
    83.50 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    ATV
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $57.95
    Now: $47.00
    Was: $57.95
    Subtotal:
  • On Sale
    Wiseco Ring Set 83.50mm Yamaha YFM350 Grizzly 2007-2012 3287XC

    Wiseco Ring Set 83.50mm Yamaha YFM350 Grizzly 2007-2012 3287XC

    WISECO

    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Worn or damaged piston rings are a direct path to lost compression, blow-by, and compromised engine efficiency—exactly what separates a dialed-in build from a struggling one. The Wiseco Ring Set...
    3287XC
    SKU:
    3287XC
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    BORE SIZE METRIC:
    83.50 MM
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET
    RIDING STYLE:
    ATV
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.95
    Now: $42.00
    Was: $52.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Polaris 550 Classic 2003-2004 SK1306

    Wiseco Piston Kit Polaris 550 Classic 2003-2004 SK1306

    WISECO

    MSRP: $407.95
    Now: $306.00
    Was: $407.95
    When you're rebuilding a 2-cycle engine, piston quality directly impacts reliability and performance under sustained load. The Wiseco SK1306 delivers the strength and thermal stability needed to...
    SK1306
    SKU:
    SK1306
    Availability:
    Ships Same Business Day
    Weight:
    2.74 LBS
    COOLING SYSTEM:
    LIQUID COOLED
    PRODUCT NAME:
    REBUILD KIT
    SKIRT COATING:
    ARMORGLIDE®
    STROKE LENGTH METRIC:
    65.00 MM
    MODEL:
    PRO-LITE
    PISTON DIAMETER METRIC:
    73.41 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    BORE - OVERSIZE:
    +0,50 MM
    BORE - OVERSIZE METRIC:
    +0.50 MM
    BORE SIZE METRIC:
    73.00 MM
    DISPLACEMENT:
    552 CC
    ENGINE TYPE:
    2-STROKE
    TYPE:
    TOP END
    UNITS:
    KIT
    MSRP: $407.95
    Now: $306.00
    Was: $407.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $407.95
    Now: $306.00
    Was: $407.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Polaris 550 Classic 2003 SK1307

    Wiseco Piston Kit Polaris 550 Classic 2003 SK1307

    WISECO

    MSRP: $404.95
    Now: $344.00
    Was: $404.95
    When your 550 Classic's factory pistons show signs of wear or you're rebuilding after a failure, a quality replacement kit is non-negotiable. Wiseco's high-silicone forged pistons are engineered...
    SK1307
    SKU:
    SK1307
    Availability:
    Ships Same Business Day
    Weight:
    2.70 LBS
    BORE - OVERSIZE:
    +1,00 MM
    COOLING SYSTEM:
    LIQUID COOLED
    DISPLACEMENT:
    559 CC
    SKIRT COATING:
    ARMORGLIDE®
    STROKE LENGTH METRIC:
    65.00 MM
    BORE - OVERSIZE METRIC:
    +1.00 MM
    MODEL:
    PRO-LITE
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    SNOW
    TYPE:
    TOP END
    BORE SIZE METRIC:
    73.00 MM
    ENGINE TYPE:
    2-STROKE
    PISTON DIAMETER METRIC:
    73.91 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    UNITS:
    KIT
    MSRP: $404.95
    Now: $344.00
    Was: $404.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $404.95
    Now: $344.00
    Was: $404.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Arctic Cat ZR 440 1998-2001 SK1308

    Wiseco Piston Kit Arctic Cat ZR 440 1998-2001 SK1308

    WISECO

    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    When you're pushing your Arctic Cat ZR 440 to its limits, factory pistons won't cut it. The Wiseco SK1308 is engineered specifically for 1998-2001 models, delivering the thermal stability and...
    SK1308
    SKU:
    SK1308
    Availability:
    Ships Same Business Day
    Weight:
    2.74 LBS
    COOLING SYSTEM:
    LIQUID COOLED
    PRODUCT NAME:
    REBUILD KIT
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    ENGINE TYPE:
    2-STROKE
    BORE SIZE METRIC:
    66.50 MM
    DISPLACEMENT:
    438 CC
    MODEL:
    PRO-LITE
    PISTON DIAMETER METRIC:
    66.42 MM
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    63.00 MM
    TYPE:
    TOP END
    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit for 2001-2005 Polaris 800 RMK 85mm Bore SK1315

    Wiseco Piston Kit for 2001-2005 Polaris 800 RMK 85mm Bore SK1315

    WISECO

    MSRP: $490.95
    Now: $336.00
    Was: $490.95
    When you're pushing your 2001-2005 Polaris 800 RMK to its limits, factory pistons won't cut it. The Wiseco SK1315 piston kit delivers the strength and thermal stability needed to handle sustained...
    SK1315
    SKU:
    SK1315
    Availability:
    Ships Same Business Day
    Weight:
    2.74 LBS
    PISTON DIAMETER METRIC:
    84.85 MM
    BORE SIZE METRIC:
    85.00 MM
    COOLING SYSTEM:
    LIQUID COOLED
    MODEL:
    PRO-LITE
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    SNOW
    TYPE:
    TOP END
    SKIRT COATING:
    ARMORGLIDE®
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    DISPLACEMENT:
    794 CC
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    70.00 MM
    UNITS:
    KIT
    MSRP: $490.95
    Now: $336.00
    Was: $490.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $490.95
    Now: $336.00
    Was: $490.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Ski-Doo MXZ 800 2001-2007 SK1319

    Wiseco Piston Kit Ski-Doo MXZ 800 2001-2007 SK1319

    WISECO

    MSRP: $471.95
    Now: $391.00
    Was: $471.95
    If you're running a Ski-Doo MXZ 800 and want to unlock genuine performance gains, a quality piston kit is non-negotiable. The Wiseco SK1319 delivers the strength and thermal stability needed for...
    SK1319
    SKU:
    SK1319
    Availability:
    Ships Same Business Day
    Weight:
    3.28 LBS
    BORE SIZE METRIC:
    82.00 MM
    MODEL:
    PRO-LITE
    TYPE:
    TOP END
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    75.70 MM
    COOLING SYSTEM:
    LIQUID COOLED
    DISPLACEMENT:
    800 CC
    PISTON DIAMETER METRIC:
    81.87 MM
    PRODUCT NAME:
    REBUILD KIT
    SKIRT COATING:
    ARMORGLIDE®
    MSRP: $471.95
    Now: $391.00
    Was: $471.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $471.95
    Now: $391.00
    Was: $471.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Polaris 600 Classic Touring 2001-2002 SK1321

    Wiseco Piston Kit Polaris 600 Classic Touring 2001-2002 SK1321

    WISECO

    MSRP: $423.95
    Now: $353.00
    Was: $423.95
    If you're rebuilding the top-end of your Polaris 600 Classic Touring, a quality piston kit is non-negotiable for reliable power delivery and engine longevity. Wiseco's high-silicon forged pistons are...
    SK1321
    SKU:
    SK1321
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    BORE - OVERSIZE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    STANDARD
    COOLING SYSTEM:
    LIQUID COOLED
    DISPLACEMENT:
    600 CC
    ENGINE TYPE:
    2-STROKE
    BORE SIZE METRIC:
    77.25 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    SKIRT COATING:
    ARMORGLIDE®
    UNITS:
    KIT
    MODEL:
    PRO-LITE
    PISTON DIAMETER METRIC:
    77.10 MM
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    64.00 MM
    TYPE:
    TOP END
    MSRP: $423.95
    Now: $353.00
    Was: $423.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $423.95
    Now: $353.00
    Was: $423.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit for Ski-Doo Summit X 2026 850 E-TEC 165"  SK1322

    Wiseco Piston Kit for Ski-Doo Summit X 2026 850 E-TEC 165" SK1322

    WISECO

    MSRP: $394.95
    Now: $336.00
    Was: $394.95
    If you're running a Ski-Doo Summit X 2026 850 E-TEC and pushing your engine hard, the factory piston won't cut it forever. The Wiseco SK1322 piston kit delivers the thermal stability and durability...
    SK1322
    SKU:
    SK1322
    Availability:
    Ships Same Business Day
    Weight:
    3.28 LBS
    BORE SIZE METRIC:
    69.50 MM
    PRODUCT NAME:
    REBUILD KIT
    DISPLACEMENT:
    499 CC
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    COOLING SYSTEM:
    LIQUID COOLED
    ENGINE TYPE:
    2-STROKE
    PISTON DIAMETER METRIC:
    69.37 MM
    STROKE LENGTH METRIC:
    65.80 MM
    MODEL:
    PRO-LITE
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    NON-COATED
    TYPE:
    TOP END
    MSRP: $394.95
    Now: $336.00
    Was: $394.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $394.95
    Now: $336.00
    Was: $394.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 70.50mm Bore Ski-Doo Formula 500 LC 2000 2381M07050

    Wiseco Piston Kit 70.50mm Bore Ski-Doo Formula 500 LC 2000 2381M07050

    WISECO

    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Your Ski-Doo Formula 500 LC demands a piston engineered to handle sustained high RPMs and extreme trail conditions without compromise. The Wiseco 70.50mm piston kit delivers the strength and...
    2381M07050
    SKU:
    2381M07050
    Availability:
    Ships Same Business Day
    Weight:
    0.76 LBS
    BORE - OVERSIZE METRIC:
    +1.00 MM
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    70.50 MM
    MODEL:
    PRO-LITE
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    65.80 MM
    UNITS:
    KIT
    BORE - OVERSIZE:
    +1,00 MM
    DISPLACEMENT:
    512 CC
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    PISTON DIAMETER METRIC:
    70.41 MM
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Yamaha Mountain Max 700 1998-2003 2385M07050

    Wiseco Piston Kit Yamaha Mountain Max 700 1998-2003 2385M07050

    WISECO

    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    When your Yamaha Mountain Max 700 demands peak performance season after season, a worn or compromised piston directly impacts throttle response, fuel efficiency, and overall engine longevity. The...
    2385M07050
    SKU:
    2385M07050
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    BORE SIZE METRIC:
    70.50 MM
    PISTON DIAMETER METRIC:
    70.40 MM
    DISPLACEMENT:
    698 CC
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH METRIC:
    59.60 MM
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard Bore 74.80mm Yamaha V-Max 600 1994-1999 2388M07480

    Wiseco Piston Kit Standard Bore 74.80mm Yamaha V-Max 600 1994-1999 2388M07480

    WISECO

    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    The Wiseco 2388M07480 piston kit delivers the durability and precision your Yamaha V-Max 600 demands, whether you're pushing limits on the trail or at the track. High-silicon alloy construction...
    2388M07480
    SKU:
    2388M07480
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    STROKE LENGTH METRIC:
    68.00 MM
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    BORE SIZE METRIC:
    74.80 MM
    DISPLACEMENT:
    598 CC
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON DIAMETER METRIC:
    74.72 MM
    SKIRT COATING:
    ARMORGLIDE®
    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Arctic Cat ZL 440 1997-2000 2332M06800

    Wiseco Piston Kit Arctic Cat ZL 440 1997-2000 2332M06800

    WISECO

    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    A worn or damaged piston directly compromises engine efficiency, power delivery, and reliability—especially in high-demand trail and racing conditions. The Wiseco Piston Kit for Arctic Cat ZL 440...
    2332M06800
    SKU:
    2332M06800
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BORE SIZE METRIC:
    68.00 MM
    MODEL:
    FORGED SERIES
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    PISTON DIAMETER METRIC:
    67.90 MM
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    DISPLACEMENT:
    436 CC
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    60.00 MM
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 0.50mm Oversize Yamaha Exciter II 1991-1993 2335M07350

    Wiseco Piston Kit 0.50mm Oversize Yamaha Exciter II 1991-1993 2335M07350

    WISECO

    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    When you're pushing your Yamaha Exciter II to its limits, factory pistons won't cut it. Wiseco's high-silicon alloy construction handles the thermal stress and detonation that comes with serious...
    2335M07350
    SKU:
    2335M07350
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    PRODUCT NAME:
    PISTON KIT
    BORE - OVERSIZE METRIC:
    +0.50 MM
    DISPLACEMENT:
    577 CC
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    68.00 MM
    BORE - OVERSIZE:
    +0,50 MM
    PISTON DIAMETER METRIC:
    73.40 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    UNITS:
    KIT
    BORE SIZE METRIC:
    73.50 MM
    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $144.95
    Now: $123.00
    Was: $144.95
    Subtotal:
  • On Sale
    Wiseco Piston 74mm Oversize for 1988-1993 Yamaha Exciter 570 2335M07400

    Wiseco Piston 74mm Oversize for 1988-1993 Yamaha Exciter 570 2335M07400

    WISECO

    MSRP: $149.95
    Now: $127.00
    Was: $149.95
    When your Yamaha Exciter 570 is ready for serious performance gains, a quality oversize piston is essential to maximize displacement and horsepower without compromising engine longevity. The Wiseco...
    2335M07400
    SKU:
    2335M07400
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BORE - OVERSIZE:
    +1,00 MM
    BORE - OVERSIZE METRIC:
    +1.00 MM
    BORE SIZE METRIC:
    74.00 MM
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    DISPLACEMENT:
    584 CC
    PISTON DIAMETER METRIC:
    73.90 MM
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    68.00 MM
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    PRODUCT NAME:
    PISTON KIT
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    MSRP: $149.95
    Now: $127.00
    Was: $149.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $149.95
    Now: $127.00
    Was: $149.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit for 1992-1998 Polaris 440 Indy 2343M06772

    Wiseco Piston Kit for 1992-1998 Polaris 440 Indy 2343M06772

    WISECO

    MSRP: $143.95
    Now: $115.00
    Was: $143.95
    When you're pushing your Polaris 440 Indy to its limits—whether on the trail or at the track—your piston is working harder than any other engine component. Wiseco's high-silicon alloy construction...
    2343M06772
    SKU:
    2343M06772
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    BORE SIZE METRIC:
    67.72 MM
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    STROKE LENGTH METRIC:
    60.00 MM
    BORE - OVERSIZE:
    STANDARD
    DISPLACEMENT:
    432 CC
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    UNITS:
    KIT
    PISTON DIAMETER METRIC:
    67.57 MM
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    NON-COATED
    MSRP: $143.95
    Now: $115.00
    Was: $143.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $143.95
    Now: $115.00
    Was: $143.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Arctic Cat Thundercat 900 1993-1997 80.50mm SK1185

    Wiseco Piston Kit Arctic Cat Thundercat 900 1993-1997 80.50mm SK1185

    WISECO

    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    When you're pushing your Thundercat 900 to its limits, stock pistons become your limiting factor. The Wiseco SK1185 piston kit delivers the strength and thermal stability your engine needs to handle...
    09031184
    SKU:
    09031184
    Availability:
    Ships Same Business Day
    Weight:
    4.05 LBS
    BORE - OVERSIZE METRIC:
    +4.00 MM
    COOLING SYSTEM:
    LIQUID COOLED
    PRODUCT NAME:
    REBUILD KIT
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    64.00 MM
    DISPLACEMENT:
    992 CC
    ENGINE TYPE:
    2-STROKE
    PISTON DIAMETER METRIC:
    80.40 MM
    BORE - OVERSIZE:
    +4,00 MM
    BORE SIZE METRIC:
    76.50 MM
    MODEL:
    PRO-LITE
    SKIRT COATING:
    NON-COATED
    TYPE:
    TOP END
    UNITS:
    KIT
    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 89mm 12:1 Compression for 2003-2007 KTM 450 EXC-F 4942M08900

    Wiseco Piston Kit 89mm 12:1 Compression for 2003-2007 KTM 450 EXC-F 4942M08900

    WISECO

    MSRP: $284.95
    Now: $242.00
    Was: $284.95
    A high-compression piston kit is essential for maximizing your KTM 450 EXC-F's power output and engine longevity under demanding conditions. The Wiseco 89mm 12:1 compression design delivers improved...
    09101674
    SKU:
    09101674
    Availability:
    Ships Same Business Day
    Weight:
    0.98 LBS
    DISPLACEMENT:
    448 CC
    RIDING STYLE:
    STREET
    BORE SIZE METRIC:
    89.00 MM
    SKIRT COATING:
    MOLY COATED
    STROKE LENGTH METRIC:
    72.00 MM
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MSRP: $284.95
    Now: $242.00
    Was: $284.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $284.95
    Now: $242.00
    Was: $284.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard KTM 360 SX 1996-1997 747M07800

    Wiseco Piston Kit Standard KTM 360 SX 1996-1997 747M07800

    WISECO

    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    The stock piston in your KTM 360 SX is a limiting factor if you're pushing harder on the track or trail. Wiseco's purpose-built piston kit delivers the precision engineering and thermal management...
    09101694
    SKU:
    09101694
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    BORE SIZE METRIC:
    78.00 MM
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GP STYLE
    STROKE LENGTH METRIC:
    74.00 MM
    BORE - OVERSIZE:
    STANDARD
    DISPLACEMENT:
    353 CC
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 58mm for Suzuki RM125 2004-2008 836M05800

    Wiseco Piston Kit 58mm for Suzuki RM125 2004-2008 836M05800

    WISECO

    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    Stock pistons can't handle the demands of serious riding—they wear quickly, lose compression, and rob you of power. The Wiseco 58mm Piston Kit for your RM125 is engineered to reverse that, delivering...
    09101696
    SKU:
    09101696
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    54.00 MM
    BORE SIZE METRIC:
    58.00 MM
    DISPLACEMENT:
    125 CC
    ENGINE TYPE:
    2-STROKE
    BORE - OVERSIZE:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 50mm 11:1 Compression Yamaha YFM80R 2005-2008 PK1681

    Wiseco Piston Kit 50mm 11:1 Compression Yamaha YFM80R 2005-2008 PK1681

    WISECO

    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    The Wiseco Piston Kit PK1681 delivers the reliability and precision your YFM80R demands, whether you're pushing for competition-level performance or rebuilding a worn engine. High-silicone forged...
    09030663
    SKU:
    09030663
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BORE SIZE METRIC:
    50.00 MM
    COMPRESSION RATIO IMPERIAL:
    11.0:1
    DISPLACEMENT:
    90 CC
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    45.60 MM
    UNITS:
    KIT
    BORE - OVERSIZE:
    +3,00 MM
    PISTON DIAMETER METRIC:
    49.95 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    BORE - OVERSIZE METRIC:
    +3.00 MM
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    RIDING STYLE:
    ATV
    TYPE:
    TOP END
    PRODUCT NAME:
    REBUILD KIT
    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Gas Gas EC 300 2015-2018 850M07200

    Wiseco Piston Kit Gas Gas EC 300 2015-2018 850M07200

    WISECO

    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    A worn or stock piston limits your Gas Gas EC 300's potential, costing you power delivery and engine longevity. The Wiseco piston kit delivers precision-engineered combustion geometry and durable...
    09101699
    SKU:
    09101699
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    DISPLACEMENT:
    293 CC
    RIDING STYLE:
    STREET
    STROKE LENGTH METRIC:
    72.00 MM
    BORE SIZE METRIC:
    72.00 MM
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    PISTON MATERIAL:
    FORGED
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $244.95
    Now: $208.00
    Was: $244.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard 47mm 10.5:1 Honda CRF70F 2004-2012 4880M04700

    Wiseco Piston Kit Standard 47mm 10.5:1 Honda CRF70F 2004-2012 4880M04700

    WISECO

    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    The Wiseco Piston Kit is engineered for Honda CRF70F owners looking to restore or upgrade their engine's compression and combustion efficiency. A worn or damaged piston directly impacts throttle...
    09100747
    SKU:
    09100747
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BORE SIZE METRIC:
    47.00 MM
    PISTON MATERIAL:
    FORGED
    STROKE LENGTH METRIC:
    41.40 MM
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    72 CC
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Subtotal:
  • On Sale
    WISECO Piston Kit with Gaskets PK1399

    WISECO Piston Kit with Gaskets PK1399

    WISECO

    MSRP: $334.95
    Now: $276.00
    Was: $334.95
    The stock piston in your RM-Z450 is a compromise between cost and durability—fine for casual riding, but it limits your engine's potential and can't handle sustained high-RPM abuse. The Wiseco PK1399...
    09030569
    SKU:
    09030569
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    BORE SIZE METRIC:
    95.50 MM
    MODEL:
    FORGED SERIES
    ENGINE TYPE:
    4-STROKE
    TYPE:
    TOP END
    DISPLACEMENT:
    450 CC
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    62.80 MM
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    12.0:1
    PISTON DIAMETER METRIC:
    95.44 MM
    PRODUCT NAME:
    REBUILD KIT
    SKIRT COATING:
    ARMORGLIDE®
    MSRP: $334.95
    Now: $276.00
    Was: $334.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $334.95
    Now: $276.00
    Was: $334.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 48mm 10.5:1 Compression for Honda CRF70F 2004-2012 4880M04800

    Wiseco Piston Kit 48mm 10.5:1 Compression for Honda CRF70F 2004-2012 4880M04800

    WISECO

    MSRP: $127.95
    Now: $115.00
    Was: $127.95
    Stock pistons in your Honda CRF70F can become a limiting factor when you're pushing for consistent power and reliability across seasons. The Wiseco 48mm piston kit delivers the precision-engineered...
    09100749
    SKU:
    09100749
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    DISPLACEMENT:
    75 CC
    DISPLACEMENT:
    72 CC
    STROKE LENGTH METRIC:
    41.40 MM
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE:
    STANDARD
    BORE SIZE METRIC:
    48.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    MSRP: $127.95
    Now: $115.00
    Was: $127.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $127.95
    Now: $115.00
    Was: $127.95
    Subtotal:
  • On Sale
    Wiseco 85.50mm 10:1 Piston Kit for Honda TRX400EX 1999-2008 PK1032

    Wiseco 85.50mm 10:1 Piston Kit for Honda TRX400EX 1999-2008 PK1032

    WISECO

    MSRP: $294.95
    Now: $251.00
    Was: $294.95
    When you're rebuilding a TRX400EX top-end for racing or high-performance riding, factory pistons won't cut it. Wiseco's forged piston kit delivers the thermal stability and durability needed to...
    09030476
    SKU:
    09030476
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    BORE SIZE METRIC:
    85.50 MM
    DISPLACEMENT:
    397 CC
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    70.00 MM
    PISTON DIAMETER METRIC:
    85.45 MM
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    +0,50 MM
    BORE - OVERSIZE METRIC:
    +0.50 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    MSRP: $294.95
    Now: $251.00
    Was: $294.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $294.95
    Now: $251.00
    Was: $294.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 49.50 mm Bore Honda XR80 1979-1984 4665M04950

    Wiseco Piston Kit 49.50 mm Bore Honda XR80 1979-1984 4665M04950

    WISECO

    MSRP: $169.95
    Now: $144.00
    Was: $169.95
    Stock pistons in your Honda XR80 will eventually reach their limits—especially if you're running aggressive ignition timing or pushing RPMs in competitive settings. The Wiseco Piston Kit 49.50 mm...
    09100327
    SKU:
    09100327
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    BORE - OVERSIZE:
    +2,00 MM
    BORE SIZE METRIC:
    49.50 MM
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE METRIC:
    +2.00 MM
    DISPLACEMENT:
    87 CC
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    45.00 MM
    UNITS:
    EACH
    MSRP: $169.95
    Now: $144.00
    Was: $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $169.95
    Now: $144.00
    Was: $169.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit with Gaskets for Suzuki LT-4WD QuadRunner 250 1987-1996 PK1011

    Wiseco Piston Kit with Gaskets for Suzuki LT-4WD QuadRunner 250 1987-1996 PK1011

    WISECO

    MSRP: $229.95
    Now: $195.00
    Was: $229.95
    When your engine's piston and ring assembly starts to wear, compression losses and blow-by become inevitable—degrading both power output and reliability. The Wiseco Piston Kit for your Suzuki LT-4WD...
    09030482
    SKU:
    09030482
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    BORE - OVERSIZE METRIC:
    +0.50 MM
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    RIDING STYLE:
    ATV
    TYPE:
    TOP END
    BORE - OVERSIZE:
    +0,50 MM
    COMPRESSION RATIO IMPERIAL:
    10.25:1
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    BORE SIZE METRIC:
    66.50 MM
    DISPLACEMENT:
    249 CC
    PISTON DIAMETER METRIC:
    66.45 MM
    PRODUCT NAME:
    REBUILD KIT
    MODEL:
    FORGED SERIES
    STROKE LENGTH METRIC:
    67.00 MM
    MSRP: $229.95
    Now: $195.00
    Was: $229.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $229.95
    Now: $195.00
    Was: $229.95
    Subtotal:
  • On Sale
    Wiseco 87mm Piston Kit for Honda TRX400X 2009-2014 PK1034

    Wiseco 87mm Piston Kit for Honda TRX400X 2009-2014 PK1034

    WISECO

    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    A worn or damaged top-end significantly compromises engine efficiency, power delivery, and longevity. The Wiseco 87mm Piston Kit delivers a complete, matched assembly engineered to restore or exceed...
    09030483
    SKU:
    09030483
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    BORE - OVERSIZE METRIC:
    +2.00 MM
    BORE SIZE METRIC:
    87.00 MM
    ENGINE TYPE:
    4-STROKE
    PISTON DIAMETER METRIC:
    86.95 MM
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    PISTON SIZE METRIC:
    +2.00 MM
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    +2,00 MM
    DISPLACEMENT:
    397 CC
    MODEL:
    FORGED SERIES
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    70.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 88mm 10:1 Compression Honda XR400R 1996-2004 TRX400EX 1999-2008 TRX400X 2009-2014 PK1035

    Wiseco Piston Kit 88mm 10:1 Compression Honda XR400R 1996-2004 TRX400EX 1999-2008 TRX400X 2009-2014 PK1035

    WISECO

    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    A worn or damaged top-end directly kills engine performance and reliability—and a full piston kit replacement is the most cost-effective way to restore your XR400R or TRX400 to factory specs or...
    09030484
    SKU:
    09030484
    Availability:
    Ships Same Business Day
    Weight:
    1.60 LBS
    DISPLACEMENT:
    397 CC
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    RIDING STYLE:
    ATV
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    70.00 MM
    BORE - OVERSIZE:
    +3,00 MM
    BORE SIZE METRIC:
    88.00 MM
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE METRIC:
    +3.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PISTON DIAMETER METRIC:
    87.95 MM
    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $324.95
    Now: $276.00
    Was: $324.95
    Subtotal:
  • On Sale
    Wiseco Honda XR400R 1996-2004 Piston Kit with Gaskets 88.00mm PK1040

    Wiseco Honda XR400R 1996-2004 Piston Kit with Gaskets 88.00mm PK1040

    WISECO

    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    A piston kit is one of the most critical components in any top-end rebuild—get it wrong and you're looking at catastrophic engine failure. The Wiseco Honda XR400R Piston Kit delivers the durability...
    09030485
    SKU:
    09030485
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    COMPRESSION RATIO IMPERIAL:
    11.0:1
    DISPLACEMENT:
    397 CC
    RIDING STYLE:
    OFF-ROAD
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    BORE - OVERSIZE:
    +3,00 MM
    BORE SIZE METRIC:
    88.00 MM
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    BORE - OVERSIZE METRIC:
    +3.00 MM
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    RIDING STYLE:
    ATV
    STROKE LENGTH METRIC:
    70.00 MM
    TYPE:
    TOP END
    PISTON DIAMETER METRIC:
    87.95 MM
    PRODUCT NAME:
    REBUILD KIT
    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $349.95
    Now: $297.00
    Was: $349.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 1972-1985 Harley-Davidson Sportster 1000 XLH 10:1 Compression K1602

    Wiseco Piston Kit 1972-1985 Harley-Davidson Sportster 1000 XLH 10:1 Compression K1602

    WISECO

    MSRP: $378.95
    Now: $293.00
    Was: $378.95
    When you're rebuilding a classic Sportster top end, you need pistons engineered to handle the demands of modern riding while respecting the heritage of your machine. The Wiseco K1602 kit delivers the...
    K1602
    SKU:
    K1602
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    BORE - OVERSIZE:
    +0,020'
    TYPE:
    TOP END
    DISPLACEMENT:
    1006 CC
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    3-13/16'
    UNITS:
    EACH
    BORE SIZE IMPERIAL:
    3.208'
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    REBUILD KIT
    MSRP: $378.95
    Now: $293.00
    Was: $378.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $378.95
    Now: $293.00
    Was: $378.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 67.50mm 0.50mm Oversize for Suzuki RM250 1977-1981 405M06750

    Wiseco Piston Kit 67.50mm 0.50mm Oversize for Suzuki RM250 1977-1981 405M06750

    WISECO

    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    A worn or damaged piston compromises combustion efficiency and robs your RM250 of power and responsiveness. The Wiseco 67.50mm oversize piston kit restores your engine to peak performance with...
    405M06750
    SKU:
    405M06750
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BORE SIZE METRIC:
    67.50 MM
    DISPLACEMENT:
    246 CC
    ENGINE TYPE:
    2-STROKE
    MODEL:
    FORGED SERIES
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    70.00 MM
    PISTON DIAMETER METRIC:
    67.44 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    BORE - OVERSIZE:
    +0,50 MM
    BORE - OVERSIZE METRIC:
    +0.50 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $199.95
    Now: $170.00
    Was: $199.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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