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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Wiseco Piston Kit with Gaskets for Yamaha YZ250F 2008-2011 PK1845
WISECO
$344.95A top-end rebuild is essential for maintaining peak performance in your YZ250F, and the Wiseco PK1845 kit delivers everything needed in one complete package. This precision-forged piston and gasket...09030938- SKU:
- 09030938
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- PISTON DIAMETER METRIC:
- 76.95 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 250 CC
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 53.60 MM
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
Wiseco Piston Kit for Kawasaki KX250F 2011-2014 77mm 13.5:1 Compression PK1879
WISECO
$299.95A top-end rebuild is critical for maintaining peak performance in your KX250F, and Wiseco's precision-forged pistons deliver the durability and power consistency you need for consistent lap times...09030941- SKU:
- 09030941
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 250 CC
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 53.60 MM
- PISTON DIAMETER METRIC:
- 76.96 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
$299.95Qty in Cart: 0Quantity:Price:$299.95Subtotal: -
Wiseco KX250F 2011-2014 Piston Kit with Gaskets PK1880
WISECO
$339.95The stock piston in your KX250F limits your engine's potential. Wiseco's PK1880 kit delivers measurable gains in compression ratio and throttle response while the ArmorGlide skirt coating extends...09030942- SKU:
- 09030942
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 76.96 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.5:1
- DISPLACEMENT:
- 250 CC
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 53.60 MM
$339.95Qty in Cart: 0Quantity:Price:$339.95Subtotal: -
Wiseco Piston Kit 64mm for 1987-2006 Yamaha YFZ350 Banshee PK139
WISECO
$421.95The Wiseco Piston Kit PK139 delivers the reliability and precision your YFZ350 Banshee demands, especially if you're pushing higher RPMs or running aggressive tuning. A complete top-end rebuild with...09030752- SKU:
- 09030752
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 64.00 MM
- PISTON DIAMETER METRIC:
- 63.92 MM
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- ATV
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 346 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 54.00 MM
- UNITS:
- KIT
- SKIRT COATING:
- NON-COATED
$421.95Qty in Cart: 0Quantity:Price:$421.95Subtotal: -
Wiseco Piston Kit with Gaskets for Yamaha YFZ350 Banshee 1987-2006 PK140
WISECO
$421.95Your Yamaha YFZ350 Banshee demands a top-end that can handle aggressive RPMs and sustained high-load conditions. The Wiseco Piston Kit delivers the thermal stability and durability required to...09030753- SKU:
- 09030753
- Availability:
- Ships Same Business Day
- Weight:
- 2.16 LBS
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- +0,50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 64.50 MM
- DISPLACEMENT:
- 352 CC
- PISTON DIAMETER METRIC:
- 64.42 MM
- STROKE LENGTH METRIC:
- 54.00 MM
$421.95Qty in Cart: 0Quantity:Price:$421.95Subtotal: -
Wiseco 65.50mm Piston Kit with Gaskets for Yamaha YFZ350 Banshee PK142
WISECO
$394.95A worn or damaged piston directly limits your YFZ350 Banshee's RPM capability, throttle response, and overall engine longevity. The Wiseco PK142 kit restores factory compression and sealing while its...09030754- SKU:
- 09030754
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +1,50 MM
- DISPLACEMENT:
- 364 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- +1.50 MM
- BORE SIZE METRIC:
- 65.50 MM
- PISTON DIAMETER METRIC:
- 65.50 MM
- STROKE LENGTH METRIC:
- 54.00 MM
$394.95Qty in Cart: 0Quantity:Price:$394.95Subtotal: -
Wiseco Piston Kit with Gaskets for Suzuki JR50 1978-2006 PK146
WISECO
$397.76Maximize your JR50's power output and engine longevity with a complete top-end rebuild. Wiseco's forged-piston design minimizes thermal expansion, maintaining precise ring seal and combustion...09030755- SKU:
- 09030755
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- BORE - OVERSIZE METRIC:
- +2.25 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +2,25 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- DISPLACEMENT:
- 372 CC
- PISTON DIAMETER METRIC:
- 66.17 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE SIZE METRIC:
- 66.25 MM
- PRODUCT NAME:
- REBUILD KIT
$397.76 -
Wiseco Piston Kit with Gasket for Harley-Davidson 2006 Dyna Low Rider VT2709
WISECO
$716.95A top-end rebuild on your 2006 Dyna Low Rider demands pistons engineered for reliability and performance—Wiseco's high-silicon aluminum construction delivers exactly that, resisting detonation and...09030787- SKU:
- 09030787
- Availability:
- Ships Same Business Day
- Weight:
- 4.05 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH IMPERIAL:
- 4'
- BORE SIZE IMPERIAL:
- 3.875'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 1546 CC
- TYPE:
- TOP END
$716.95 -
Wiseco Piston Kit with Gasket for Harley-Davidson Softail Standard 2000-2006 VT2712
WISECO
$659.95When you're ready to refresh your Softail's top end or go larger with an overbore, you need pistons engineered to handle sustained high-RPM loads without compromise. The Wiseco VT2712 kit delivers...09030790- SKU:
- 09030790
- Availability:
- Ships Same Business Day
- Weight:
- 4.07 LBS
- PISTON MATERIAL:
- ALUMINUM
- TYPE:
- TOP END
- BORE SIZE IMPERIAL:
- 3.875'
- DISPLACEMENT:
- 1562 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- STROKE LENGTH IMPERIAL:
- 4'
- BORE - OVERSIZE:
- +0,020'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PRODUCT NAME:
- REBUILD KIT
$659.95 -
Wiseco Piston Kit 56mm 2mm Oversize Kawasaki KX125 1998 719M05600
WISECO
$179.95If you're running a 1998 Kawasaki KX125 and want measurable gains in throttle response and engine durability, a quality piston kit is non-negotiable. The Wiseco 719M05600 delivers the precision...719M05600- SKU:
- 719M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DISPLACEMENT:
- 124 CC
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.50 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 56.00 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
Wiseco Piston Kit Sea-Doo 3D 947 DI 2006-2007 716M08850
WISECO
$166.10If you're running a Sea-Doo 3D 947 DI, piston wear directly impacts power delivery, fuel efficiency, and engine longevity. The Wiseco 716M08850 piston kit restores lost compression and responsiveness...716M08850- SKU:
- 716M08850
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 88.50 MM
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- DISPLACEMENT:
- 960 CC
- PISTON MATERIAL:
- ALUMINUM
- BORE - OVERSIZE:
- +0,50 MM
- RIDING STYLE:
- WATERCRAFT
$166.10 -
Wiseco Piston Kit 89mm for Sea-Doo GSX Limited 1998-1999 716M08900
WISECO
$174.95Worn or damaged pistons compromise combustion efficiency, throttle response, and engine longevity—especially in high-performance applications. The Wiseco 89mm Piston Kit is engineered to restore and...716M08900- SKU:
- 716M08900
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 89.00 MM
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 971 CC
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM
$174.95 -
Wiseco Piston Kit 56mm Bore Kawasaki KX125 1986 741M05600
WISECO
$179.95OEM pistons wear down with regular use, losing compression and throttle response over time. The Wiseco 56mm Piston Kit restores your KX125 to peak performance with precision engineering and...741M05600- SKU:
- 741M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- DISPLACEMENT:
- 124 CC
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 56.00 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
Wiseco Piston Kit 66.40mm Standard Bore Suzuki RM250 1999 743M06640
WISECO
$199.95Worn or stock pistons limit your RM250's potential, sacrificing throttle response and peak power when you need it most. The Wiseco 66.40mm piston kit restores combustion efficiency with precision...743M06640- SKU:
- 743M06640
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 249 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- BORE SIZE METRIC:
- 66.40 MM
- RIDING STYLE:
- OFF-ROAD
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit 2025 KTM 65 SX 2.00mm Oversize 746M04700
WISECO
$134.95The Wiseco Piston Kit delivers the reliability and precision your KTM 65 SX demands, whether you're chasing podium finishes or pushing limits on the trail. A 2.00mm oversize bore maximizes...746M04700- SKU:
- 746M04700
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- DISPLACEMENT:
- 63,58 CC
- STROKE LENGTH:
- 40,00 MM
- STROKE LENGTH METRIC:
- 40.00 MM
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 47.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
$134.95Qty in Cart: 0Quantity:Price:$134.95Subtotal: -
Wiseco Piston Kit 78mm Bore KTM 380 SX 1998-2002 748M07800
WISECO
$243.95If you're running a KTM 380 SX or EXC, the factory piston won't cut it if you're serious about trail performance or track reliability. A quality piston kit like this Wiseco directly impacts throttle...748M07800- SKU:
- 748M07800
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 77,00 MM
- BORE SIZE METRIC:
- 78.00 MM
- DISPLACEMENT:
- 368 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 77.00 MM
- UNITS:
- EACH
$243.95 -
Wiseco Piston Kit 79mm Bore 1998-2002 KTM 380 SX 748M07900
WISECO
$243.95Stock pistons in your KTM 380 SX reach their limits under aggressive riding and high-RPM demands. The Wiseco 79mm piston kit delivers the strength and precision your engine needs to maintain...748M07900- SKU:
- 748M07900
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- BORE - OVERSIZE:
- +1,00 MM
- DISPLACEMENT:
- 368 CC
- STROKE LENGTH METRIC:
- 77.00 MM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 77,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 79.00 MM
- PISTON MATERIAL:
- FORGED
$243.95 -
Wiseco Piston Standard Yamaha YZ 125 1998-2001 726M05400
WISECO
$154.95When you're pushing your YZ 125 to the limit, your piston is doing the hardest work in the engine—and a worn or damaged one will cost you power, reliability, and race results. The Wiseco 726M05400 is...726M05400- SKU:
- 726M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE SIZE METRIC:
- 54.00 MM
- STROKE LENGTH:
- 54,50 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston +0.50 mm Yamaha YZ 125 2000-2025 726M05450
WISECO
$154.95If you're running a YZ125 at the limit, piston wear and clearance issues will kill your power delivery and throttle response. The Wiseco +0.50mm piston restores compression and combustion efficiency...726M05450- SKU:
- 726M05450
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 124 CC
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 54.50 MM
- STROKE LENGTH:
- 54,50 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Kit 54mm for Suzuki RM125 1989-1999 641M05400
WISECO
$162.95If you're rebuilding a RM125 or chasing more responsive power delivery, a quality piston kit is non-negotiable. Wiseco's 54mm design delivers the precision fit and lightweight construction that...641M05400- SKU:
- 641M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- DISPLACEMENT:
- 123 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE SIZE METRIC:
- 54.00 MM
- STROKE LENGTH:
- 54,00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
$162.95Qty in Cart: 0Quantity:Price:$162.95Subtotal: -
Wiseco Piston Kit 54.50 mm Suzuki RM125 1989-1999 641M05450
WISECO
$162.95If you're running a Suzuki RM125 from the '89–'99 generation, a worn or stock piston is costing you power and throttle response. The Wiseco Piston Kit delivers the precision engineering and material...641M05450- SKU:
- 641M05450
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE SIZE METRIC:
- 54.50 MM
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- DISPLACEMENT:
- 125 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH:
- 54,00 MM
$162.95Qty in Cart: 0Quantity:Price:$162.95Subtotal: -
Wiseco Piston +1.00 mm Suzuki RM 125 1989-1999 641M05500
WISECO
$154.95If you're running a Suzuki RM125 and want to unlock real gains in power and throttle response, a properly sized piston is where it starts. Wiseco's +1.00mm oversized piston delivers the durability...641M05500- SKU:
- 641M05500
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 55.00 MM
- STROKE LENGTH:
- 54,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- DISPLACEMENT:
- 123 CC
- ENGINE TYPE:
- 2-STROKE
$154.95 -
Wiseco Piston Kit 67.00 mm Suzuki RM250 1989-1995 642M06700
WISECO
$199.95A worn or damaged piston directly limits your RM250's ability to build compression and sustain peak RPM, translating to sluggish throttle response and lost power on the track. Wiseco's 67mm piston...642M06700- SKU:
- 642M06700
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- STROKE LENGTH METRIC:
- 70.80 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 70,8 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- BORE SIZE METRIC:
- 67.00 MM
- DISPLACEMENT:
- 246 CC
- RIDING STYLE:
- OFF-ROAD
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit 66.4mm for Suzuki RM250 1996-1997 681M06640
WISECO
$199.95Keep your 2-stroke running at peak performance with a piston engineered to handle the demands of competitive riding and high-RPM abuse. Wiseco's precision CNC-machined design ensures reliable power...642M06750- SKU:
- 642M06750
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 70,8 MM
- STROKE LENGTH METRIC:
- 70.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 67.50 MM
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE METRIC:
- +0.50 MM
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit 47mm Honda CR80R 1986-2002 643M04700
WISECO
$143.95A worn or stock piston limits your CR80R's potential—whether you're chasing lap times or simply want responsive, reliable power. The Wiseco 643M04700 delivers the strength and precision needed to...643M04700- SKU:
- 643M04700
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- DISPLACEMENT:
- 82,9 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 47.80 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 47.00 MM
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- ALUMINUM ALLOY
$143.95 -
Wiseco Piston Kit 0.50mm Oversize 1986-2002 Honda CR80R 643M04750
WISECO
$143.95When you're pushing a CR80R to its limits, factory pistons become your bottleneck. The Wiseco 643M04750 delivers the strength and thermal stability you need to extract real power gains without...643M04750- SKU:
- 643M04750
- Availability:
- Ships Same Business Day
- Weight:
- 0.32 LBS
- BORE - OVERSIZE:
- +0,50 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 47,80 MM
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 47.50 MM
- DISPLACEMENT:
- 82,9 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 47.80 MM
- PISTON MATERIAL:
- FORGED
$143.95Qty in Cart: 0Quantity:Price:$143.95Subtotal: -
Wiseco Piston Kit 48.00mm for Honda CR80R 1986-2002 643M04800
WISECO
$134.95The stock piston in your CR80R won't cut it if you're serious about consistent power and engine longevity. This Wiseco piston kit replaces worn or damaged pistons with a precision-engineered...643M04800- SKU:
- 643M04800
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 47.80 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 48.00 MM
- DISPLACEMENT:
- 82,9 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 47,80 MM
$134.95Qty in Cart: 0Quantity:Price:$134.95Subtotal: -
Wiseco Piston Kit 54mm Bore Kawasaki KX125 1994 640M05400
WISECO
$154.95The Wiseco Piston Kit delivers the precision and durability required for consistent power delivery in your Kawasaki KX125. Whether you're pushing hard on the track or navigating technical terrain, a...640M05400- SKU:
- 640M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
- DISPLACEMENT:
- 124 CC
- STROKE LENGTH:
- 54,50 MM
- BORE SIZE METRIC:
- 54.00 MM
- RIDING STYLE:
- OFF-ROAD
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Sea-Doo GTX 1994-1995 663M07800
WISECO
$154.23Stock pistons in your 1994-1995 Sea-Doo GTX can't handle sustained high-RPM operation without accelerated wear. The Wiseco 663M07800 delivers the durability and precision fit you need to maximize...663M07800- SKU:
- 663M07800
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- DISPLACEMENT:
- 650 CC
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 78.00 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- WATERCRAFT
$154.23Qty in Cart: 0Quantity:Price:$154.23Subtotal: -
Wiseco Piston 78.50mm Sea-Doo GTX 1994-1995 663M07850
WISECO
$154.23When you're rebuilding a 650cc Sea-Doo engine, piston quality directly impacts reliability and peak performance. The Wiseco 663M07850 delivers the precision fit and thermal stability required for...663M07850- SKU:
- 663M07850
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 658 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- EACH
- BORE SIZE METRIC:
- 78.50 MM
- PRODUCT NAME:
- PISTON
$154.23 -
Wiseco Piston 79.00mm 1993-1996 Sea-Doo Explorer GTX SPX XP 663M07900
WISECO
$154.23If you're running a 1993-1996 Sea-Doo Explorer, GTX, SPX, or XP, a worn or damaged piston directly impacts combustion efficiency, throttle response, and engine longevity. The Wiseco 663M07900 is a...663M07900- SKU:
- 663M07900
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- RIDING STYLE:
- WATERCRAFT
- DISPLACEMENT:
- 666 CC
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 79.00 MM
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +1,00 MM
$154.23Qty in Cart: 0Quantity:Price:$154.23Subtotal: -
Wiseco Piston Kit for Kawasaki KFX80 2003-2006 673M05000
WISECO
$132.95The OEM piston in your KFX80 wasn't designed with racing in mind. This Wiseco forged piston kit replaces it with a component engineered for sustained high-RPM power and durability, giving you the...673M05000- SKU:
- 673M05000
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE SIZE METRIC:
- 50.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- STROKE LENGTH:
- 42,00 MM
- STROKE LENGTH METRIC:
- 42.00 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 82 CC
- ENGINE TYPE:
- 2-STROKE
$132.95Qty in Cart: 0Quantity:Price:$132.95Subtotal: -
Wiseco Piston Kit 50mm Overbore for 1987-2006 Kawasaki KFX80 673M05050
WISECO
$119.95When you're pushing your KFX80 to its limits, stock pistons become your biggest bottleneck—compromising durability under high RPM and leaving performance on the table. The Wiseco 50mm Overbore Piston...673M05050- SKU:
- 673M05050
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE SIZE METRIC:
- 50.50 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- STROKE LENGTH:
- 42,00 MM
- STROKE LENGTH METRIC:
- 42.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 82 CC
- ENGINE TYPE:
- 2-STROKE
$119.95 -
Wiseco Yamaha YSR50 1987-1992 Piston Kit 598M04300
WISECO
$129.95Stock pistons in your YSR50 can't handle sustained performance demands or aggressive tuning without premature wear. Wiseco's 598M04300 piston kit delivers OEM-quality fitment with advanced materials...598M04300- SKU:
- 598M04300
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BORE - OVERSIZE METRIC:
- +3.00 MM
- DISPLACEMENT:
- 56,6 CC
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- BORE - OVERSIZE:
- +3,00 MM
- BORE SIZE METRIC:
- 43.00 MM
- PISTON MATERIAL:
- ALUMINUM
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
Wiseco Piston Standard Suzuki RM 250 1987-1988 558M06700
WISECO
$199.95The piston is the engine's hardest-working component—it must withstand thousands of combustion cycles while maintaining precise tolerances. A worn or substandard piston compromises compression,...558M06700- SKU:
- 558M06700
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 246 CC
- STROKE LENGTH:
- 70,00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 67.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit 68.00 mm Oversize for Suzuki LT-250R QuadRacer 1988-1992 571M06800
WISECO
$204.95If you're running a Suzuki LT-250R QuadRacer and pushing for competition-level performance, a quality piston kit is non-negotiable. The Wiseco 68.00 mm oversize piston delivers the durability and...552M06800- SKU:
- 552M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 68.00 MM
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +1,00 MM
- PISTON MATERIAL:
- FORGED
- DISPLACEMENT:
- 246,8 CC
- STROKE LENGTH:
- 70,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
$204.95 -
Wiseco Piston Kit 69.00 mm Oversize for Suzuki LT-250R QuadRacer 1987 552M06900
WISECO
$229.95If you're running a Suzuki LT-250R QuadRacer at the limits of competition, your factory pistons are holding back your potential. The Wiseco 69.00 mm oversize piston kit delivers the strength and...552M06900- SKU:
- 552M06900
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 69.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 70.00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- DISPLACEMENT:
- 246,8 CC
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH:
- 70,00 MM
$229.95 -
Wiseco Piston Kit 48.50 mm Bore Suzuki RM 80 1989-1990 579M04850
WISECO
$134.95Your Suzuki RM80's performance ceiling is limited by its original piston—worn tolerances, outdated combustion geometry, and material fatigue all rob you of horsepower and throttle response. The...579M04850- SKU:
- 579M04850
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 48.50 MM
- DISPLACEMENT:
- 82 CC
- BORE - OVERSIZE:
- +1,00 MM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 46,80 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 46.80 MM
- UNITS:
- EACH
$134.95 -
Wiseco 81.00mm Piston Kit for Kawasaki 1100 STX 1997-1999 809M08100
WISECO
$149.95If you're running a Kawasaki 1100 STX and want reliable power gains without compromising engine longevity, a quality piston kit is non-negotiable. The Wiseco 809M08100 delivers the precision...809M08100- SKU:
- 809M08100
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 1097 CC
- DISPLACEMENT:
- 760 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- WATERCRAFT
- BORE SIZE METRIC:
- 81.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,00 MM
- PRODUCT NAME:
- PISTON
$149.95 -
WISECO Piston - Standard - Kawasaki KX 125 822M05400
WISECO
$144.95Your Kawasaki KX125 demands a piston built to handle the sustained heat and pressure of competitive riding. The Wiseco 822M05400 combines high-silicon aluminum alloy with precision CNC machining to...822M05400- SKU:
- 822M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- DISPLACEMENT:
- 124 CC
- STROKE LENGTH:
- 54,50 MM
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 54.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal:
