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Dirt Bike Engine Components

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1.20 mm
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1.5
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100 Links
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10MM
10mm x 1.85-3.20mm
110 Links
112 Links
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118 Links
120 Links
122 Links
124 Links
126 Links
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12MM
14 mm
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16 x 1.5
174 Links
2.00 mm
2.05 mm
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21mm x 27mm x 24.7mm
22m x 27mm x 23.8mm
22mm x 25mm x 22.8mm
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24mm x 29mm x 224mm
24mm x 29mm x 23.8mm
24mm x 29mm x 26mm
27 mm
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39 mm
39.47 mm Bore Size
41 mm
43 mm
44.45 mm Bore Size
44.97 mm Bore Size
45 mm
46 mm
47.44 mm Bore Size
47.94 mm Bore Size
48 mm
48.45 mm Bore Size
49 mm
50 mm
51.95 mm Bore Size
52.45 mm Bore Size
53.94 mm Bore Size
53.95 mm Bore Size
55.95 mm Bore Size
56 Links
56.95 mm Bore Size
63.95 mm Bore Size
66.34 mm Bore Size
66.36 mm Bore Size
71.95 mm Bore Size
86 Links
88 Links
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94 Links
96 Links
98 Links
Bore 47.5
Bore 48
Bore 77 Comp 14.2:1
M10 x 15
M10 x 22
M12 x 10
M12 x 12
M12 x 12 - P1.5
M12 x 15
M14 x 10 - P1.25
M14 x 14 - P1.5
Standard Bore 39.47mm
Standard Bore 44.45mm
Standard Bore 44.97mm
Standard Bore 46.95mm
Standard Bore 47.45mm
Standard Bore 47.95mm
Standard Bore 48.45mm
Standard Bore 51.95mm
Standard Bore 52.45mm
Standard Bore 53.94mm
Standard Bore 53.95mm
Standard Bore 53.96mm
Standard Bore 55.95mm
Standard Bore 63.95mm
Standard Bore 66.34mm
Standard Bore 66.35mm
Standard Bore 66.36mm
Standard Bore 71.95mm
Standard Bore 71.96mm
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saleHot Cams 9.48 mm Diameter Valve Shim KitHot Cams 9.48 mm Diameter Valve Shim Kit$80.96 $93.58Save Up to 14%saleWrench Rabbit Complete Engine Rebuild KitWrench Rabbit Complete Engine Rebuild Kit$314.57 - $1,127.72 $353.45-$1,267.10Save Up to 76%saleHot Cams 7.48 mm Diameter Valve Shim KitHot Cams 7.48 mm Diameter Valve Shim Kit$80.96 $92.67Save Up to 14%saleHiFloFiltro O.E.M Replacement Oil FilterHiFloFiltro O.E.M Replacement Oil Filter$2.99 - $11.99 $3.75-$13.53Save Up to 85%saleWiseco Complete Bottom End Rebuild KitWiseco Complete Bottom End Rebuild Kit$180.65 - $481.28 $264.09-$664.09Save Up to 73%saleBoyesen Factory Racing Ignition CoverBoyesen Factory Racing Ignition Cover$76.99 - $119.95 $82.95-$119.95Save Up to 37%saleTwin Air Oil FilterTwin Air Oil Filter$7.19 - $11.66 $7.99-$12.95Save Up to 42%
saleBoyesen SuperCooler Water Pump Cover And Impeller KitBoyesen SuperCooler Water Pump Cover And Impeller Kit$63.95 - $219.95Trail Tech Radiator Fan KitTrail Tech Radiator Fan Kit$189.95saleWiseco High Performance Forged 2-Stroke Complete Top End KitWiseco High Performance Forged 2-Stroke Complete Top End Kit$100.93 - $374.35 $128.35-$480.48Save Up to 80%saleWiseco 4-Stroke Piston KitWiseco 4-Stroke Piston Kit$68.95 - $203.95 $91.95-$259.56Save Up to 74%saleHot Rods Complete Crankshaft AssemblyHot Rods Complete Crankshaft Assembly$102.94 - $674.06 $114.38-$748.96Save Up to 87%saleVertex 2-Stroke Top End Piston KitVertex 2-Stroke Top End Piston Kit$76.46 - $278.96 $84.95-$309.95Save Up to 76%saleHiFloFiltro Chrome Oil FilterHiFloFiltro Chrome Oil Filter$7.99 - $9.99 $10.50-$14.00Save Up to 50%saleWiseco High Performance Forged 4-Stroke Complete Top End KitWiseco High Performance Forged 4-Stroke Complete Top End Kit$89.71 - $634.40 $120.33-$844.25Save Up to 90%saleWiseco 2-Stroke Piston KitWiseco 2-Stroke Piston Kit$61.15 - $285.95 $86.70-$367.42Save Up to 84%saleHot Cams Stage 2 CamshaftsHot Cams Stage 2 Camshafts$59.95 - $279.95BBR Motorsports Big Bore Piston KitBBR Motorsports Big Bore Piston Kit$97.95 - $148.95saleZeta Oil Filler PlugZeta Oil Filler Plug$11.66 - $20.95 $12.95-$20.95Save Up to 45%salePro Circuit Water Pump Cover WIth ImpellerPro Circuit Water Pump Cover WIth Impeller$170.96 - $188.96 $189.95-$209.95Save Up to 19%saleAcerbis X-Power Ignition And Clutch Cover KitAcerbis X-Power Ignition And Clutch Cover Kit$43.99 - $50.99 $63.95Save Up to 32%saleZeta Engine PlugsZeta Engine Plugs$13.99 - $27.86 $15.95-$30.95Save Up to 57%
saleHot Rods Complete Bottom End Rebuild KitHot Rods Complete Bottom End Rebuild Kit$167.56 - $629.51 $187.45-$699.45Save Up to 77%saleTokyomods Complete Smog Elimination KitTokyomods Complete Smog Elimination Kit$53.99 $59.95Save Up to 11%saleVertex 4-Stroke Piston KitVertex 4-Stroke Piston Kit$109.76 - $244.14 $121.95-$271.27Save Up to 60%saleComplete Gasket KitComplete Gasket Kit$11.99 - $263.99 $13.95-$284.95Save Up to 97%saleVertex 2-Stroke Piston KitVertex 2-Stroke Piston Kit$49.46 - $177.97 $52.50-$203.95Save Up to 76%saleAcerbis Radiator LouversAcerbis Radiator Louvers$24.99 - $29.99 $36.95Save Up to 34%saleHot Rods Main Bearing And Seal KitHot Rods Main Bearing And Seal Kit$15.71 - $140.39 $17.46-$155.99Save Up to 91%saleHot Rods Water Pump Rebuild KitHot Rods Water Pump Rebuild Kit$16.37 - $65.49 $18.19-$72.77Save Up to 78%saleHot Rods Connecting Rod KitHot Rods Connecting Rod Kit$30.56 - $272.66 $33.95-$302.95Save Up to 91%salePro X Stainless Steel Exhaust Valve And Spring KitPro X Stainless Steel Exhaust Valve And Spring Kit$111.99 - $146.47 $135.80-$150.90Save Up to 26%saleMSR Flywheel WeightsMSR Flywheel Weights$112.99 - $139.95 $119.95-$139.95Save Up to 20%Works Connection Engine Oil DipstickWorks Connection Engine Oil Dipstick$39.95Works Connection Engine PlugWorks Connection Engine Plug$24.95 - $49.95salePC Racing Flo Oil FiltersPC Racing Flo Oil Filters$26.99 - $139.95 $29.95-$139.95Save Up to 82%
saleCV4 Hose KitCV4 Hose Kit$54.99 - $233.99 $60.99-$261.99Save Up to 80%saleHot Cams 8.90 mm Diameter Valve Shim KitHot Cams 8.90 mm Diameter Valve Shim Kit$53.96 $62.37Save Up to 15%saleEnduro Engineering HiFloFiltro Replacement Oil FilterEnduro Engineering HiFloFiltro Replacement Oil Filter$3.38 - $7.79 $3.75-$8.65Save Up to 63%
salePro X Connecting Rod KitPro X Connecting Rod Kit$47.02 - $198.97 $48.44-$207.44Save Up to 78%

Dirt Bike and Motocross Engine Components

Every part and system on your dirt bike is vital to its performance and safety, but the engine is the most critical of all. Maybe you’ve been experiencing engine problems that threaten to sideline you, or you need dirt bike and motocross engine components to upgrade or rebuild your machine. Shopping Chaparral Motorsports is a smart move. We’re your source for OEM parts, dirt bike aftermarket parts, and dirt bike engine components sourced from trusted industry manufacturers and available at everyday low prices.

From piston kits and engine gaskets to bearings, seals, and cylinder heads, Chaparral has you covered. Shop our selection of dirt bike engine parts from brands like Wiseco, Yamaha, Hot Rods and Cylinder Works. As part of the All Balls Racing Group family, Cylinder Works is a top supplier of OEM quality cylinders for dirt bike and motocross engines. Wiseco specializes in high-performance parts, including pistons and rings. That’s just a short list, but you get the idea. Our dirt bike aftermarket parts come from manufacturers with the innovation and expertise to deliver power, dependability, and performance.

You came to Chaparral for dirt bike parts and gear, but don’t forget that we stock motorcycle tires, parts and accessories for every riding style. Equip your cruiser, ATV or adventure bike machine and save with the best deals plus fast, low-cost shipping to your front door.

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