Dirt Bike Piston and Ring Kits
Dirt Bike Piston & Ring Kits for Yamaha YZ85, WR250 & YZ250 at JJ Motorsports
Rebuild your dirt bike's top end for maximum power and reliability with premium piston and ring kits from JJ Motorsports, forged from high-strength aluminum for superior heat resistance, lightweight performance, and precise fit in motocross, enduro, and trail riding. Our selection includes complete kits with pistons, high-performance rings, wrist pins, circlips, top-end bearings, and gaskets designed for enhanced combustion efficiency, reduced blow-by, and longer engine life under high-RPM abuse. Compatible with popular models like Yamaha YZ85 (2002-2018), WR250, and YZ250, these Wiseco-engineered components feature CNC-machined crowns for optimal cam shape, ArmorGlide skirt coatings for low friction, and 4032 alloy construction for durability in dusty, aggressive conditions. Whether you're refreshing a youth 85cc 2-stroke or upgrading a 250cc big bore, these kits ensure crisp throttle response, better sealing, and race-ready power without the need for custom boring—perfect for DIY rebuilds or pro-level maintenance.
Shop trusted brands like Wiseco for race-proven quality. Explore related categories such as dirt bike engine for cylinders and valves or dirt bike air and fuel for carburetors and jets.
Top Dirt Bike Piston & Ring Kits
- Wiseco YZ85 2002-2018 Piston Kit with Gaskets PK1202 – 47.50mm forged aluminum piston kit for Yamaha YZ85 2-stroke; includes rings, wrist pin, circlips, bearing, and gaskets for enhanced combustion and throttle response.
- Wiseco 68.00mm Piston Kit with Gaskets Yamaha WR/YZ 250 PK1563 – Complete big bore kit for Yamaha WR250/YZ250; features forged piston, rings, wrist pin, circlips, and top-end gaskets for superior power and sealing.
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
-
On Sale
ATHENA Piston Kit S4C05800002A
ATHENA
MSRP: $242.95Now: $219.00Was: $242.95A quality piston kit is the foundation of reliable engine performance, whether you're rebuilding for increased displacement or restoring original specs. The ATHENA S4C05800002A delivers precision-engineered pistons with matched rings, clips, and...09100877- SKU:
- 09100877
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- ENGINE TYPE:
- 2-STROKE
- PISTON SIZE METRIC:
- STANDARD SIZE A
- RIDING STYLE:
- OFF-ROAD
- PISTON DIAMETER METRIC:
- 57.94 MM
- STYLE:
- BIG BORE
- UNITS:
- EACH
- PRODUCT NAME:
- PISTON
MSRP: $242.95Now: $219.00Was: $242.95Qty in Cart: 0Quantity:Price:MSRP: $242.95Now: $219.00Was: $242.95Subtotal: -
Wiseco Piston Kit Standard 66mm 12.2:1 Honda CRF150R 2007-2009 4924M06600
WISECO
$239.95Stock pistons wear out, especially in high-RPM racing environments—Wiseco's forged aluminum construction and moly-coated skirts deliver the durability and heat resistance you need for consistent performance lap after lap. The 12.2:1 compression ratio...09100821- SKU:
- 09100821
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 43.70 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- MOLY COATED
- BORE SIZE METRIC:
- 66.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.2:1
- DISPLACEMENT:
- 150 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$239.95Qty in Cart: 0Quantity:Price:$239.95Subtotal: -
Wiseco Piston Kit Standard Bore 66mm 11.7:1 Compression Honda CRF150R 2007-2009 4915M06600
WISECO
$199.95When your CRF150R's OEM piston reaches its limit, a quality rebuild is the difference between a sluggish engine and one that delivers crisp throttle response and reliable power. The Wiseco 4915M06600 replaces worn internals with precision-engineered...09100819- SKU:
- 09100819
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- STROKE LENGTH METRIC:
- 43.70 MM
- COMPRESSION RATIO IMPERIAL:
- 11.7:1
- SKIRT COATING:
- MOLY COATED
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 66.00 MM
- DISPLACEMENT:
- 150 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
$199.95 -
On Sale
ATHENA Piston Kit S5F08300002B
ATHENA
MSRP: $245.95Now: $221.00Was: $245.95A piston kit is the heart of any rebuild—getting the right one ensures reliable compression, proper ring sealing, and consistent power delivery across your entire RPM range. The ATHENA Piston Kit S5F08300002B delivers OEM-quality construction with...09100727- SKU:
- 09100727
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 82.96 MM
- PISTON SIZE METRIC:
- STANDARD SIZE B
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- PRODUCT NAME:
- PISTON
MSRP: $245.95Now: $221.00Was: $245.95Qty in Cart: 0Quantity:Price:MSRP: $245.95Now: $221.00Was: $245.95Subtotal: -
On Sale
ATHENA Piston Kit S4F10000007A
ATHENA
MSRP: $240.95Now: $217.00Was: $240.95A precision piston kit is fundamental to engine reliability and performance—poor quality pistons lead to blow-by, reduced compression, and catastrophic failure under load. The ATHENA S4F10000007A delivers OEM-equivalent dimensional accuracy and material...09100255- SKU:
- 09100255
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.6:1
- PISTON SIZE METRIC:
- STANDARD SIZE A
- PISTON DIAMETER METRIC:
- 99.95 MM
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
MSRP: $240.95Now: $217.00Was: $240.95Qty in Cart: 0Quantity:Price:MSRP: $240.95Now: $217.00Was: $240.95Subtotal: -
On Sale
ATHENA Piston Kit S4F06900001C
ATHENA
MSRP: $162.95Now: $147.00Was: $162.95High-performance pistons demand materials engineered to withstand extreme combustion pressures and thermal stress—the ATHENA Piston Kit S4F06900001C delivers exactly that using the same 2618 silicium alloy found in Formula 1 engines. Precision forging...09100170- SKU:
- 09100170
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 220 CC
- ENGINE TYPE:
- 2-STROKE
- BORE SIZE METRIC:
- 68.96 MM
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PRODUCT NAME:
- PISTON KIT
- TYPE:
- C
- UNITS:
- KIT
MSRP: $162.95Now: $147.00Was: $162.95 -
On Sale
ATHENA Piston Kit S4F06900001A
ATHENA
MSRP: $162.95Now: $147.00Was: $162.95Maximum engine longevity and consistent peak performance demand pistons engineered to the exact tolerances of professional racing applications. The ATHENA Piston Kit S4F06900001A delivers the same material science trusted in Formula 1 competition,...09100168- SKU:
- 09100168
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 220 CC
- TYPE:
- A
- ENGINE TYPE:
- 2-STROKE
- BORE SIZE METRIC:
- 68.94 MM
- PISTON HEAD SHAPE:
- DOMED
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
MSRP: $162.95Now: $147.00Was: $162.95 -
Wiseco 4-Stroke Forged Piston Kit 95mm 11:1 CR for KTM 520 EXC 2000-2002 520 SX 2000-2002 525 SX 2003-2006 525 XC 2008-2010 PK1850
WISECO
$392.95If you're rebuilding a KTM 4-stroke or pushing your bike to competitive limits, piston quality directly impacts engine longevity and throttle response. The Wiseco PK1850 pairs aerospace-grade forged aluminum with precision engineering to deliver the...09031161- SKU:
- 09031161
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 95.00 MM
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 72.00 MM
- DISPLACEMENT:
- 510 CC
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 94.92 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$392.95 -
Wiseco Piston Kit with Gasket for Yamaha YZ125 2005-2020 PK1572
WISECO
$224.95The Wiseco PK1572 is engineered for 2-stroke riders who refuse to compromise on reliability or performance. Whether you're chasing lap times or putting in trail miles, a worn piston and ring pack will rob you of power and throttle response—this complete...09031160- SKU:
- 09031160
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 134 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 55.95 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- MODEL:
- PRO-LITE
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 54.50 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- PISTON SIZE METRIC:
- +2.00 MM
$224.95 -
Wiseco Piston Kit with Gasket for Kawasaki KX100 2014-2021 PK1910
WISECO
$189.95A worn or damaged piston directly compromises your KX100's combustion efficiency, throttle response, and overall reliability—especially if you're pushing the engine hard in competition or trail riding. The Wiseco PK1910 restores your 2-stroke's...09031154- SKU:
- 09031154
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MODEL:
- PRO-LITE
- PISTON SIZE METRIC:
- +2.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 54.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 99 CC
- PISTON DIAMETER METRIC:
- 54.45 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 45.80 MM
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
Wiseco Piston Kit with Gasket for Kawasaki KX100 2014-2020 PK1908
WISECO
$192.95When your KX100's top-end starts to lose compression and throttle response suffers, a quality piston kit is the difference between limping through the season and reclaiming peak performance. The Wiseco PK1908 gives you a complete rebuild solution with...09031152- SKU:
- 09031152
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 52.45 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 99 CC
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 52.50 MM
- STROKE LENGTH METRIC:
- 45.80 MM
$192.95 -
Wiseco Piston Kit with Gasket for Kawasaki KX85 2014-2020 PK1907
WISECO
$179.95When your KX85's top end starts showing signs of wear, a quality piston kit is non-negotiable for maintaining compression, throttle response, and reliability. The Wiseco PK1907 delivers a complete rebuild solution with precision-engineered components...09031151- SKU:
- 09031151
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE:
- +2,00 MM
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 50.45 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 50.50 MM
- MODEL:
- PRO-LITE
- PISTON SIZE METRIC:
- +2.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- DISPLACEMENT:
- 84.9 CC
- STROKE LENGTH METRIC:
- 45.80 MM
$179.95 -
Wiseco Suzuki JR 50 1978-2006 Piston Kit with Gaskets 41mm PK1665
WISECO
$171.95The Wiseco PK1665 is a complete top-end rebuild solution engineered for the Suzuki JR 50's demanding 2-stroke environment. Whether you're dealing with worn compression or preparing for sustained high-RPM use, this kit delivers the precision bore sizing...09030926- SKU:
- 09030926
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 40.95 MM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 37.80 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 49 CC
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 41.00 MM
- PRODUCT NAME:
- REBUILD KIT
$171.95Qty in Cart: 0Quantity:Price:$171.95Subtotal: -
Wiseco Piston Kit with Gaskets for KTM 105 SX 2010-2011 PK1644
WISECO
$236.95When your 2-stroke top-end is worn, you're losing power, throttle response, and reliability. The Wiseco PK1644 restores your KTM 105 SX to factory performance specs with aerospace-grade components engineered for competitive racing and trail riding alike...09030925- SKU:
- 09030925
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 52.00 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 104 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 48.95 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON DIAMETER METRIC:
- 51.95 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
$236.95 -
Wiseco 47mm Piston Kit for KTM 85 SX 2003-2012 PK1639
WISECO
$174.95When your 2-stroke engine demands a fresh top-end, settling for OEM parts leaves performance on the table. The Wiseco PK1639 delivers a complete piston kit engineered from aerospace-grade 4032 aluminum alloy, purpose-built to handle the extreme heat and...09030924- SKU:
- 09030924
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE SIZE METRIC:
- 47.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
- DISPLACEMENT:
- 85 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 48.95 MM
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 46.95 MM
$174.95Qty in Cart: 0Quantity:Price:$174.95Subtotal: -
Wiseco KX125 1999-2000 Piston Kit with Gaskets PK1608
WISECO
$230.95If you're running a KX125 two-stroke and want to restore lost compression or build toward more aggressive power outputs, a quality piston kit is non-negotiable. The Wiseco PK1608 gives you everything needed for a complete top-end rebuild in one...09030923- SKU:
- 09030923
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 124 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 53.95 MM
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 54.00 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 54.50 MM
$230.95Qty in Cart: 0Quantity:Price:$230.95Subtotal: -
Wiseco Piston Kit for Yamaha YZ250 1999-2001 PK1573
WISECO
$277.95When your YZ250's piston and ring package shows wear, power delivery suffers—and so does your lap times. The Wiseco PK1573 rebuilds your top end with aerospace-grade 4032 aluminum that handles sustained high-RPM abuse while maintaining the tight...09030921- SKU:
- 09030921
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 66.40 MM
- PISTON DIAMETER METRIC:
- 66.36 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- DISPLACEMENT:
- 249 CC
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 72.00 MM
$277.95 -
Wiseco Piston Kit 43mm for Kawasaki KX60 1985-2003 PK1506
WISECO
$172.95A worn or damaged piston directly kills engine performance, response, and reliability—especially in high-revving 2-stroke competition engines. The Wiseco PK1506 is a complete top-end solution engineered to restore peak power while delivering the...09030920- SKU:
- 09030920
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 60 CC
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- STANDARD
- STROKE LENGTH METRIC:
- 41.60 MM
- BORE SIZE METRIC:
- 43.00 MM
- PISTON DIAMETER METRIC:
- 42.94 MM
- PRODUCT NAME:
- REBUILD KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$172.95 -
Wiseco 125 SX 2002-2006 Piston Kit with Gaskets PK1512
WISECO
$225.95When you're rebuilding a 125 SX top end or looking to restore your engine to factory specifications, you need a piston kit that combines precision engineering with comprehensive components. Wiseco's PK1512 delivers the reliability you expect from a...09030699- SKU:
- 09030699
- Availability:
- Ships Same Business Day
- Weight:
- 1.48 LBS
- BORE SIZE METRIC:
- 54.00 MM
- PRODUCT NAME:
- REBUILD KIT
- PISTON DIAMETER METRIC:
- 53.95 MM
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$225.95Qty in Cart: 0Quantity:Price:$225.95Subtotal: -
Wiseco YZ125 2005-2020 Piston Kit with Gaskets PK1392
WISECO
$249.95The YZ125 demands a piston kit engineered for reliability under intense 2-stroke conditions. Wiseco's PK1392 delivers high-silicon forged aluminum construction that withstands extreme combustion pressures while maintaining lightweight performance...09030682- SKU:
- 09030682
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 58.00 MM
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- +4.00 MM
- COOLING SYSTEM:
- AIR COOLED
- DISPLACEMENT:
- 144 CC
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- +4,00 MM
- MODEL:
- RACER'S CHOICE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- EACH
$249.95
