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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- Qty in Cart
- Quantity
- Price
- Subtotal
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Wiseco Piston Kit 76mm 13.5:1 Compression for KTM 250 SX-F 2006-2012 40006M07600
WISECO
$279.95Wiseco 40006M07600 Piston Kit Elevate your motorcycle's performance with the Wiseco 40006M07600 Piston Kit, meticulously engineered for high-octane riders and competitive racers. This premium piston kit is designed to maximize the efficiency and power of...09100848- SKU:
- 09100848
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- DISPLACEMENT:
- 262,80 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 249,5 CC
- BORE SIZE METRIC:
- 76.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
$279.95 -
Wiseco Piston Kit 97mm 12.2:1 Compression for 2007-2012 KTM 450 SX-F 4937M09700
WISECO
$254.95Wiseco 4937M09700 Piston Kit Elevate your riding experience with the Wiseco 4937M09700 Piston Kit, engineered for enthusiasts who demand peak performance and reliability. This advanced piston kit is designed to maximize your 4-stroke engine's...09100850- SKU:
- 09100850
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 97.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- DISPLACEMENT:
- 449 CC
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- MOLY COATED
$254.95 -
Wiseco Honda CR250R 2002-2004 Piston Kit with Gaskets PK1196
WISECO
$259.95Wiseco PK1196 Top-End Kit Elevate your riding experience with the Wiseco PK1196 Top-End Kit, meticulously crafted for those who demand the best from their motorcycles. This kit is engineered to enhance your engine's performance, offering unmatched...09030542- SKU:
- 09030542
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +1,10 MM
- BORE - OVERSIZE METRIC:
- +1.10 MM
- PISTON DIAMETER METRIC:
- 67.46 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 67.50 MM
- DISPLACEMENT:
- 249 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 72.00 MM
$259.95 -
Wiseco Piston Kit Standard 77mm 13.4:1 Compression Ratio for Suzuki RM-Z250 2007-2009 4921M07700
WISECO
$224.95Wiseco 4921M07700 Piston Kit Transform your riding experience with the Wiseco 4921M07700 Piston Kit, engineered for enthusiasts who demand peak performance. This premium piston kit is meticulously designed to enhance your motorcycle's power and...09100852- SKU:
- 09100852
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- UNITS:
- KIT
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 53.60 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.4:1
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- MOLY COATED
$224.95 -
Wiseco Honda CR85R 2003-2007 Piston Kit with Gaskets 48.50mm PK1216
WISECO
$169.95Wiseco PK1216 Top-End Rebuild Kit Transform your 2-stroke engine's performance with the Wiseco PK1216 Top-End Rebuild Kit. Crafted for riders who seek peak efficiency and reliability, this kit combines advanced engineering with high-quality materials to...09030545- SKU:
- 09030545
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE SIZE METRIC:
- 48.50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 47.80 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- DISPLACEMENT:
- 84.7 CC
- PISTON DIAMETER METRIC:
- 48.45 MM
$169.95 -
Wiseco Piston Kit with Gaskets for Suzuki RM125 1991-1996 55.50mm PK1321
WISECO
$234.95Wiseco PK1321 Top-End Rebuild Kit Elevate your 2-stroke engine's performance with the Wiseco PK1321 Top-End Rebuild Kit, designed for serious riders seeking reliability and power. This kit is engineered for optimal performance in both competitive racing...09030548- SKU:
- 09030548
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE METRIC:
- +1.50 MM
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 55.50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 55.46 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +1,50 MM
- DISPLACEMENT:
- 123 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.00 MM
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
$234.95 -
Wiseco Piston Kit 78mm 13.5:1 Honda CRF250R 2004-2007 CRF250X 2004-2017 PK1240
WISECO
$354.95Wiseco PK1240 Top-End Rebuild Kit Unlock the true potential of your high-performance motorcycle with the Wiseco PK1240 Top-End Rebuild Kit. Designed for enthusiasts and racers alike, this kit combines precision engineering with top-quality materials to...09030551- SKU:
- 09030551
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- DISPLACEMENT:
- 249 CC
- BORE SIZE METRIC:
- 78.00 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 52.20 MM
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 77.95 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$354.95 -
Wiseco Piston Kit for Honda CRF250R 2004-2007 CRF250X 2004-2009 2012-2017 PK1236
WISECO
$304.95Wiseco PK1236 Top-End Rebuild Kit Elevate your 4-stroke engine's performance with the Wiseco PK1236 Top-End Rebuild Kit. Designed for enthusiasts who demand excellence, this kit ensures your motorcycle delivers unmatched power and reliability on every...09030553- SKU:
- 09030553
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 249 CC
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 52.20 MM
- BORE SIZE METRIC:
- 78.00 MM
- PISTON DIAMETER METRIC:
- 77.95 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 12.9:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- TYPE:
- TOP END
- UNITS:
- KIT
$304.95 -
Wiseco Piston Kit 54mm Standard Bore Honda CR125R 1995-2003 762M05400
WISECO
$174.95Wiseco 762M05400 GP Series Piston Kit Elevate your motorcycle's performance with the Wiseco 762M05400 GP Series Piston Kit, meticulously crafted for 2-stroke engines. Designed for both competitive racing and rigorous trail riding, this piston kit...09100729- SKU:
- 09100729
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- BORE - OVERSIZE:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 54.50 MM
$174.95 -
Wiseco Piston Kit 56mm Bore Gas Gas EC 125 2002-2007 Honda CR125R 1995-2003 Yamaha YZ125 1997-2004 762M05600
WISECO
$199.95Wiseco 762M05600 GP Series Piston Kit Elevate your 2-stroke engine's performance with the Wiseco 762M05600 GP Series Piston Kit. Designed for enthusiasts who demand the best, this piston kit offers unparalleled durability and precision, ensuring your...09100730- SKU:
- 09100730
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 134 CC
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
$199.95 -
Wiseco Piston Kit Honda CR125R 2004-2007 54mm 841M05400
WISECO
$174.95Wiseco 841M05400 GP Series Piston Kit Transform your riding experience with the Wiseco 841M05400 GP Series Piston Kit. Engineered for performance enthusiasts, this piston kit is designed to enhance your bike's power and reliability, making it the perfect...09100731- SKU:
- 09100731
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 54.00 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- GP STYLE
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 54.50 MM
$174.95Qty in Cart: 0Quantity:Price:$174.95Subtotal: -
Wiseco Piston Kit 56.00 mm Bore Honda CR125R 2004-2007 841M05600
WISECO
$199.95Wiseco 841M05600 GP-Style Piston Kit Elevate your 2-stroke engine's performance with the Wiseco 841M05600 GP-Style Piston Kit, meticulously engineered for racers and enthusiasts alike. Designed to withstand the toughest conditions, this piston kit...09100732- SKU:
- 09100732
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- BORE SIZE METRIC:
- 56.00 MM
- MODEL:
- RACER'S CHOICE
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 54.50 MM
$199.95 -
Wiseco Piston Kit Standard 54mm Honda CR125R 2004 840M05400
WISECO
$144.95Wiseco 840M05400 Pro-Lite Piston Kit Unlock the full potential of your 2-stroke engine with the Wiseco 840M05400 Pro-Lite Piston Kit. Engineered for performance enthusiasts, this kit enhances power delivery and reliability, making it the perfect choice...09100733- SKU:
- 09100733
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- UNITS:
- EACH
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON KIT
$144.95 -
Wiseco Honda CRF450X 2005-2017 Piston Kit with Gaskets PK1366
WISECO
$334.95Wiseco PK1366 Premium Top End Piston Kit Unlock the full potential of your motorcycle with the Wiseco PK1366 Premium Top End Piston Kit. Designed specifically for 4-stroke engines, this advanced piston kit enhances performance, ensuring your ride is both...09030574- SKU:
- 09030574
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- 95.94 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- TYPE:
- TOP END
- STROKE LENGTH METRIC:
- 62.10 MM
- UNITS:
- KIT
$334.95 -
Wiseco Piston Kit with Gaskets for Kawasaki KX450F 2006-2008 PK1403
WISECO
$319.95Wiseco PK1403 Top End Piston Kit Elevate your 4-stroke Kawasaki's performance with the Wiseco PK1403 Top End Piston Kit. Designed for serious riders, this kit combines cutting-edge engineering with robust materials to unlock your motorcycle's true...09030575- SKU:
- 09030575
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.10 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$319.95 -
Wiseco Piston Kit 96mm 13:1 Kawasaki KX450F 2006-2008 PK1405
WISECO
$349.95Wiseco PK1405 Top End Piston Kit Unleash your motorcycle's full potential with the Wiseco PK1405 Top End Piston Kit. Designed specifically for 4-stroke Kawasaki models, this kit enhances engine performance, ensuring you achieve optimal power and...09030576- SKU:
- 09030576
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 62.10 MM
- BORE SIZE METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- TYPE:
- TOP END
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- STANDARD
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
$349.95Qty in Cart: 0Quantity:Price:$349.95Subtotal: -
Wiseco Honda XR80 1979-1984 Piston Kit with Gaskets PK1279
WISECO
$179.95Wiseco PK1279 Top End Piston Kit Elevate your 2-stroke engine's performance with the Wiseco PK1279 Top End Piston Kit. Designed for enthusiasts and racers alike, this kit combines cutting-edge engineering with high-quality materials to ensure your Honda...09030579- SKU:
- 09030579
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE SIZE METRIC:
- 49.00 MM
- DISPLACEMENT:
- 79.7 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- +1,50 MM
- COMPRESSION RATIO IMPERIAL:
- 9.7:1
- PISTON DIAMETER METRIC:
- 48.97 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +1.50 MM
- TYPE:
- TOP END
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 45.00 MM
$179.95 -
Wiseco Piston Kit Standard Kawasaki KX85 2001-2013 862M04850
WISECO
$134.95Wiseco 862M04850 Pro-Lite Piston Kit Elevate your 2-stroke performance with the Wiseco 862M04850 Pro-Lite Piston Kit, designed for the discerning rider seeking unmatched power and reliability. This precision-engineered kit is the ultimate upgrade for...09100762- SKU:
- 09100762
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE SIZE METRIC:
- 48.50 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 84,9 CC
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- STROKE LENGTH METRIC:
- 45.80 MM
$134.95 -
Wiseco Piston Kit Kawasaki KLX110 2002-2020 53.50mm 11:1 4875M05350
WISECO
$154.95Wiseco 4875M05350 Pro-Lite Piston Kit Elevate your riding experience with the Wiseco 4875M05350 Pro-Lite Piston Kit, designed specifically for 4-stroke engines. This piston kit combines advanced engineering and high-quality materials to enhance your...09100764- SKU:
- 09100764
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 50.60 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 112 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 53.50 MM
$154.95 -
Wiseco Piston Kit for Kawasaki KLX110 2002-2025 4875M05400
WISECO
$154.95Wiseco 4875M05400 Pro-Lite Piston Kit Elevate your motorcycle's performance with the Wiseco 4875M05400 Pro-Lite Piston Kit, expertly designed for 4-stroke engines. This premium kit combines cutting-edge technology with exceptional materials, ensuring you...09100765- SKU:
- 09100765
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE SIZE METRIC:
- 54.00 MM
- DISPLACEMENT:
- 112 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STROKE LENGTH METRIC:
- 50.60 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +1,00 MM
- PISTON MATERIAL:
- FORGED
$154.95
