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
- Wiseco Engine Rebuild Kit 52.50 mm Kawasaki KX100 1995-2013 PWR173-100 – Complete top and bottom-end rebuild kit with forged piston, crankshaft assembly, bearings, seals, gaskets, and hour meter for Kawasaki KX100 models.
- Wiseco 94mm Piston Kit with Gaskets Honda TRX450R 2004-2005 PK1068 – Complete 94.00 mm forged piston kit including rings, wrist pins, circlips, and top-end gasket set for Honda TRX450R performance rebuilds.
- Wiseco Top End Bearing 15x19x20 KTM 125 SX 1998-2021 B1013 – High-strength top-end wrist pin bearing with case-hardened construction and high-silicon aluminum alloy for extreme durability in KTM 2-stroke engines.
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
-
Wiseco Wrist Pin for Honda CR80R 1986-2002 S517
WISECO
$22.99The Wiseco S517 wrist pin is engineered to handle the high-RPM demands of your Honda CR80R without compromise. Precision tolerances and superior material composition ensure consistent power delivery...S517- SKU:
- S517
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- LENGTH:
- 45,80 MM
- LENGTH METRIC:
- 45.80 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- STREET
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 14,00 MM
- OUTSIDE DIAMETER METRIC:
- 14.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Wiseco Wrist Pin for Honda TRX400EX 1999-2008 S520
WISECO
$18.99The wrist pin is a critical load-bearing component that directly impacts engine reliability and longevity under extreme operating conditions. A quality wrist pin like the Wiseco S520 reduces...S520- SKU:
- S520
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- LENGTH METRIC:
- 70 MM
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 20,00 MM
- OUTSIDE DIAMETER METRIC:
- 20.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- LENGTH:
- 70 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- PISTON
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- STREET
$18.99Qty in Cart: 0Quantity:Price:$18.99Subtotal: -
Wiseco Piston Kit Yamaha YXE700WDH 2016 11:1 40141M10300
WISECO
$246.95When you're pushing your Wolverine R-Spec to its limits on the trail or at the track, your original pistons become the weak link. The Wiseco Piston Kit delivers the durability and power output you...09104178- SKU:
- 09104178
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- PISTON DIAMETER METRIC:
- 102.92 MM
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- STROKE LENGTH METRIC:
- 85.00 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 103.00 MM
- DISPLACEMENT:
- 708 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- ARMORGLIDE®
$246.95 -
Wiseco Piston Kit 74.5mm 12:1 Compression Honda TRX250X 1987-1992 4440M07450
WISECO
$194.95If you're running a TRX250X through demanding trail conditions or competitive racing, your factory piston likely won't survive sustained high-RPM abuse or aggressive tuning. This Wiseco piston kit...4440M07450- SKU:
- 4440M07450
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- DISPLACEMENT:
- 246 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 57.30 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 74.50 MM
- PISTON DIAMETER METRIC:
- 74.45 MM
- UNITS:
- KIT
$194.95 -
Wiseco Piston Kit for 2009-2015 Polaris RZR 170 40143M06100
WISECO
$196.95Stock pistons wear out—especially in high-demand applications like competitive RZR 170 racing or aggressive trail riding. The Wiseco Piston Kit replaces worn components with precision-engineered...09104180- SKU:
- 09104180
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 60.95 MM
- STROKE LENGTH METRIC:
- 58.00 MM
- BORE SIZE METRIC:
- 61.00 MM
- DISPLACEMENT:
- 169 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- STOCK
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- UTV
- SKIRT COATING:
- NON-COATED
$196.95Qty in Cart: 0Quantity:Price:$196.95Subtotal: -
Wiseco Piston Honda CRF450R 2002-2008 96mm 12.5:1 449cc 4780M10100
WISECO
$134.95Whether you're rebuilding a tired CRF450R or preparing for peak performance, the Wiseco 96mm piston delivers the compression ratio and material science you need to extract maximum horsepower and...450M05000- SKU:
- 450M05000
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DISPLACEMENT:
- 79.7 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 41.40 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 50.00 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 49.95 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$134.95Qty in Cart: 0Quantity:Price:$134.95Subtotal: -
On Sale
Wiseco Piston Kit Kawasaki KRF750 Teryx 2012-2013 11.5:1 40146M08700
WISECO
MSRP: $184.95Now: $118.00Was: $184.95If you're rebuilding or upgrading your KRF750 Teryx engine, piston quality directly impacts power delivery, reliability, and longevity under load. The Wiseco 11.5:1 compression kit delivers...09104183- SKU:
- 09104183
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 66.00 MM
- UNITS:
- KIT
- BORE SIZE METRIC:
- 87.00 MM
- RIDING STYLE:
- UTV
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 749 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 86.95 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- COMPRESSION RATIO IMPERIAL:
- 11.5:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
MSRP: $184.95Now: $118.00Was: $184.95Qty in Cart: 0Quantity:Price:MSRP: $184.95Now: $118.00Was: $184.95Subtotal: -
Wiseco Piston Kit 82mm 12:1 Compression for Polaris RZR 800 2008-2014 4963M08200
WISECO
$214.34If you're running your RZR 800 hard—whether on the trail or the strip—stock pistons won't cut it. The Wiseco 82mm kit with 12:1 compression delivers measurable power gains and the durability to...09104185- SKU:
- 09104185
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- UTV
- BORE SIZE METRIC:
- 82.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 769 CC
- PISTON DIAMETER METRIC:
- 81.94 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 76.50 MM
- BORE - OVERSIZE:
- +2,00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- ENGINE TYPE:
- 4-STROKE
$214.34 -
Wiseco Piston Kit Yamaha YZ450F 2014-2017 12.5:1 97mm 40111M09700
WISECO
$239.95A worn or stock piston limits your YZ450F's potential—this Wiseco kit restores and exceeds OEM performance with a higher 12.5:1 compression ratio that unlocks measurable gains in peak horsepower and...09103910- SKU:
- 09103910
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 60.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 97.00 MM
- DISPLACEMENT:
- 449 CC
$239.95Qty in Cart: 0Quantity:Price:$239.95Subtotal: -
Wiseco Piston Kit 44.5mm for Kawasaki KX65 2000-2026 RE919M04450
WISECO
$171.95When you're running a KX65 hard on the track or trail, stock pistons won't cut it—they'll fatigue, wear unevenly, and rob you of power just when you need it most. The Wiseco Racer Elite Piston Kit is...09105087- SKU:
- 09105087
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RACER ELITE
- UNITS:
- KIT
- PISTON MATERIAL:
- 2000 SERIES ALLOY
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 44.50 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORFIT™
$171.95Qty in Cart: 0Quantity:Price:$171.95Subtotal: -
Wiseco Piston Kit 2014-2025 Kawasaki KX85 48.5mm RE924M04850
WISECO
$171.95Your KX85's engine demands a piston built to handle the punishment of competitive riding and aggressive trail conditions. Wiseco's Racer Elite platform delivers the compression sealing and structural...09105088- SKU:
- 09105088
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE SIZE METRIC:
- 48.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 2000 SERIES ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RACER ELITE
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORFIT™
$171.95Qty in Cart: 0Quantity:Price:$171.95Subtotal: -
Wiseco Piston Kit 75.50mm 10.5:1 Compression Honda XR250R 1984-1985 4329M07550
WISECO
$216.95If you're running a Honda XR250R or XL250R and want measurable gains in power and reliability, a quality piston kit is non-negotiable. The Wiseco 10.5:1 compression kit delivers the exact...4329M07550- SKU:
- 4329M07550
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- DISPLACEMENT:
- 250 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 75.50 MM
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PISTON DIAMETER METRIC:
- 75.45 MM
- STROKE LENGTH METRIC:
- 56.50 MM
$216.95 -
Wiseco Piston Kit 1995-2021 Kawasaki KX100 52.5mm RE907M05250
WISECO
$171.95A worn or damaged piston directly kills engine performance, responsiveness, and reliability—especially in a high-revving 2-stroke like the KX100. The Wiseco Racer Elite Piston Kit delivers the...09105092- SKU:
- 09105092
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE SIZE METRIC:
- 52.50 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORFIT™
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RACER ELITE
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- PISTON MATERIAL:
- 2000 SERIES ALLOY
- PISTON MATERIAL:
- FORGED
$171.95 -
Wiseco Piston Kit 92.50mm 10.25:1 Honda XR500R 1983-1984 4330M09250
WISECO
$239.95If you're running an 1983-1984 Honda XR500R, the factory piston limits your engine's potential—especially under sustained load or aggressive throttle inputs. This Wiseco piston kit raises your...4330M09250- SKU:
- 4330M09250
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 92.50 MM
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- DISPLACEMENT:
- 498 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 75.00 MM
- PISTON DIAMETER METRIC:
- 92.45 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
$239.95 -
Wiseco Piston Kit with Gaskets for 2003-2004 Yamaha YZ125 PK1347
WISECO
$229.95A worn or damaged piston directly limits your YZ125's power output and reliability—this Wiseco kit delivers the precision engineering needed to restore peak performance. The high-silicon aluminum...09030250- SKU:
- 09030250
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- PISTON SIZE METRIC:
- +2.00 MM
- PISTON DIAMETER METRIC:
- 55.95 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- MODEL:
- PRO-LITE
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
$229.95Qty in Cart: 0Quantity:Price:$229.95Subtotal: -
Wiseco Suzuki RM125 1991-1996 Piston Kit with Gaskets PK1320
WISECO
$209.95The Wiseco PK1320 piston kit is engineered to restore and exceed your RM125's original performance specifications, delivering the reliability needed for competitive racing or sustained trail use...09030256- SKU:
- 09030256
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- DISPLACEMENT:
- 123 CC
- MODEL:
- PRO-LITE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- PISTON DIAMETER METRIC:
- 54.96 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- ENGINE TYPE:
- 2-STROKE
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 55.00 MM
- PRODUCT NAME:
- REBUILD KIT
$209.95 -
Wiseco Piston Kit with Gaskets for Kawasaki KX80 1988-1990 PK1296
WISECO
$179.95When you're pushing your KX80 to its limits, a worn or compromised top-end becomes your biggest bottleneck. The Wiseco Piston Kit delivers the compression stability and thermal control you need to...09030261- SKU:
- 09030261
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- DISPLACEMENT:
- 82 CC
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 45.80 MM
- PISTON DIAMETER METRIC:
- 47.95 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 48.00 MM
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
Wiseco Piston Kit with Gaskets for 1986-2004 Honda XR250R PK1219
WISECO
$257.95Factory pistons wear out—especially in older Honda XR models that see aggressive riding or higher-than-stock compression builds. The Wiseco PK1219 restores lost compression and power while delivering...09030265- SKU:
- 09030265
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- PISTON DIAMETER METRIC:
- 72.95 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 59.50 MM
- BORE SIZE METRIC:
- 73.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$257.95Qty in Cart: 0Quantity:Price:$257.95Subtotal: -
Wiseco Piston Kit 71.50mm 1985-1986 Suzuki LT250R QuadRacer 534M07150
WISECO
$229.95If you're running a stock piston in your 1985-1986 Suzuki LT250R QuadRacer, you're leaving performance on the table. The Wiseco +1.50mm piston kit delivers measurable gains in compression ratio and...534M07150- SKU:
- 534M07150
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BORE SIZE METRIC:
- 71.50 MM
- DISPLACEMENT:
- 247 CC
- STROKE LENGTH METRIC:
- 64.80 MM
- BORE - OVERSIZE:
- +1,50 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
- STROKE LENGTH:
- 64,80 MM
$229.95 -
Wiseco Piston 72.00 mm 2.00 mm Oversize Suzuki LT250R QuadRacer 534M07200
WISECO
$229.95If you're pushing your Suzuki LT250R QuadRacer to its limits, stock pistons become your limiting factor. The Wiseco +2.00 mm piston delivers the compression ratio and durability demanded by...534M07200- SKU:
- 534M07200
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE SIZE METRIC:
- 72.00 MM
- STROKE LENGTH:
- 64,80 MM
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 247 CC
- STROKE LENGTH METRIC:
- 64.80 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
$229.95Qty in Cart: 0Quantity:Price:$229.95Subtotal: -
Wiseco Piston Kit 66mm Honda CR250R 1984-1985 526M06600
WISECO
$232.95The stock piston in your CR250R won't keep pace with serious trail or track work. This Wiseco kit restores lost compression, increases power output, and delivers the durability required for...526M06600- SKU:
- 526M06600
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE SIZE METRIC:
- 66.00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
- UNITS:
- EACH
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
Wiseco Piston Kit 66.25mm Bore for 1985-1986 Honda ATC 250R 526M06625
WISECO
$204.95The Wiseco Piston Kit restores and elevates your ATC 250R's top-end performance with precision-engineered components built to handle sustained high-RPM operation. A quality piston kit is...526M06625- SKU:
- 526M06625
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE:
- +0,25 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.25 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- BORE - OVERSIZE METRIC:
- +0.25 MM
- DISPLACEMENT:
- 248 CC
- STROKE LENGTH METRIC:
- 72.00 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$204.95Qty in Cart: 0Quantity:Price:$204.95Subtotal: -
Wiseco Piston 66.5mm Honda ATC 250R 1985-1986 526M06650
WISECO
$232.95The Wiseco 526M06650 piston delivers the precision and durability your Honda ATC250R needs to survive high-RPM abuse while maintaining consistent power delivery. Whether you're competing at the track...526M06650- SKU:
- 526M06650
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- STROKE LENGTH:
- 72,00 MM
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.50 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
Wiseco Piston 66.75mm 1985-1986 Honda ATC 250R 526M06675
WISECO
$204.95If you're running a 1985-1986 Honda ATC250R, a worn or damaged piston directly kills your power output and engine reliability. Wiseco's forged-aluminum piston restores lost compression, sharpens...526M06675- SKU:
- 526M06675
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- STROKE LENGTH:
- 72,00 MM
- BORE - OVERSIZE METRIC:
- +0.75 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- BORE - OVERSIZE:
- +0,75 MM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.75 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH METRIC:
- 72.00 MM
$204.95Qty in Cart: 0Quantity:Price:$204.95Subtotal: -
Wiseco Piston Kit 67.25mm for 1986 Honda TRX250R 526M06725
WISECO
$229.95The Wiseco Piston Kit 67.25mm is engineered to restore or upgrade your 1986 Honda TRX250R with the precision and durability required for consistent power delivery in competitive or recreational...526M06725- SKU:
- 526M06725
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,25 MM
- BORE SIZE METRIC:
- 67.25 MM
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- +1.25 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$229.95Qty in Cart: 0Quantity:Price:$229.95Subtotal: -
Wiseco Piston 1986 Honda TRX250R 67.25mm 526M06725
WISECO
$229.95A worn or damaged piston directly kills engine performance—causing compression loss, increased blow-by, and reduced power delivery. The Wiseco Pro-Lite Piston restores full combustion efficiency and...526M06750- SKU:
- 526M06750
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE:
- +1,50 MM
- BORE SIZE METRIC:
- 67.50 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 72,00 MM
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
$229.95 -
Wiseco Piston Kit 68.00 mm Bore Honda ATC 250 R 1985-1986 526M06800
WISECO
$232.95High-compression four-stroke engines demand pistons engineered for sustained peak RPM without compromise. The Wiseco Pro-Lite kit delivers the strength-to-weight ratio necessary for reliable...526M06800- SKU:
- 526M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 68.00 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 72.00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
Wiseco Piston Standard Yamaha RZ 350 1984-1985 513M06400
WISECO
$177.95The Yamaha RZ 350's two-stroke engine demands a piston that can handle aggressive tuning and sustained high RPM operation without compromising reliability. Wiseco's forged high-silicon aluminum...513M06400- SKU:
- 513M06400
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 64.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 346 CC
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- STREET
- STROKE LENGTH:
- 54,00 MM
- STROKE LENGTH METRIC:
- 54.00 MM
$177.95Qty in Cart: 0Quantity:Price:$177.95Subtotal: -
On Sale
Wiseco Piston 0.50 mm Overbore Yamaha Banshee 350 1987-2006 513M06450
WISECO
MSRP: $177.95Now: $132.00Was: $177.95If you're running a Banshee 350 at the limit, a worn or stock piston will cost you power and reliability when it matters most. Wiseco's forged high-silicon aluminum construction handles the demands...513M06450- SKU:
- 513M06450
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE - OVERSIZE:
- +0,50 MM
- RIDING STYLE:
- ATV
- BORE - OVERSIZE METRIC:
- +0.50 MM
- STROKE LENGTH:
- 54,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- BORE SIZE METRIC:
- 64.50 MM
- DISPLACEMENT:
- 352 CC
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.00 MM
MSRP: $177.95Now: $132.00Was: $177.95 -
On Sale
Wiseco Piston Kit 0.75mm Oversize for 1987-2006 Yamaha Banshee 350 513M06475
WISECO
MSRP: $177.95Now: $132.00Was: $177.95When you're pushing your Banshee 350 to its limits, factory pistons become the weak link. The Wiseco +0.75mm piston kit delivers the strength and compression you need to unlock serious horsepower...513M06475- SKU:
- 513M06475
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- DISPLACEMENT:
- 355 CC
- BORE - OVERSIZE METRIC:
- +0.75 MM
- RIDING STYLE:
- ATV
- STROKE LENGTH:
- 54,00 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- +0,75 MM
- BORE SIZE METRIC:
- 64.75 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
MSRP: $177.95Now: $132.00Was: $177.95 -
On Sale
Wiseco Piston Kit for Yamaha YFZ350 Banshee 1987-2006 513M06500
WISECO
MSRP: $177.95Now: $132.00Was: $177.95If you're running a YFZ350 Banshee and pushing serious RPMs, stock pistons won't cut it—you need a forged solution that can handle sustained high-load conditions without sacrificing reliability...513M06500- SKU:
- 513M06500
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 65.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- BORE - OVERSIZE:
- +1,00 MM
- DISPLACEMENT:
- 358 CC
- STROKE LENGTH METRIC:
- 54.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- PISTON
MSRP: $177.95Now: $132.00Was: $177.95 -
On Sale
Wiseco Piston 1.25mm Oversize Yamaha Banshee 350 1987-2006 513M06525
WISECO
MSRP: $188.95Now: $140.00Was: $188.95If you're running a Banshee 350 at the limit, your factory piston won't cut it. The Wiseco +1.25mm oversize piston delivers the compression ratio and durability needed to extract real power gains...513M06525- SKU:
- 513M06525
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- DISPLACEMENT:
- 361 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- BORE - OVERSIZE METRIC:
- +1.25 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- STROKE LENGTH METRIC:
- 54.00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 54,00 MM
- BORE - OVERSIZE:
- +1,25 MM
- BORE SIZE METRIC:
- 65.25 MM
MSRP: $188.95Now: $140.00Was: $188.95Qty in Cart: 0Quantity:Price:MSRP: $188.95Now: $140.00Was: $188.95Subtotal: -
On Sale
Wiseco Piston Kit 65.50mm 1987-2006 Yamaha YFZ350 Banshee 513M06550
WISECO
MSRP: $188.95Now: $140.00Was: $188.95The Wiseco 513M06550 piston kit delivers the durability and precision your YFZ350 Banshee demands, whether you're pushing limits on the track or maximizing reliability during extended riding sessions...513M06550- SKU:
- 513M06550
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE - OVERSIZE:
- +1,50 MM
- BORE SIZE METRIC:
- 65.50 MM
- DISPLACEMENT:
- 364 CC
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
MSRP: $188.95Now: $140.00Was: $188.95 -
On Sale
Wiseco Piston 2.00mm Oversize Yamaha Banshee 350 1987-2006 513M06600
WISECO
MSRP: $188.95Now: $140.00Was: $188.95If you're pushing your Yamaha Banshee 350 to its limits, a worn or stock piston will quickly become your bottleneck. The Wiseco +2.00mm oversized piston delivers the compression ratio and material...513M06600- SKU:
- 513M06600
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- STROKE LENGTH:
- 54,00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 66.00 MM
- DISPLACEMENT:
- 370 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- UNITS:
- EACH
MSRP: $188.95Now: $140.00Was: $188.95 -
On Sale
Wiseco Suzuki RM250 1982-1985 Piston Kit 70.00mm 485M07000
WISECO
MSRP: $199.95Now: $170.00Was: $199.95The Wiseco RM250 piston kit delivers the precision and durability required for sustained high-RPM performance on both track and trail. Factory OEM pistons often compromise between longevity and peak...485M07000- SKU:
- 485M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 64.00 MM
- DISPLACEMENT:
- 246 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 70.00 MM
- PISTON DIAMETER METRIC:
- 69.92 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $199.95Now: $170.00Was: $199.95 -
On Sale
Wiseco RM250 1982-1985 Piston Kit 70.50mm 485M07050
WISECO
MSRP: $199.95Now: $170.00Was: $199.95A worn or damaged piston directly limits your RM250's power output and throttle response—this Wiseco kit restores full compression and peak performance. Built with aircraft-grade alloy and...485M07050- SKU:
- 485M07050
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 70.50 MM
- DISPLACEMENT:
- 246 CC
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 70.42 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 64.00 MM
- UNITS:
- KIT
MSRP: $199.95Now: $170.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $170.00Was: $199.95Subtotal: -
On Sale
Wiseco Suzuki RM250 1982-1985 Piston Kit 485M07200
WISECO
MSRP: $224.95Now: $191.00Was: $224.95If you're running a 1982-1985 Suzuki RM250, piston wear is one of the first performance killers to address. The Wiseco 485M07200 kit restores compression, sharpens throttle response, and delivers the...485M07200- SKU:
- 485M07200
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 246 CC
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FORGED SERIES
- BORE SIZE METRIC:
- 71.50 MM
- PISTON DIAMETER METRIC:
- 71.92 MM
- STROKE LENGTH METRIC:
- 64.00 MM
MSRP: $224.95Now: $191.00Was: $224.95Qty in Cart: 0Quantity:Price:MSRP: $224.95Now: $191.00Was: $224.95Subtotal: -
On Sale
Wiseco KX125 1982-1985 Piston Kit 486M05600
WISECO
MSRP: $154.95Now: $132.00Was: $154.95The Wiseco KX125 Piston Kit 486M05600 is engineered to restore or maximize your vintage Kawasaki's combustion efficiency and throttle response. If you're running worn or damaged pistons, this direct...486M05600- SKU:
- 486M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DISPLACEMENT:
- 124 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- STROKE LENGTH METRIC:
- 50.60 MM
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 56.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 55.95 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
MSRP: $154.95Now: $132.00Was: $154.95Qty in Cart: 0Quantity:Price:MSRP: $154.95Now: $132.00Was: $154.95Subtotal: -
On Sale
Wiseco Piston Kit 1983-1985 Suzuki RM80 50.00mm 497M05000
WISECO
MSRP: $134.95Now: $115.00Was: $134.95If you're running a 1983–1985 Suzuki RM80 and want reliable power gains without sacrificing engine durability, the Wiseco Piston Kit is the foundation you need. Wiseco's precision-engineered pistons...497M05000- SKU:
- 497M05000
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 82,87 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH:
- 44,00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,00 MM
- STROKE LENGTH METRIC:
- 44.00 MM
- BORE SIZE METRIC:
- 50.00 MM
MSRP: $134.95Now: $115.00Was: $134.95Qty in Cart: 0Quantity:Price:MSRP: $134.95Now: $115.00Was: $134.95Subtotal: -
On Sale
Wiseco 1982-1983 Yamaha YZ80 48.00mm Piston Kit 477M04800
WISECO
MSRP: $134.95Now: $115.00Was: $134.95If you're running a YZ80 in competitive or high-demand conditions, a worn or compromised piston directly impacts throttle response, compression consistency, and overall engine reliability. The Wiseco...477M04800- SKU:
- 477M04800
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE - OVERSIZE:
- +1,00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 48.00 MM
- PISTON DIAMETER METRIC:
- 47.95 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 79 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 45.60 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
MSRP: $134.95Now: $115.00Was: $134.95
