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 Honda XR200 1980-1983 Piston Kit with Gaskets PK1116
WISECO
$204.95A top-end rebuild demands precision components that can handle sustained high RPMs and extreme combustion temperatures. The Wiseco Honda XR200 Piston Kit delivers exactly that—high-silicone forged...09030231- SKU:
- 09030231
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE SIZE METRIC:
- 65.50 MM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 192 CC
- PISTON DIAMETER METRIC:
- 65.45 MM
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 57.80 MM
$204.95Qty in Cart: 0Quantity:Price:$204.95Subtotal: -
Wiseco Engine Rebuild Kit Suzuki RM250 2005-2010 PWR165B-100
WISECO
$664.95Your RM250's performance depends on a reliable bottom end. The Wiseco Engine Rebuild Kit PWR165B-100 delivers a complete top and bottom-end overhaul with factory-inspected components, eliminating the...09031545- SKU:
- 09031545
- Availability:
- Ships Same Business Day
- Weight:
- 13.95 LBS
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- GARAGE BUDDY
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 66.40 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 250 CC
- FEATURES:
- PROLITE® PISTON
- OVERBORE METRIC:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$664.95Qty in Cart: 0Quantity:Price:$664.95Subtotal: -
Wiseco Piston Kit Yamaha DT125 1974-1981 56.5mm Bore 236M05650
WISECO
$162.95If you're running a DT125 that sees serious trail or track time, piston wear is inevitable—and a worn piston kills compression, throttle response, and fuel efficiency. The Wiseco 236M05650 delivers...236M05650- SKU:
- 236M05650
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE SIZE METRIC:
- 56.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 56.45 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 123 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 50.00 MM
$162.95Qty in Cart: 0Quantity:Price:$162.95Subtotal: -
Wiseco Piston Kit 81mm Bore 10.25:1 Compression for 1985-1986 Honda ATC350X PK1015
WISECO
$250.95If you're running a 1985-1986 Honda ATC350X, factory pistons are a limiting factor in reliability and peak performance—especially if you're pushing RPMs or operating in sustained high-temperature...09030317- SKU:
- 09030317
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- PISTON DIAMETER METRIC:
- 80.95 MM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 81.00 MM
- DISPLACEMENT:
- 350.4 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 68.00 MM
- TYPE:
- TOP END
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
$250.95 -
Wiseco Piston Kit 77mm Kawasaki JS300 1987-1991 549M07700
WISECO
$149.95When you're rebuilding a 2-cycle engine, piston quality directly impacts reliability, power output, and longevity. The Wiseco 77mm forged piston kit eliminates guesswork with precision engineering...549M07700- SKU:
- 549M07700
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- +1,00 MM
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 303 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 77.00 MM
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
Wiseco Ring Set 52.00mm Honda CRF50F 2004-2008 2047XE
WISECO
$44.95Piston ring seal directly impacts combustion efficiency and engine longevity—compromised rings lead to blow-by, power loss, and accelerated wear. The Wiseco 2047XE delivers precision-engineered ring...09120111- SKU:
- 09120111
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 52.00 MM
- DISPLACEMENT:
- 88 CC
- PRODUCT NAME:
- PISTON RING
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
Wiseco 47mm Piston Ring Set for Honda CRF70F 2004-2012 1850XE
WISECO
$44.95Worn or damaged piston rings directly compromise combustion chamber sealing, leading to blow-by, power loss, and increased oil consumption. The Wiseco 1850XE ring set restores proper ring-to-wall...09120112- SKU:
- 09120112
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 47.00 MM
- DISPLACEMENT:
- 72 CC
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
Wiseco Ring Set 47.50mm Honda CRF70F 2004-2012 1870XE
WISECO
$44.95Piston ring sets are critical to engine efficiency—they maintain compression, control oil consumption, and prevent blow-by that degrades performance. The Wiseco 1870XE is precision-engineered...09120113- SKU:
- 09120113
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 47.50 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- DISPLACEMENT:
- 47,50 CC
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
Wiseco Ring Set 48mm Honda CRF70F 2004-2012 1890XE
WISECO
$46.95Piston ring sets are critical to maintaining proper compression and cylinder sealing—worn or damaged rings lead to blowby, power loss, and accelerated engine wear. The Wiseco 1890XE is engineered...09120114- SKU:
- 09120114
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 48.00 MM
- DISPLACEMENT:
- 48 CC
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
$46.95 -
Wiseco Valve Kit 2007-2008 Kawasaki KX250F SVKB4336
WISECO
$365.95Valve wear is one of the most common failure points in high-revving two-stroke engines, directly impacting combustion efficiency and overall power delivery. The Wiseco Valve Kit SVKB4336 replaces...09263076- SKU:
- 09263076
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$365.95 -
Wiseco Valve Kit 2014-2016 KTM 250 EXC-F SVKB6334
WISECO
$344.95If you're rebuilding a 2014-2016 KTM 250 EXC-F or pushing your engine beyond stock limits, valve integrity directly impacts combustion efficiency, throttle response, and engine longevity. The Wiseco...09263084- SKU:
- 09263084
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
Wiseco Ring Set 81.50mm Honda ATC350X 1985-1986 3208XG
WISECO
$49.95When you're rebuilding or refreshing your Honda ATC350X engine, ring quality directly impacts compression, blow-by control, and overall reliability under load. The Wiseco 3208XG ring set delivers...3208XG- SKU:
- 3208XG
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 81.50 MM
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
Wiseco 80.00mm Piston Ring Set for Honda FL350R Odyssey 1985 3150TD
WISECO
$54.95When rebuilding your Honda FL350R Odyssey engine, factory piston rings won't cut it if you're pushing for reliability and performance. Wiseco's 3150TD ring set delivers precision-engineered...3150TD- SKU:
- 3150TD
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- RIDING STYLE:
- UTV
- BORE SIZE METRIC:
- 80.00 MM
- RIDING STYLE:
- ATV
- PISTON MATERIAL:
- ALUMINUM
$54.95Qty in Cart: 0Quantity:Price:$54.95Subtotal: -
Wiseco Piston Ring Set 74.5mm Bore Honda TRX250X 1987-1988 1991-1992 2933XC
WISECO
$49.95Proper ring sealing is critical to maintaining compression and controlling oil consumption in your rebuilt or high-performance engine. The Wiseco 2933XC ring set delivers precision fitment and...2933XC- SKU:
- 2933XC
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- UNITS:
- SET
- BORE SIZE METRIC:
- 74.50 MM
- DISPLACEMENT:
- 282 CC
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
Wiseco Piston Kit for 2008-2009 Polaris 800 Dragon RMK 163 SK1382
WISECO
$469.95When you're pushing your 2008-2009 Polaris 800 Dragon RMK 163 to its limits, stock pistons become your weak link. Wiseco's forged aluminum construction delivers the strength and thermal stability you...09031243- SKU:
- 09031243
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- BORE SIZE METRIC:
- 85.00 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 794 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 84.85 MM
- STROKE LENGTH METRIC:
- 70.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- TYPE:
- TOP END
$469.95Qty in Cart: 0Quantity:Price:$469.95Subtotal: -
Wiseco Piston Kit 72mm Standard Bore Ski-Doo 600 HO ETEC 2009-2017 SK1395
WISECO
$439.95When your Ski-Doo 600 HO ETEC is pushing hard, stock pistons become the weak link. Wiseco's forged-aluminum construction handles sustained high RPM loads and thermal stress that will crack inferior...09031249- SKU:
- 09031249
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 71.85 MM
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 73.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 72.00 MM
- DISPLACEMENT:
- 594 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$439.95Qty in Cart: 0Quantity:Price:$439.95Subtotal: -
Wiseco Piston Kit for Polaris 800 RMK 2013-2016 SK1398
WISECO
$502.95When you're rebuilding a 2-cycle top end, piston quality directly determines how long your engine will survive at full throttle. The Wiseco SK1398 kit eliminates guesswork—you get OEM-spec pistons,...09031252- SKU:
- 09031252
- Availability:
- Ships Same Business Day
- Weight:
- 3.45 LBS
- COOLING SYSTEM:
- LIQUID COOLED
- PISTON DIAMETER METRIC:
- 84.85 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE SIZE METRIC:
- 85.00 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 794 CC
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$502.95Qty in Cart: 0Quantity:Price:$502.95Subtotal: -
Wiseco Piston Kit 83.25mm for Polaris Sportsman 400 4x4 1994-2005 PK1107
WISECO
$239.95A top-end rebuild is the foundation of reliable engine performance, and this Wiseco Piston Kit delivers everything needed for a complete, dependable restoration. The high-silicone forged construction...09030459- SKU:
- 09030459
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- PISTON DIAMETER METRIC:
- 83.17 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
- BORE - OVERSIZE METRIC:
- +0.25 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE:
- +0,25 MM
- DISPLACEMENT:
- 400 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 83.25 MM
- MODEL:
- FORGED SERIES
$239.95Qty in Cart: 0Quantity:Price:$239.95Subtotal: -
Wiseco Piston Kit 56.00mm Oversize 2004-2010 Suzuki RM125 836M05600
WISECO
$184.95If you're running a stock 125cc two-stroke, you're leaving performance on the table. A Wiseco piston kit opens the door to measurable gains in power and throttle response while maintaining the...09100290- SKU:
- 09100290
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- RACER'S CHOICE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PRODUCT NAME:
- PISTON
- DISPLACEMENT:
- 125 CC
- STROKE LENGTH METRIC:
- 54.00 MM
- PISTON MATERIAL:
- FORGED
$184.95Qty in Cart: 0Quantity:Price:$184.95Subtotal: -
Wiseco Piston Kit 47mm Bore Yamaha YZ80 1975 222M04700
WISECO
$138.95Whether you're prepping your YZ80 for weekend racing or maximizing reliability on the trail, a quality piston kit is fundamental to engine longevity and power output. Wiseco's high-silicon alloy...222M04700- SKU:
- 222M04700
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE SIZE METRIC:
- 47.00 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 46.95 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 42.00 MM
- DISPLACEMENT:
- 72 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$138.95 -
Wiseco Piston Kit Yamaha IT175 1977-1981 1.00mm Oversize 374M06700
WISECO
$154.95When your Yamaha IT175 is showing signs of wear or you're pushing for more power in the dirt, a quality piston kit is non-negotiable. Wiseco's high-silicon alloy construction delivers the strength...374M06700- SKU:
- 374M06700
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 67.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 50.00 MM
- DISPLACEMENT:
- 172 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 66.95 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Kit 78mm 13.9:1 Compression for KTM 250 SX-F 2013-2015 40074M07800
WISECO
$244.95If you're rebuilding your KTM 250 SX-F or pushing it to the limit on the track, a quality piston kit is non-negotiable—it's the foundation of reliable power delivery and engine longevity. The Wiseco...09103166- SKU:
- 09103166
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- STROKE LENGTH METRIC:
- 52.30 MM
- COMPRESSION RATIO IMPERIAL:
- 13.9:1
- DISPLACEMENT:
- 250 CC
- RIDING STYLE:
- STREET
- BORE SIZE METRIC:
- 78.00 MM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$244.95Qty in Cart: 0Quantity:Price:$244.95Subtotal: -
Wiseco Piston Kit 69mm 8.9:1 Compression for 1998-2005 Arctic Cat 300 and 1999-2002 Suzuki LT-F300F 4673M06900
WISECO
$194.95When you're pushing your Arctic Cat 300 or Suzuki LT-F300F to the limit, your factory piston becomes a bottleneck. The Wiseco 4673M06900 delivers the durability and efficiency you need to run...4673M06900- SKU:
- 4673M06900
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PISTON DIAMETER METRIC:
- 68.95 MM
- STROKE LENGTH METRIC:
- 76.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 69.00 MM
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 8.9:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- DISPLACEMENT:
- 280 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
$194.95Qty in Cart: 0Quantity:Price:$194.95Subtotal: -
Wiseco Piston Kit 49.50mm Oversize for Suzuki RM80 1977-1981 456M04950
WISECO
$135.95If you're rebuilding or refreshing your RM80's top end, piston choice directly impacts combustion efficiency, ring sealing, and overall engine longevity. Wiseco's high-silicon alloy construction...456M04950- SKU:
- 456M04950
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON DIAMETER METRIC:
- 49.45 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STROKE LENGTH METRIC:
- 42.00 MM
- BORE SIZE METRIC:
- 49.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 79 CC
$135.95Qty in Cart: 0Quantity:Price:$135.95Subtotal: -
Wiseco Honda CR125R 2004-2007 Racer Elite Piston Kit RE922M05400
WISECO
$204.95If you're running a 2004-2007 Honda CR125R and demand reliability under peak RPM conditions, the Wiseco Racer Elite Piston Kit delivers the durability and ring seal precision required for consistent...09105080- SKU:
- 09105080
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORFIT™
- BORE SIZE METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 2000 SERIES ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RACER ELITE
$204.95Qty in Cart: 0Quantity:Price:$204.95Subtotal: -
Wiseco Honda XR600R 1985-2000 Piston Kit 4577M09700
WISECO
$239.95A worn or damaged piston directly compromises your XR600R's power delivery, fuel efficiency, and engine reliability—especially if you're pushing the bike hard on trail or track. Wiseco's 4577M09700...4577M09700- SKU:
- 4577M09700
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- STROKE LENGTH METRIC:
- 80.00 MM
- DISPLACEMENT:
- 591 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 97 MM
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 96.92 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
$239.95Qty in Cart: 0Quantity:Price:$239.95Subtotal: -
Wiseco Piston Kit +2.00 mm Kawasaki KX 85 2001-2009 782M05050
WISECO
$134.95If you're running a KX 85 in competitive environments, piston wear directly impacts your power band consistency and engine reliability. The Wiseco +2.00 mm kit delivers measurable gains in...782M05050- SKU:
- 782M05050
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 50.50 MM
- DISPLACEMENT:
- 84,9 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 45,80 MM
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
$134.95Qty in Cart: 0Quantity:Price:$134.95Subtotal: -
Wiseco Piston Standard 66.40mm 2000 Husqvarna WR 250 761M06640
WISECO
$184.95When you're pushing your WR 250 to the limit, your piston needs to match your commitment to performance. The Wiseco 66.40mm forged piston delivers the strength and precision required for competitive...761M06640- SKU:
- 761M06640
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.40 MM
- STROKE LENGTH METRIC:
- 72.00 MM
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 249 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 72,00 MM
$184.95Qty in Cart: 0Quantity:Price:$184.95Subtotal: -
Wiseco Piston Standard Suzuki RM 125 2000-2003 754M05400
WISECO
$144.95The Wiseco Piston Standard for Suzuki RM 125 delivers the durability and power output demanded by competitive racers and serious tuners. Built from high-silicon aluminum alloy with a forged design,...754M05400- SKU:
- 754M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- DISPLACEMENT:
- 124,8 CC
- STROKE LENGTH:
- 54,50 MM
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE SIZE METRIC:
- 54.00 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal: -
Wiseco Piston Kit 68.50 mm Oversize for Yamaha YZ 250 1999-2022 677M06850
WISECO
$199.95If you're rebuilding your Yamaha YZ 250 or WR 250 and want to maximize displacement without a complete engine overhaul, a +.50 mm oversize piston is the smart choice. Wiseco's forged aluminum...677M06850- SKU:
- 677M06850
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE:
- +0,50 MM
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +0.50 MM
- STROKE LENGTH METRIC:
- 68.00 MM
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 68,00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 68.50 MM
- DISPLACEMENT:
- 246,8 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston 1.00mm Oversize for 2004 Honda CR125R 676M05500
WISECO
$143.95If you're running a 2004 Honda CR125R at the edge of its limits, a worn or damaged piston directly costs you compression, power, and reliability. The Wiseco Piston 676M05500 restores your engine's...676M05500- SKU:
- 676M05500
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 55.00 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- DISPLACEMENT:
- 125 CC
- PRODUCT NAME:
- PISTON
$143.95 -
Wiseco Piston Kit 54mm for Kawasaki KX125 1994 640M05400
WISECO
$162.95If you're running a KX125 and want measurable gains in compression ratio and power delivery, a quality piston kit is non-negotiable. The Wiseco +.50mm piston gives you that precision-forged...652M05450- SKU:
- 652M05450
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE SIZE METRIC:
- 54.50 MM
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 54,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 124 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$162.95 -
Wiseco Piston Kit 48.50mm Bore Yamaha PW80 2006 649M04850
WISECO
$144.95If you're running a 2-stroke PW80 or BW80, piston wear directly impacts throttle response and engine efficiency. The Wiseco 649M04850 delivers measurable gains in acceleration and combustion...649M04850- SKU:
- 649M04850
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- +1,50 MM
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +1.50 MM
- DISPLACEMENT:
- 72 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 42.00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 48.50 MM
- STROKE LENGTH:
- 42,00 MM
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal: -
Wiseco Piston Kit Yamaha YZ80 1985-1987 0.50mm 646M04750
WISECO
$134.95The piston is the heart of your YZ80's 2-stroke engine—when it's worn or damaged, power delivery suffers and reliability tanks. Wiseco's forged aluminum construction handles the brutal heat and...646M04750- SKU:
- 646M04750
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH:
- 47,80 MM
- STROKE LENGTH METRIC:
- 47.80 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 47.50 MM
- DISPLACEMENT:
- 82 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$134.95Qty in Cart: 0Quantity:Price:$134.95Subtotal: -
Wiseco Piston Kit +1.00 mm Kawasaki KX 80 1991-1997 644M04900
WISECO
$143.95If you're running a Kawasaki KX80 and want to restore lost compression or chase more peak power, a quality piston kit is non-negotiable. The Wiseco 644M04900 delivers the precision fit and material...644M04900- SKU:
- 644M04900
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE SIZE METRIC:
- 49.00 MM
- DISPLACEMENT:
- 82 CC
- STROKE LENGTH:
- 45,80 MM
- BORE - OVERSIZE:
- +1,00 MM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
$143.95 -
Wiseco Piston Kit 81.50 mm for 1990-1993 Polaris Trail Boss 350L 639M08150
WISECO
$199.95If you're pushing your Trail Boss 350L beyond stock limits, you need a piston that won't fail under increased boost and compression. The Wiseco +1.50 mm kit delivers forged strength and precision...639M08150- SKU:
- 639M08150
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- ATV
- STROKE LENGTH:
- 70,00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,50 MM
- DISPLACEMENT:
- 352 CC
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE METRIC:
- +1.50 MM
- BORE SIZE METRIC:
- 81.50 MM
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit 72mm for 1991-1994 KTM 300 EXC 300 MXC 300 SX 631M07200
WISECO
$244.95If you're running a 1991-1994 KTM 300 EXC, MXC, or SX, a worn or damaged piston directly kills your power delivery and engine reliability. The Wiseco 631M07200 restores your bike to peak performance...631M07200- SKU:
- 631M07200
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 73.00 MM
- STROKE LENGTH:
- 73,00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 72.00 MM
- DISPLACEMENT:
- 297 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$244.95Qty in Cart: 0Quantity:Price:$244.95Subtotal: -
Wiseco Piston Kit Yamaha YZ 125 2005-2021 56mm 845M05600
WISECO
$154.95Your YZ125's engine demands a piston that can handle the demands of 2-stroke performance—high RPMs, aggressive combustion, and relentless riding conditions. The Wiseco 629M05700 delivers precisely...629M05700- SKU:
- 629M05700
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 57.00 MM
- DISPLACEMENT:
- 124 CC
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 50,70 MM
- STROKE LENGTH METRIC:
- 50.70 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- PRODUCT NAME:
- PISTON
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Standard Yamaha YZ125 2005-2024 629M05600
WISECO
$154.95A worn or damaged piston directly impacts engine reliability, throttle response, and overall performance on the track or trail. The Wiseco 629M05600 restores your YZ125 to factory specifications...629M05600- SKU:
- 629M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 56.00 MM
- DISPLACEMENT:
- 124 CC
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 50,70 MM
- STROKE LENGTH METRIC:
- 50.70 MM
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston 1.50mm Oversize Honda CR250R 2001 614M06800
WISECO
$232.95Worn or damaged pistons rob your CR250R of power and reliability. This Wiseco piston kit restores combustion efficiency and throttle response with precision-engineered construction built to survive...614M06800- SKU:
- 614M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE - OVERSIZE METRIC:
- +1.60 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 72,00 MM
- BORE SIZE METRIC:
- 68.00 MM
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE:
- +1,60 MM
$232.95
