Dirt Bike Engine
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.
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COMETIC Top End Gasket Set - Kawasaki C7393
COMETIC
$44.95COMETIC Top End Gasket Set Kawasaki C7393Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...C7393- SKU:
- C7393
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BORE SIZE METRIC:
- 56.00 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
COMETIC Top End Gasket Set - Kawasaki C7392
COMETIC
$44.95COMETIC Top End Gasket Set Kawasaki C7392Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...C7392- SKU:
- C7392
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 53.00 MM
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
$44.95 -
COMETIC Gasket Set - XR400 C7279
COMETIC
$40.95COMETIC Gasket Set XR400 C7279Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket sealing...C7279- SKU:
- C7279
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 86.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$40.95 -
COMETIC Gasket Set - PW80 C7251
COMETIC
$32.95COMETIC Gasket Set PW80 C7251Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket sealing...C7251- SKU:
- C7251
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 50.00 MM
- TYPE:
- TOP END
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
COMETIC Gasket Set - TT600 C7213
COMETIC
$36.95COMETIC Gasket Set TT600 C7213Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket sealing...C7213- SKU:
- C7213
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BORE SIZE METRIC:
- 97.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- TOP END
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$36.95 -
COMETIC Top End Gasket Set - XR650 C3216
COMETIC
$40.95COMETIC Top End Gasket Set XR650 C3216Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7151- SKU:
- C7151
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- PRODUCT NAME:
- GASKET KIT
- BORE SIZE METRIC:
- 102.50 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- TOP END
- UNITS:
- KIT
$40.95 -
COMETIC Top End Gasket Set - Suzuki C7136
COMETIC
$40.95COMETIC Top End Gasket Set Suzuki C7136Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7136- SKU:
- C7136
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$40.95 -
COMETIC Top End Gasket Set - Honda C7116
COMETIC
$47.95COMETIC Top End Gasket Set Honda C7116Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7116- SKU:
- C7116
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BORE SIZE METRIC:
- 68.50 MM
- THICKNESS IMPERIAL:
- 0,012'
- THICKNESS METRIC:
- 0.31 MM
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
$47.95 -
COMETIC Top End Gasket Set - Suzuki C7054
COMETIC
$28.95COMETIC Top End Gasket Set Suzuki C7054Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7054- SKU:
- C7054
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$28.95 -
COMETIC Top End Gasket Set - Kawasaki C7047
COMETIC
$52.95COMETIC Top End Gasket Set Kawasaki C7047Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...C7047- SKU:
- C7047
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 88.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$52.95 -
COMETIC Top End Gasket Set - Honda C7020
COMETIC
$51.95COMETIC Top End Gasket Set Honda C7020Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7020- SKU:
- C7020
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- THICKNESS IMPERIAL:
- 0,012'
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 91.00 MM
- PRODUCT NAME:
- GASKET KIT
- THICKNESS METRIC:
- 0.31 MM
$51.95 -
On Sale
COMETIC Top End Gasket Set - Yamaha C6199
COMETIC
MSRP: $57.95Now: $37.00Was: $57.95COMETIC Top End Gasket Set Yamaha C6199Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite...C6199- SKU:
- C6199
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 86.00 MM
- DISPLACEMENT:
- 800 CC
- UNITS:
- KIT
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET KIT
MSRP: $57.95Now: $37.00Was: $57.95Qty in Cart: 0Quantity:Price:MSRP: $57.95Now: $37.00Was: $57.95Subtotal: -
COMETIC Gasket Set - 1100ZXI/STX Kawasaki C6145
COMETIC
$88.95COMETIC Gasket Set 1100ZXI/STX Kawasaki C6145Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite...C6145- SKU:
- C6145
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
- DISPLACEMENT:
- 1097 CC
- UNITS:
- KIT
- BORE SIZE METRIC:
- 81.00 MM
- MODEL:
- HI-PERFORMANCE
$88.95Qty in Cart: 0Quantity:Price:$88.95Subtotal: -
COMETIC Top End Gasket Set - WR 701 C6084
COMETIC
$57.95COMETIC Top End Gasket Set WR 701 C6084Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite...C6084- SKU:
- C6084
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- DISPLACEMENT:
- 701 CC
- MODEL:
- HI-PERFORMANCE
- UNITS:
- KIT
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
$57.95Qty in Cart: 0Quantity:Price:$57.95Subtotal: -
COMETIC Top End Gasket Set - Kawasaki C6043
COMETIC
$51.95COMETIC Top End Gasket Set Kawasaki C6043Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite...C6043- SKU:
- C6043
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MODEL:
- HI-PERFORMANCE
- UNITS:
- KIT
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
- DISPLACEMENT:
- 750 CC
- PRODUCT NAME:
- GASKET KIT
$51.95Qty in Cart: 0Quantity:Price:$51.95Subtotal: -
COMETIC Top End Gasket Set - Kawasaki C6004
COMETIC
$73.95COMETIC Top End Gasket Set Kawasaki C6004Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite...C6004- SKU:
- C6004
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- WATERCRAFT
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 77.00 MM
- PRODUCT NAME:
- GASKET KIT
- DISPLACEMENT:
- 550 CC
- UNITS:
- KIT
- MODEL:
- HI-PERFORMANCE
$73.95Qty in Cart: 0Quantity:Price:$73.95Subtotal: -
COMETIC Top End Gasket - Kawasaki C6001
COMETIC
$27.95COMETIC Top End Gasket Kawasaki C6001Gasket kits are complete with head, base, reed, intake, manifold and exhaust gaskets, Graphite head gaskets are manufactured from non-asbestos, flexible graphite laminated to a stainless steel core, Graphite material...C6001X- SKU:
- C6001X
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- THICKNESS METRIC:
- 1.09 MM
- UNITS:
- KIT
- BORE SIZE METRIC:
- 78.00 MM
- MODEL:
- HI-PERFORMANCE
- THICKNESS IMPERIAL:
- 0,043'
- DISPLACEMENT:
- 300 CC
- RIDING STYLE:
- WATERCRAFT
$27.95Qty in Cart: 0Quantity:Price:$27.95Subtotal: -
Hinson Racing Clutch Cover for Honda CRF450R 2002-2008 C224
HINSON RACING
$159.99Experience enhanced performance with the HINSON RACING Clutch Cover designed for CRF450 and TRX450 models. This premium clutch cover not only improves heat dissipation but also offers superior strength compared to stock options, ensuring reliability...C154- SKU:
- C154
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- MODEL:
- BILLETPROOF
$159.99 -
Wiseco Piston Kit 48mm Bore 2002-2023 Suzuki RM85 806M04800
WISECO
$119.95WISECO Piston Standard 806M04800 Engineered for peak performance, the Wiseco 806M04800 piston is crafted from a high-silicon aluminum alloy, ensuring exceptional strength and reliability for both racing and trail applications. This piston is designed to...806M04800- SKU:
- 806M04800
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- STROKE LENGTH:
- 46,80 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 46.80 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 84.7 CC
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 48.00 MM
- PISTON MATERIAL:
- FORGED
$119.95 -
Wiseco Piston Standard Yamaha YZ 85 2002-2021 805M04750
WISECO
$119.95High-Performance Wiseco Piston for Yamaha YZ 85 Elevate your racing experience with the Wiseco Piston, engineered for maximum strength and performance. Crafted from high-silicon aluminum alloy, this piston enhances durability and boosts horsepower,...805M04750- SKU:
- 805M04750
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH:
- 47,80 MM
- STROKE LENGTH METRIC:
- 47.80 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 85 CC
- BORE SIZE METRIC:
- 47.50 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$119.95
