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 Piston Kit Standard Bore 54mm Yamaha YZ125 2005-2021 846M05400
WISECO
$174.95When your YZ125's original piston starts showing wear, power delivery suffers and reliability becomes a gamble. The Wiseco 846M05400 replaces it with aerospace-grade forged aluminum and precision...09100799- SKU:
- 09100799
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- GP STYLE
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
$174.95Qty in Cart: 0Quantity:Price:$174.95Subtotal: -
Wiseco Piston Kit Standard Bore 77mm 12.5:1 Compression Yamaha YZ250F 2005-2007 4882M07700
WISECO
$174.95If you're running a YZ250F between 2005-2007, factory pistons won't cut it for sustained high-RPM performance or competitive riding. The Wiseco 4882M07700 delivers the compression ratio and material...09100808- SKU:
- 09100808
- Availability:
- Ships Same Business Day
- Weight:
- 0.58 LBS
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 53.60 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
$174.95Qty in Cart: 0Quantity:Price:$174.95Subtotal: -
Wiseco Piston Kit Yamaha YFM125R Raptor 2011-2013 11:1 40068M05450
WISECO
$169.95The stock piston in your Yamaha YFM125R Raptor won't cut it if you're pushing harder on the trail or at the track. Wiseco's high-silicon alloy piston kit delivers the durability and compression ratio...09104156- SKU:
- 09104156
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- DISPLACEMENT:
- 126 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- +0,50 MM
- PISTON DIAMETER METRIC:
- 54.45 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 54.00 MM
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
Wiseco Yamaha YFM125R Raptor 2011-2013 13:1 Piston Kit 40071M05400
WISECO
$199.95If you're running a Yamaha YFM125R Raptor and want measurable power gains without compromising reliability, a high-compression piston upgrade is one of the most direct bolt-on improvements available...09104158- SKU:
- 09104158
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- PISTON DIAMETER METRIC:
- 53.95 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- DISPLACEMENT:
- 124 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE METRIC:
- 54.00 MM
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 54.00 MM
$199.95 -
Wiseco Piston Honda CRF450R 2002-2008 Standard 4440M07400
WISECO
$194.95The Wiseco Piston for Honda CRF450R (2002-2008) is engineered to restore or upgrade your engine's compression and efficiency with a precision-fit replacement that handles both trail riding and...4440M07400- SKU:
- 4440M07400
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 73.95 MM
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 246 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 57.30 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 74.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
$194.95Qty in Cart: 0Quantity:Price:$194.95Subtotal: -
Wiseco Piston Kit for 1987-1992 Honda TRX250X 75mm 12:1 Compression 4440M07500
WISECO
$194.95If you're rebuilding your TRX250X engine, you need a piston that can handle both aggressive trail riding and race-track demands without sacrificing reliability. The Wiseco 4440M07500 delivers the...4440M07500- SKU:
- 4440M07500
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PISTON DIAMETER METRIC:
- 74.95 MM
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 75.00 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 57.30 MM
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
$194.95Qty in Cart: 0Quantity:Price:$194.95Subtotal: -
Wiseco Ring Set 47mm Yamaha PW80 1991-2006 1850CD
WISECO
$52.95Piston rings are the critical seal between your combustion chamber and crankcase—worn or inadequate rings kill compression, increase blow-by, and tank engine efficiency. The Wiseco 1850CD ring set is...1850CD- SKU:
- 1850CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 82,9 CC
- UNITS:
- SET
- BORE SIZE METRIC:
- 47.00 MM
- PRODUCT NAME:
- PISTON RING
$52.95 -
Wiseco Piston Ring Set 47mm Honda CR80R 1986-2002 1850CS
WISECO
$25.95Worn or damaged piston rings kill engine sealing, causing compression loss, blow-by, and poor performance—especially critical in a high-revving 2-stroke like the CR80R. The Wiseco 1850CS ring set...1850CS- SKU:
- 1850CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- DISPLACEMENT:
- 82,9 CC
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BORE SIZE METRIC:
- 47.00 MM
- UNITS:
- SET
$25.95 -
Wiseco 47.50mm Piston Ring Set for Yamaha BW80 1986-1990 1869CD
WISECO
$52.95Piston rings are critical to engine sealing and compression integrity—worn or improper rings lead to blow-by, oil consumption, and power loss. The Wiseco 1869CD ring set delivers precision...1869CD- SKU:
- 1869CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BORE SIZE METRIC:
- 47.50 MM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM
- DISPLACEMENT:
- 82,9 CC
- UNITS:
- SET
$52.95Qty in Cart: 0Quantity:Price:$52.95Subtotal: -
Wiseco Piston Ring Set 47.5mm for Honda CR80R 1986-2002 1869CS
WISECO
$25.95Keep your CR80R's combustion chamber sealed tight and your oil where it belongs—in the crankcase, not the exhaust. A worn piston ring set kills compression, tanks fuel economy, and accelerates engine...1869CS- SKU:
- 1869CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- DISPLACEMENT:
- 82,9 CC
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BORE SIZE METRIC:
- 47.50 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$25.95 -
Wiseco 48mm Piston Ring Set for Honda CR80R 1986-2002 1890CS
WISECO
$25.95A properly sealed combustion chamber is critical for maximizing horsepower and engine longevity on your CR80R. Wiseco's precision-engineered piston ring set delivers the compression consistency and...1890CS- SKU:
- 1890CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 48.00 MM
- DISPLACEMENT:
- 82,9 CC
- UNITS:
- SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$25.95 -
Wiseco 48.5mm Piston Ring Set for Kawasaki KX85 2001-2013 1909CD
WISECO
$52.95Worn or damaged piston rings directly compromise combustion sealing, reducing power output and increasing blow-by—both performance killers on the track or trail. The Wiseco 1909CD delivers...1909CD- SKU:
- 1909CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BORE SIZE METRIC:
- 48.50 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 82,9 CC
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
$52.95 -
Wiseco Wrist Pin Arctic Cat M 6000 Limited 153 2016 S553
WISECO
$18.99A high-performance wrist pin engineered to deliver the strength and reliability your Arctic Cat M 6000 Limited 153 demands, whether you're pushing for wins or maximizing recreational riding...S553- SKU:
- S553
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- APPLICATION:
- PISTON
- LENGTH METRIC:
- 38.9 MM
- PRODUCT NAME:
- WRIST PIN
- OUTSIDE DIAMETER METRIC:
- 12.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$18.99 -
Wiseco Wrist Pin 23mm x 54mm for Polaris Sportsman 500 1996-2000 S591
WISECO
$23.99Wrist pin integrity is critical to engine longevity, and the Wiseco S591 delivers the precision fit and durability you need to keep your Sportsman 500 running strong. Whether you're rebuilding after...S591- SKU:
- S591
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- OUTSIDE DIAMETER METRIC:
- 23 MM
- PRODUCT NAME:
- WRIST PIN
- APPLICATION:
- PISTON
- LENGTH METRIC:
- 54 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$23.99 -
Wiseco Wrist Pin 16mm x 50mm Kawasaki KDX200 1986-2006 S255
WISECO
$22.99If you're running a KDX200 at the edge of its limits, piston reliability becomes non-negotiable. The Wiseco S255 wrist pin delivers the strength and thermal stability required for sustained high-RPM...S255- SKU:
- S255
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- APPLICATION:
- PISTON
- OUTSIDE DIAMETER METRIC:
- 16.00 MM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- LENGTH:
- 50 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER:
- 16,00 MM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- LENGTH METRIC:
- 50 MM
- MATERIAL:
- SILICONE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Wiseco Wrist Pin 18mm x 2.200" 1981-1983 Honda CR250R S257
WISECO
$23.95The Wiseco S257 wrist pin is engineered for 1981-1983 Honda CR250R engines that demand reliability under extreme racing conditions. As a critical connecting component between your piston and...S257- SKU:
- S257
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- LENGTH:
- 56 MM
- UNITS:
- EACH
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 18,00 MM
- OUTSIDE DIAMETER METRIC:
- 18.00 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- LENGTH METRIC:
- 56 MM
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
$23.95 -
Wiseco Circlip for Harley-Davidson 1984-1998 FLHTC Electra Glide Classic W5731
WISECO
$2.99Wiseco's W5731 circlip for Harley-Davidson Electra Glide Classic models maintains critical piston ring clearances and prevents unwanted movement within the groove, directly supporting engine...W5731- SKU:
- W5731
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- CIRCLIP
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- APPLICATION:
- PISTON
$2.99 -
Wiseco 1200cc Forged Piston Kit for Harley-Davidson 883 Sportster 1986-2025 K1682
WISECO
$409.95A 883-to-1200cc conversion demands precision engineering and robust internals—the Wiseco K1682 piston kit delivers both. Whether you're building a reliable overbore or executing a full engine...K1682- SKU:
- K1682
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 1200 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- BORE SIZE IMPERIAL:
- 3.498'
- TYPE:
- TOP END
- UNITS:
- EACH
$409.95 -
Wiseco Piston Kit 1986-2003 Harley-Davidson Sportster 883 XLH K1684
WISECO
$409.95A top-end rebuild is one of the most cost-effective ways to restore lost compression, improve ring seal, and extend your Sportster's engine life. The Wiseco K1684 piston kit gives you everything...K1684- SKU:
- K1684
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- BORE - OVERSIZE:
- +0,020'
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 1200 CC
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- BORE SIZE IMPERIAL:
- 3.518'
- TYPE:
- TOP END
- UNITS:
- EACH
$409.95 -
Wiseco Piston Kit Suzuki RM-Z250 2010-2024 40007M07700
WISECO
$224.95The Wiseco 40007M07700 Piston Kit delivers the compression ratio and durability needed to unlock your RM-Z250's full potential, whether you're pushing hard on the track or tackling demanding terrain...09102888- SKU:
- 09102888
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 250 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 53.60 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.4:1
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$224.95Qty in Cart: 0Quantity:Price:$224.95Subtotal: -
Wiseco 3.498in 10:1 Piston Kit for 1996-1998 Buell S1 Lightning K1700
WISECO
$409.95If you're rebuilding the top end of your S1 Lightning K1700 or pushing toward an overbore, this Wiseco piston kit delivers the strength and precision needed to handle increased combustion pressures...K1700- SKU:
- K1700
- Availability:
- Ships Same Business Day
- Weight:
- 2.44 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 1200 CC
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- UNITS:
- EACH
- BORE SIZE IMPERIAL:
- 3.498'
- PISTON MATERIAL:
- ALUMINUM
- TYPE:
- TOP END
$409.95 -
Wiseco Piston Kit 1984-1998 Harley-Davidson FLHR Road King 3.518" Bore K1716
WISECO
$447.95When you're rebuilding or overboring your Harley-Davidson Evolution engine, piston quality directly impacts durability, compression, and power delivery. Wiseco's high-silicon aluminum alloy...K1716- SKU:
- K1716
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- BORE - OVERSIZE:
- +0,020'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 1353 CC
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- BORE SIZE IMPERIAL:
- 3.518'
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- UNITS:
- EACH
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PISTON MATERIAL:
- FORGED
$447.95 -
Wiseco Piston Kit Yamaha DT250 1974-1979 234M07000
WISECO
$210.95If you're running a Yamaha DT250 and want to reliably extract more power from your 2-stroke, a quality piston kit is non-negotiable. The Wiseco 234M07000 delivers the precision fit and durability you...234M07000- SKU:
- 234M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 70.00 MM
- PISTON DIAMETER METRIC:
- 69.95 MM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- DISPLACEMENT:
- 246 CC
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STROKE LENGTH METRIC:
- 64.00 MM
$210.95 -
Wiseco Piston Honda CRF450R 2002-2008 4171M07500
WISECO
$194.95The Wiseco 4171M07500 piston kit delivers the compression ratio and material durability your CRF450R needs to handle sustained high-RPM demands, whether you're pushing hard on the track or tackling...4171M07500- SKU:
- 4171M07500
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PISTON DIAMETER METRIC:
- 74.95 MM
- BORE - OVERSIZE:
- +1,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 75.00 MM
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 248 CC
- SKIRT COATING:
- NON-COATED
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 57.80 MM
$194.95Qty in Cart: 0Quantity:Price:$194.95Subtotal: -
Wiseco Piston Kit 69.50mm 10:1 Honda TRX250 Recon 2002-2020 40061M06950
WISECO
$189.95When you're pushing your TRX250 to its limits, a worn or stock piston becomes your biggest bottleneck. The Wiseco 10:1 piston kit delivers measurable gains in compression and combustion efficiency,...09104153- SKU:
- 09104153
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 69.50 MM
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 229 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 69.45 MM
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 62.20 MM
- UNITS:
- KIT
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
Wiseco Piston Kit Standard Bore 55.94mm Honda CR125M 1974-1978 339M05600
WISECO
$154.95If you're running a Honda CR125M two-stroke, piston wear is inevitable—and when it happens, you need a direct replacement that matches OEM specifications without compromising performance. The Wiseco...339M05600- SKU:
- 339M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 56.00 MM
- DISPLACEMENT:
- 123 CC
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 55.94 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 50.00 MM
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Kit Honda TRX700XX 2008-2009 10.5:1 40075M10400
WISECO
$249.95When you're pushing your TRX700XX to its limits—whether on the trail or at the track—a worn or compromised piston directly impacts throttle response, reliability, and overall power delivery. The...09104163- SKU:
- 09104163
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 104.00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- PISTON DIAMETER METRIC:
- 103.92 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 686 CC
- MODEL:
- FORGED SERIES
$249.95Qty in Cart: 0Quantity:Price:$249.95Subtotal: -
Wiseco Yamaha XT250 2013-2022 YFM250R Raptor 2008-2013 Piston Kit 40078M07400
WISECO
$243.95Whether you're pushing your XT250 or Raptor on the trail or taking it to the track, a worn piston compromises both power output and engine longevity. The Wiseco 40078M07400 piston kit delivers the...09104164- SKU:
- 09104164
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 74.00 MM
- PISTON DIAMETER METRIC:
- 73.95 MM
- STROKE LENGTH METRIC:
- 58.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 249 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- STREET
$243.95 -
Wiseco Piston Kit Arctic Cat 650 2005-2011 40099M09800
WISECO
$224.95Your Arctic Cat 650's piston is the foundation of reliable power delivery, whether you're pushing hard on the track or cruising the trail. Worn or damaged pistons kill efficiency and invite...09104168- SKU:
- 09104168
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 97.92 MM
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 85.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 98.00 MM
- COMPRESSION RATIO IMPERIAL:
- STOCK
- DISPLACEMENT:
- 641 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- UTV
$224.95Qty in Cart: 0Quantity:Price:$224.95Subtotal: -
Wiseco Piston Kit Yamaha YFM550 Grizzly 2009-2013 10.25:1 92mm Bore 40104M09200
WISECO
$189.95If you're rebuilding your Yamaha YFM550 Grizzly or pushing performance limits on the trail and at the track, a quality piston kit is non-negotiable. Wiseco's forged high-silicon alloy construction...09104169- SKU:
- 09104169
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- DISPLACEMENT:
- 558 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 92.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- PISTON DIAMETER METRIC:
- 91.92 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
Wiseco Piston Kit for Polaris RZR 570 2012-2017 40105M09900
WISECO
$232.95When you're pushing your RZR 570 on the trail or at the track, factory pistons become a limiting factor. The Wiseco Piston Kit delivers the strength and precision engineering required to handle...09104170- SKU:
- 09104170
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 98.92 MM
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 99.00 MM
- DISPLACEMENT:
- 566 CC
- RIDING STYLE:
- UTV
- COMPRESSION RATIO IMPERIAL:
- STOCK
- STROKE LENGTH METRIC:
- 73.60 MM
- UNITS:
- KIT
$232.95Qty in Cart: 0Quantity:Price:$232.95Subtotal: -
Wiseco 67mm Piston Kit for Yamaha YT175 1982-1983 471M06700
WISECO
$154.95Your YT175's performance ceiling is directly tied to your piston's precision and durability. A worn or undersized piston compromises compression, throttle response, and engine longevity—especially in...471M06700- SKU:
- 471M06700
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE:
- +1,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 67.00 MM
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STROKE LENGTH METRIC:
- 50.00 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 172 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- PISTON DIAMETER METRIC:
- 66.95 MM
- SKIRT COATING:
- NON-COATED
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Yamaha MT-09 2014-2025 Standard 452M07000
WISECO
$199.95If you're running a Yamaha MT-09 and pushing hard on the track or street, a worn piston directly kills your compression, throttle response, and fuel efficiency. The Wiseco 452M07000 restores full...452M07000- SKU:
- 452M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 246 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 70.00 MM
- PISTON DIAMETER METRIC:
- 69.95 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 64.00 MM
- UNITS:
- KIT
$199.95 -
Wiseco Piston Kit Yamaha YZ250 1980-1982 1mm Oversize 452M07100
WISECO
$199.95When your YZ250's piston is worn or damaged, you're losing compression, power, and reliability—exactly what you can't afford in competition or on the trail. The Wiseco 452M07100 replaces those losses...452M07100- SKU:
- 452M07100
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 246 CC
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 64.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 71.00 MM
- PISTON DIAMETER METRIC:
- 70.95 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
Wiseco Piston Kit Yamaha YZ250 1980-1982 1.25mm 452M07150
WISECO
$224.95The Wiseco 452M07150 is engineered for 2-stroke engines that demand reliability and power delivery across high RPM ranges. If you're running a Yamaha YZ250 or IT250, a worn piston directly impacts...452M07150- SKU:
- 452M07150
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- +1,25 MM
- DISPLACEMENT:
- 246 CC
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +1.25 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 71.45 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FORGED SERIES
- BORE SIZE METRIC:
- 71.50 MM
- STROKE LENGTH METRIC:
- 64.00 MM
$224.95Qty in Cart: 0Quantity:Price:$224.95Subtotal: -
Wiseco Piston Kit Honda XR650L 1993-2017 1mm Oversize 4562M10100
WISECO
$248.95If you're running a Honda XR650L and need to restore lost compression or rebuild after high-mileage wear, a quality piston kit is non-negotiable. The Wiseco 4562M10100 delivers OEM-spec fitment with...4562M10100- SKU:
- 4562M10100
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- COMPRESSION RATIO IMPERIAL:
- 8.7:1
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 101.00 MM
- DISPLACEMENT:
- 650 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- PISTON DIAMETER METRIC:
- 100.92 MM
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 82.00 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
$248.95 -
Wiseco Piston Kit Racer Elite Kawasaki KX250F 2017-2019 RE811M07700
WISECO
$369.95If you're running a Kawasaki KX250F in competitive off-road conditions, piston wear directly impacts your power delivery and engine reliability. The Wiseco RE811M07700 Racer Elite kit replaces worn...09105075- SKU:
- 09105075
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.5:1
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
$369.95Qty in Cart: 0Quantity:Price:$369.95Subtotal: -
Wiseco Piston Kit Racer Elite YZ250F 2014-2016 RE812M07700
WISECO
$369.95If you're pushing your YZ250F to its limits on the track or trail, your stock piston won't cut it. The Wiseco RE812M07700 delivers the compression ratio and durability needed to handle competitive...09105076- SKU:
- 09105076
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.5:1
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
$369.95 -
Wiseco Piston Kit 74.50mm 11:1 Compression Honda TRX300EX 1993-2008 4574M07450
WISECO
$221.95If you're running a Honda TRX300EX and want to unlock genuine performance gains, upgrading to a higher-compression piston is one of the most direct ways to increase horsepower and throttle response...4574M07450- SKU:
- 4574M07450
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- DISPLACEMENT:
- 282 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- BORE SIZE METRIC:
- 74.50 MM
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 74.45 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- BORE - OVERSIZE:
- +0,50 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 65.50 MM
- UNITS:
- KIT
$221.95Qty in Cart: 0Quantity:Price:$221.95Subtotal: -
Wiseco Piston Kit Honda CR125R 1995-2003 RE908M05600
WISECO
$204.95The Wiseco Racer Elite RE908M05600 piston kit is purpose-built for the Honda CR125R engine, delivering the reliability and precision you need to stay competitive in 2-stroke racing. Wiseco's proven...09105079- SKU:
- 09105079
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORFIT™
- PISTON MATERIAL:
- 2000 SERIES ALLOY
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RACER ELITE
- UNITS:
- KIT
$204.95
