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
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On Sale
Wiseco Piston Kit 96mm Yamaha XT600 1984-1995 4797M09600
WISECO
MSRP: $224.95Now: $191.00Was: $224.95A worn or compromised piston directly reduces compression, throttle response, and overall engine reliability—especially critical on the XT600 platform where durability under load is non-negotiable...4797M09600- SKU:
- 4797M09600
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- BORE - OVERSIZE:
- +1,00 MM
- PISTON DIAMETER METRIC:
- 95.92 MM
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- DISPLACEMENT:
- 598 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 96.00 MM
- COMPRESSION RATIO IMPERIAL:
- STOCK
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 84.00 MM
MSRP: $224.95Now: $191.00Was: $224.95 -
On Sale
Wiseco Piston Kit Honda TRX250R 1986 PK1079
WISECO
MSRP: $284.95Now: $242.00Was: $284.95If you're running a Honda TRX250R at the track or trail, piston failure under sustained high RPM and load is a real risk—especially on an engine approaching higher mileage. The Wiseco PK1079 kit...09030342- SKU:
- 09030342
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE - OVERSIZE:
- +1,50 MM
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 67.42 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +1.50 MM
- BORE SIZE METRIC:
- 67.50 MM
- DISPLACEMENT:
- 246 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 72.00 MM
- PRODUCT NAME:
- REBUILD KIT
MSRP: $284.95Now: $242.00Was: $284.95Qty in Cart: 0Quantity:Price:MSRP: $284.95Now: $242.00Was: $284.95Subtotal: -
On Sale
Wiseco Piston Kit for Honda TRX400EX 1999-2008 PK1031
WISECO
MSRP: $311.95Now: $246.00Was: $311.95A worn or damaged piston compromises engine compression, power delivery, and reliability—especially critical for high-performance riding where engine stress is constant. The Wiseco PK1031 piston kit...09030345- SKU:
- 09030345
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 85.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 397 CC
- PISTON DIAMETER METRIC:
- 84.95 MM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
MSRP: $311.95Now: $246.00Was: $311.95 -
On Sale
Wiseco Piston Kit Honda ATC200E 1982-1984 PK1001
WISECO
MSRP: $235.95Now: $195.00Was: $235.95Restore your Honda ATC200E's engine to peak performance with a complete Wiseco piston overhaul. This precision-forged kit eliminates wear-induced compression loss, restoring throttle response and...09030346- SKU:
- 09030346
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE:
- +2,50 MM
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 57.80 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 65.45 MM
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +2.50 MM
- BORE SIZE METRIC:
- 65.50 MM
- DISPLACEMENT:
- 191.8 CC
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
MSRP: $235.95Now: $195.00Was: $235.95 -
On Sale
Wiseco Piston Kit Honda TRX300EX 1993-2008 PK1027
WISECO
MSRP: $234.95Now: $200.00Was: $234.95When you're running a Honda TRX300EX at the edge of performance, your stock piston won't cut it. The Wiseco Piston Kit PK1027 delivers the strength and thermal stability needed for high-RPM...09030348- SKU:
- 09030348
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- BORE SIZE METRIC:
- 74.50 MM
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 65.50 MM
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 282 CC
- PISTON DIAMETER METRIC:
- 74.45 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- BORE - OVERSIZE:
- +0,50 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- TYPE:
- TOP END
MSRP: $234.95Now: $200.00Was: $234.95Qty in Cart: 0Quantity:Price:MSRP: $234.95Now: $200.00Was: $234.95Subtotal: -
On Sale
Wiseco Piston Kit for Polaris 250 Trail Boss 1985-1999 PK1088
WISECO
MSRP: $224.95Now: $183.00Was: $224.95If you're running a Polaris 250 Trail Boss hard, factory pistons won't cut it. Wiseco's forged piston kit delivers the strength and thermal stability you need to push higher RPMs and sustained...09030351- SKU:
- 09030351
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- PISTON DIAMETER METRIC:
- 73.92 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 74.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- DISPLACEMENT:
- 244 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- PISTON SIZE METRIC:
- +2.00 MM
- STROKE LENGTH METRIC:
- 60.00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- TYPE:
- TOP END
MSRP: $224.95Now: $183.00Was: $224.95 -
On Sale
Wiseco Piston Kit for Honda TRX400EX 1999-2008 PK1036
WISECO
MSRP: $319.95Now: $272.00Was: $319.95A quality piston kit is essential for any top-end rebuild on your TRX400EX—it directly impacts engine reliability, throttle response, and longevity under sustained load. Wiseco's forged-aluminum...09030353- SKU:
- 09030353
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 84.95 MM
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 85.00 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 397 CC
- STROKE LENGTH METRIC:
- 70.00 MM
MSRP: $319.95Now: $272.00Was: $319.95Qty in Cart: 0Quantity:Price:MSRP: $319.95Now: $272.00Was: $319.95Subtotal: -
On Sale
Wiseco Piston Kit for Honda XR400R 1996-2004 TRX400EX 1999-2008 PK1041
WISECO
MSRP: $373.95Now: $297.00Was: $373.95When you're pushing your XR400R or TRX400EX to its limits, factory pistons become a liability. The Wiseco Piston Kit delivers the strength and thermal stability needed to survive high-RPM runs and...09030354- SKU:
- 09030354
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- BORE - OVERSIZE METRIC:
- +4.00 MM
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 88.95 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 89.00 MM
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 440 CC
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE:
- +4,00 MM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
MSRP: $373.95Now: $297.00Was: $373.95Qty in Cart: 0Quantity:Price:MSRP: $373.95Now: $297.00Was: $373.95Subtotal: -
On Sale
Wiseco Piston Kit Kawasaki KLF220 Bayou 1988-2002 67.50mm PK1048
WISECO
MSRP: $239.95Now: $204.00Was: $239.95A worn or damaged piston compromises engine efficiency, reliability, and power output—especially critical for ATV riders who depend on consistent performance in demanding terrain. The Wiseco Piston...09030355- SKU:
- 09030355
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 215 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- STROKE LENGTH METRIC:
- 61.00 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 67.50 MM
- COMPRESSION RATIO IMPERIAL:
- 9.3:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 67.45 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
MSRP: $239.95Now: $204.00Was: $239.95Qty in Cart: 0Quantity:Price:MSRP: $239.95Now: $204.00Was: $239.95Subtotal: -
On Sale
Wiseco Piston Kit 75.50mm Oversize for Polaris 300 1994-2000 721M07550
WISECO
MSRP: $154.95Now: $132.00Was: $154.95When you're pushing your Polaris 300 to the limit, stock pistons become your bottleneck. The Wiseco 721M07550 delivers the compression ratio, durability, and power output you need to stay...721M07550- SKU:
- 721M07550
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- +1,00 MM
- STROKE LENGTH METRIC:
- 65.00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 283 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BORE SIZE METRIC:
- 75.50 MM
- STROKE LENGTH:
- 65,00 MM
MSRP: $154.95Now: $132.00Was: $154.95 -
On Sale
Wiseco Piston Kit 76.00mm Oversize for 1994-1995 Polaris 300 2x4 4x4 721M07600
WISECO
MSRP: $164.95Now: $140.00Was: $164.95If you're rebuilding your 1994-1995 Polaris 300 or pushing for more power on the trail, a quality piston kit is non-negotiable. Wiseco's high-silicon aluminum forgings deliver the strength and...721M07600- SKU:
- 721M07600
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE:
- +1,50 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 65,00 MM
- STROKE LENGTH METRIC:
- 65.00 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
- BORE SIZE METRIC:
- 76.00 MM
- DISPLACEMENT:
- 283 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- ATV
- UNITS:
- EACH
MSRP: $164.95Now: $140.00Was: $164.95 -
On Sale
Wiseco Piston Standard Kawasaki KDX 220 R 1997-2005 750M06900
WISECO
MSRP: $199.95Now: $157.00Was: $199.95Stock pistons wear out—especially in a two-stroke like the KDX220. The Wiseco piston delivers the precision fit and durability you need to sustain peak power output through countless riding hours,...750M06900- SKU:
- 750M06900
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- BORE SIZE METRIC:
- 69.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 58.00 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 216 CC
- STROKE LENGTH:
- 58,00 MM
MSRP: $199.95Now: $157.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $157.00Was: $199.95Subtotal: -
On Sale
Wiseco Piston +1.00 mm Kawasaki KDX 220 R 1997-2005 750M07000
WISECO
MSRP: $209.95Now: $178.00Was: $209.95If you're running a KDX220R, the factory piston has limits—especially when you're pushing for more power and reliability in demanding conditions. This Wiseco +1.00mm oversized piston restores lost...750M07000- SKU:
- 750M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- DISPLACEMENT:
- 216 CC
- BORE - OVERSIZE:
- +1,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 58,00 MM
- BORE SIZE METRIC:
- 70.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 58.00 MM
MSRP: $209.95Now: $178.00Was: $209.95Qty in Cart: 0Quantity:Price:MSRP: $209.95Now: $178.00Was: $209.95Subtotal: -
On Sale
Wiseco Piston Standard Yamaha YZ125 2007 765M05400
WISECO
MSRP: $184.95Now: $157.00Was: $184.95A worn or damaged piston directly compromises combustion efficiency, throttle response, and engine longevity—especially on a high-revving two-stroke like the YZ125. The Wiseco 765M05400 restores...765M05400- SKU:
- 765M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
MSRP: $184.95Now: $157.00Was: $184.95Qty in Cart: 0Quantity:Price:MSRP: $184.95Now: $157.00Was: $184.95Subtotal: -
On Sale
Wiseco Piston Standard KTM 125 SX 2005 740M05425
WISECO
MSRP: $154.95Now: $132.00Was: $154.95If you're running a KTM 125 SX and want measurable improvements in throttle response and engine reliability, a quality piston upgrade is one of the most direct paths to better performance. The Wiseco...740M05425- SKU:
- 740M05425
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 54,00 MM
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE SIZE METRIC:
- 54.25 MM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
MSRP: $154.95Now: $132.00Was: $154.95Qty in Cart: 0Quantity:Price:MSRP: $154.95Now: $132.00Was: $154.95Subtotal: -
On Sale
Wiseco Piston Standard Kawasaki KX 125 1994 640M05400
WISECO
MSRP: $154.95Now: $132.00Was: $154.95Two-stroke performance demands precision at every level—and piston selection is non-negotiable. The Wiseco Standard Piston for your KX125 delivers the exact bore dimensions and combustion geometry...741M05400- SKU:
- 741M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
- STROKE LENGTH:
- 54,50 MM
MSRP: $154.95Now: $132.00Was: $154.95Qty in Cart: 0Quantity:Price:MSRP: $154.95Now: $132.00Was: $154.95Subtotal: -
On Sale
Wiseco Piston Kit 40.50mm for Yamaha PW50 1981-2021 653M04050
WISECO
MSRP: $109.95Now: $89.00Was: $109.95The Wiseco Piston Kit delivers the reliability and power output your Yamaha PW50 demands, whether you're pushing hard on track or tackling aggressive trail conditions. High-silicon aluminum forgings...653M04050- SKU:
- 653M04050
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 49 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 39,20 MM
- STROKE LENGTH METRIC:
- 39.20 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +0.50 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- BORE SIZE METRIC:
- 40.50 MM
MSRP: $109.95Now: $89.00Was: $109.95Qty in Cart: 0Quantity:Price:MSRP: $109.95Now: $89.00Was: $109.95Subtotal: -
On Sale
Wiseco Piston Standard 66.40mm Kawasaki KX 250 2005-2008 607M06740
WISECO
MSRP: $221.95Now: $170.00Was: $221.95The Wiseco Piston Standard 66.40mm is engineered specifically for the Kawasaki KX250 (2005-2008), delivering the precision and durability needed for consistent performance on the track or trail. When...607M06740- SKU:
- 607M06740
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 67.40 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
MSRP: $221.95Now: $170.00Was: $221.95Qty in Cart: 0Quantity:Price:MSRP: $221.95Now: $170.00Was: $221.95Subtotal: -
On Sale
Wiseco Piston Kit 68.5mm Oversize Kawasaki KX 250 1992-2001 617M06850
WISECO
MSRP: $199.95Now: $170.00Was: $199.95Stock pistons can't handle the demands of high-RPM riding or extended performance sessions—they wear prematurely and limit your engine's potential. The Wiseco 68.5mm oversize piston kit restores lost...607M06800- SKU:
- 607M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- +0,60 MM
- BORE - OVERSIZE METRIC:
- +0.60 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
- BORE SIZE METRIC:
- 68.00 MM
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
MSRP: $199.95Now: $170.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $170.00Was: $199.95Subtotal: -
On Sale
Wiseco Piston Kit 68.50mm 1991-1994 Kawasaki KDX250 607M06850
WISECO
MSRP: $199.95Now: $170.00Was: $199.95Stock pistons wear out under the demanding conditions of off-road riding, leading to compression loss, reduced power, and potential engine failure. The Wiseco Piston Kit 68.50mm restores your...607M06850- SKU:
- 607M06850
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE METRIC:
- +1.10 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,10 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 68.50 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
MSRP: $199.95Now: $170.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $170.00Was: $199.95Subtotal: -
On Sale
Wiseco Piston Kit Yamaha YZ 250 1988-1991 605M06800
WISECO
MSRP: $199.95Now: $170.00Was: $199.95Stock pistons in your YZ 250 can't handle sustained high RPM abuse—they expand unpredictably and rob you of peak power right when you need it most. The Wiseco 605M06800 piston kit solves this with a...605M06800- SKU:
- 605M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH:
- 68,00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 246,8 CC
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- STROKE LENGTH METRIC:
- 68.00 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 68.00 MM
MSRP: $199.95Now: $170.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $170.00Was: $199.95Subtotal: -
On Sale
Wiseco Piston Kit Yamaha SRX600 1984-1996 4797M09500
WISECO
MSRP: $224.95Now: $191.00Was: $224.95Factory pistons wear out—especially in high-mileage or modified SRX600 engines. Wiseco's precision-engineered piston kit restores compression, eliminates blow-by, and delivers the consistent...09100004- SKU:
- 09100004
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- BORE SIZE METRIC:
- 95.00 MM
- PISTON MATERIAL:
- FORGED
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 84.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 598 CC
- PRODUCT NAME:
- PISTON
MSRP: $224.95Now: $191.00Was: $224.95 -
On Sale
Wiseco Piston Kit 68.50mm for 2002-2004 Honda CR250R 801M06850
WISECO
MSRP: $224.95Now: $191.00Was: $224.95The Wiseco Piston Kit is engineered for CR250R riders who refuse to leave performance on the table. A worn or stock piston limits your engine's potential—this kit restores compression, throttle...09100201- SKU:
- 09100201
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE:
- +2,10 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 72.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.10 MM
- DISPLACEMENT:
- 265 CC
- PISTON MATERIAL:
- FORGED
- BORE SIZE METRIC:
- 68.50 MM
MSRP: $224.95Now: $191.00Was: $224.95Qty in Cart: 0Quantity:Price:MSRP: $224.95Now: $191.00Was: $224.95Subtotal: -
On Sale
Wiseco Piston Kit 39mm 11:1 Compression Honda CRF50F 2004-2013 4798M03900
WISECO
MSRP: $146.95Now: $102.00Was: $146.95If you're running a Honda CRF50F, XR50R, or Z50R and want to unlock measurable gains in power and acceleration, a quality piston upgrade is one of the highest-impact modifications you can make. The...09100202- SKU:
- 09100202
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.1:1
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 39.00 MM
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 49.5 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 41.40 MM
MSRP: $146.95Now: $102.00Was: $146.95 -
On Sale
Wiseco Piston Kit 68.50mm 2.10mm Oversize Yamaha YZ250 1999-2020 804M06850
WISECO
MSRP: $232.95Now: $191.00Was: $232.95The Yamaha YZ250 demands a piston built for the rigors of competitive riding—stock components simply don't cut it when you're pushing peak RPMs lap after lap. Wiseco's Pro-Lite design delivers the...09100207- SKU:
- 09100207
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE SIZE METRIC:
- 68.50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- BORE - OVERSIZE:
- +2,10 MM
- BORE - OVERSIZE METRIC:
- +2.10 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 265 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
MSRP: $232.95Now: $191.00Was: $232.95 -
On Sale
Wiseco Piston Kit with Gasket for Suzuki RM-Z250 2010-2018 PK1878
WISECO
MSRP: $324.95Now: $276.00Was: $324.95When you're pushing your RMZ250 to the limit on the track, piston reliability becomes non-negotiable. Wiseco's forged piston kit delivers the durability and precision you need to maintain peak...09031167- SKU:
- 09031167
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 77.00 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 53.60 MM
- DISPLACEMENT:
- 250 CC
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.9:1
- PISTON DIAMETER METRIC:
- 76.96 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $324.95Now: $276.00Was: $324.95Qty in Cart: 0Quantity:Price:MSRP: $324.95Now: $276.00Was: $324.95Subtotal: -
On Sale
Wiseco Piston Kit with Gaskets for Harley-Davidson Road Glide 1999-2009 VT2797
WISECO
MSRP: $746.95Now: $582.00Was: $746.95A top-end rebuild demands precision components that can withstand sustained high RPM operation and thermal stress. The Wiseco Piston Kit for your Road Glide delivers a complete, engineered solution...09031170- SKU:
- 09031170
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 4-3/4'
- BORE - OVERSIZE:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE SIZE IMPERIAL:
- 3.927'
- DISPLACEMENT:
- 1596 CC
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
MSRP: $746.95Now: $582.00Was: $746.95 -
On Sale
Wiseco Piston Kit 110ci 2011-2013 Harley-Davidson Blackline FXS K1757
WISECO
MSRP: $489.95Now: $370.00Was: $489.95If you're running a 110ci Twin Cam and want pistons that deliver consistent performance without the risk of detonation failure, Wiseco's K1757 kit is built for the demands of serious riding. The...09100838- SKU:
- 09100838
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 110'
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- 0.250'
- BORE SIZE IMPERIAL:
- 4.000'
- MODEL:
- X SERIES
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- BORE - OVERSIZE:
- 0,250'
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
MSRP: $489.95Now: $370.00Was: $489.95 -
On Sale
Wiseco Cam Chain Husqvarna FE 350S 2015-2016 CC033
WISECO
MSRP: $104.95Now: $89.00Was: $104.95The cam chain is critical to your FE 350S's valve timing integrity—any slack or wear directly impacts combustion efficiency and engine longevity. WISECO's CC033 replaces the OEM unit with a...09250651- SKU:
- 09250651
- Availability:
- Ships Same Business Day
- Weight:
- 0.59 LBS
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- PRODUCT NAME:
- CHAIN
- CHAIN SIZE:
- 98XRH2015
- NUMBER OF LINKS:
- 112
MSRP: $104.95Now: $89.00Was: $104.95Qty in Cart: 0Quantity:Price:MSRP: $104.95Now: $89.00Was: $104.95Subtotal: -
On Sale
Wiseco Top End Bearing 19x24x24.8 for Kawasaki KX500 1988-2004 B1036
WISECO
MSRP: $25.95Now: $20.00Was: $25.95If you're pushing your KX500 to its limits, top-end bearing wear is non-negotiable—this is where power transfers directly to performance. The Wiseco B1036 is engineered specifically for the demands...09240123- SKU:
- 09240123
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER METRIC:
- 24 MM
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- INSIDE DIAMETER METRIC:
- 19 MM
- LENGTH METRIC:
- 24.8 MM
- PRODUCT NAME:
- BEARING
- APPLICATION:
- PISTON
MSRP: $25.95Now: $20.00Was: $25.95 -
On Sale
Wiseco Connecting Rod Kit Racer Elite Honda CRF250R 2004-2017 WPR1334
WISECO
MSRP: $435.95Now: $380.00Was: $435.95If you're pushing your CRF250R to the limit on the track, your stock connecting rods are holding you back. Wiseco's Racer Elite kit replaces them with precision billet components engineered to handle...09230590- SKU:
- 09230590
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- UNITS:
- KIT
- TYPE:
- RACER ELITE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
MSRP: $435.95Now: $380.00Was: $435.95 -
On Sale
Wiseco Engine Rebuild Kit for 2002-2003 Kawasaki KX250 PWR128-100
WISECO
MSRP: $659.95Now: $561.00Was: $659.95When your KX250's engine has logged serious hours, a complete rebuild is the only path to restoring full power and reliability. The Wiseco PWR128-100 Engine Rebuild Kit gives you every critical...09031607- SKU:
- 09031607
- Availability:
- Ships Same Business Day
- Weight:
- 14.00 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- BORE SIZE METRIC:
- 66.40 MM
MSRP: $659.95Now: $561.00Was: $659.95Qty in Cart: 0Quantity:Price:MSRP: $659.95Now: $561.00Was: $659.95Subtotal: -
On Sale
Wiseco Engine Rebuild Kit for 2011-2016 Polaris Ranger 800 6x6 PWR223-800B
WISECO
MSRP: $1,399.95Now: $1,181.00Was: $1,399.95When your Polaris Ranger 800 6x6 engine shows signs of wear—increased blow-by, loss of compression, or metal in the oil—a full rebuild is the most cost-effective path back to reliability. The Wiseco...09031686- SKU:
- 09031686
- Availability:
- Ships Same Business Day
- Weight:
- 25.65 LBS
- TYPE:
- ENGINE
- BORE SIZE METRIC:
- STANDARD
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- UTV
- UNITS:
- KIT
MSRP: $1,399.95Now: $1,181.00Was: $1,399.95 -
On Sale
Wiseco Engine Rebuild Kit for 2006 KTM 250 SX 66.40mm PWR179-100
WISECO
MSRP: $791.52Now: $706.00Was: $791.52When your 2-stroke 250cc engine shows signs of wear—loss of compression, sluggish throttle response, or visible carbon buildup—a complete rebuild is the most cost-effective path to restoring full...09031660- SKU:
- 09031660
- Availability:
- Ships Same Business Day
- Weight:
- 13.10 LBS
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- TYPE:
- ENGINE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 66.40 MM
MSRP: $791.52Now: $706.00Was: $791.52 -
On Sale
Wiseco Engine Rebuild Kit for KTM 300 XC 2008-2015 PWR238-101
WISECO
MSRP: $967.55Now: $822.00Was: $967.55A two-stroke engine rebuild demands precision components that can handle the demands of high-RPM operation, and the Wiseco PWR238-101 delivers exactly that. This comprehensive kit eliminates the...09031666- SKU:
- 09031666
- Availability:
- Ships Same Business Day
- Weight:
- 14.20 LBS
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- BORE SIZE METRIC:
- 72.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $967.55Now: $822.00Was: $967.55 -
On Sale
Wiseco Ring Set 66.75mm Honda CR250R 1984-1985 2628CD
WISECO
MSRP: $52.95Now: $42.00Was: $52.95Worn or damaged piston rings are one of the fastest ways to lose compression, increase oil consumption, and compromise engine reliability. The Wiseco Ring Set 2628CD is precision-engineered to...2628CD- SKU:
- 2628CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PISTON MATERIAL:
- ALUMINUM
- DISPLACEMENT:
- 195 CC
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 66.75 MM
- UNITS:
- SET
- DISPLACEMENT:
- 246 CC
MSRP: $52.95Now: $42.00Was: $52.95 -
On Sale
Wiseco Ring Set 67.25mm Honda TRX250R 1986-1989 Suzuki LT250R 1987-1992 2648CD
WISECO
MSRP: $52.95Now: $42.00Was: $52.95Engine ring sets are critical wear items that directly impact compression, blow-by control, and overall power output—especially in high-RPM applications where factory tolerances wear quickly. The...2648CD- SKU:
- 2648CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BORE SIZE METRIC:
- 67.25 MM
- PRODUCT NAME:
- PISTON RING
- DISPLACEMENT:
- 67,25 CC
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
MSRP: $52.95Now: $42.00Was: $52.95 -
On Sale
Wiseco Piston Ring Set 67.40mm for Kawasaki KX250 1987-1991 2652CD
WISECO
MSRP: $52.95Now: $42.00Was: $52.95Worn or damaged piston rings kill engine efficiency and power output—they're critical to maintaining proper compression and controlling oil consumption in your KX250. The WISECO 2652CD ring set...2652CD- SKU:
- 2652CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- DISPLACEMENT:
- 249 CC
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM
- BORE SIZE METRIC:
- 67.40 MM
MSRP: $52.95Now: $42.00Was: $52.95 -
On Sale
Wiseco Piston Ring Set 67.5mm Bore Honda CR250R 1984-2004 2658CD
WISECO
MSRP: $52.95Now: $42.00Was: $52.95Piston rings are critical to engine sealing, compression, and longevity—worn or inadequate rings compromise performance and invite catastrophic engine damage. The Wiseco 2658CD is a...2658CD- SKU:
- 2658CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 67.50 MM
- DISPLACEMENT:
- 612 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 594 CC
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- SET
MSRP: $52.95Now: $42.00Was: $52.95 -
On Sale
Wiseco Ring Set 67.75mm Kawasaki KX250 1987-1989 2668CD
WISECO
MSRP: $52.95Now: $42.00Was: $52.95A 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: $52.95Now: $42.00Was: $52.95Qty in Cart: 0Quantity:Price:MSRP: $52.95Now: $42.00Was: $52.95Subtotal:
