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
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- Price
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Wiseco Piston Kit Yamaha XT500 1976-1981 87.50mm 9:1 4764M08750
WISECO
$239.95Wiseco Piston Kit for Yamaha TT/XT/SR 500 Transform your Yamaha TT500, XT500, or SR500 into a powerhouse with the Wiseco Piston Kit. Designed for enthusiasts seeking peak performance, this kit combines cutting-edge technology with unmatched durability,...09101666- SKU:
- 09101666
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
- BORE - OVERSIZE METRIC:
- +0.05 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 505 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- +0,05 MM
- BORE SIZE METRIC:
- 87.50 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 84.00 MM
- UNITS:
- EACH
$239.95 -
Wiseco Honda CR85R 2003-2007 Piston Kit with Gaskets PK1215
WISECO
$169.95Wiseco Piston Kit with Gaskets PK1215 Elevate your Honda CR125R's performance with the Wiseco Piston Kit. Designed for enthusiasts who demand the best, this kit combines advanced engineering with top-notch materials to ensure your bike delivers unmatched...09030670- SKU:
- 09030670
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 48.00 MM
- PRODUCT NAME:
- REBUILD KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +0,50 MM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 47.80 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 84.7 CC
- PISTON DIAMETER METRIC:
- 47.95 MM
$169.95 -
Wiseco Piston Kit Suzuki RM125 1989-1999 641M05550
WISECO
$179.95Wiseco Piston Kit for Suzuki RM125 (1988-1999) Elevate your Suzuki RM125's performance with the Wiseco Piston Kit, expertly engineered for riders who crave power and dependability. Designed to excel in high-performance environments, this piston kit...09101218- SKU:
- 09101218
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +1,50 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE SIZE METRIC:
- 55.50 MM
- DISPLACEMENT:
- 123 CC
- MODEL:
- PRO-LITE
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
Wiseco Piston Kit 69mm 1989-1995 Suzuki RM250 642M06900
WISECO
$224.95Wiseco Piston Kit for RM/RMX250 - Model 642M06900 Elevate your Suzuki's performance with the Wiseco Piston Kit, meticulously crafted to enhance power and reliability. This kit is designed for serious riders who demand excellence, offering unmatched...09101220- SKU:
- 09101220
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- UNITS:
- EACH
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 69.00 MM
- DISPLACEMENT:
- 246 CC
- STROKE LENGTH METRIC:
- 70.80 MM
$224.95 -
Wiseco Piston Kit 57mm 11:1 Compression for Kawasaki KLX125 2002-2006 4815M05700
WISECO
$154.95Wiseco Piston Kit Standard 4815M05700 Elevate your motorcycle's performance with the Wiseco Piston Kit, meticulously designed for both trail and racing enthusiasts. This kit combines cutting-edge technology with robust materials to ensure your bike...09100359- SKU:
- 09100359
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 57.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 48.80 MM
$154.95 -
Wiseco 200 EXC 1998-2002 Piston Kit with Gaskets PK1369
WISECO
$239.95Wiseco Piston Kit with Gaskets PK1369 Unleash the full potential of your KTM with the Wiseco Piston Kit. Designed for performance enthusiasts, this kit combines cutting-edge engineering with durable materials, ensuring your engine operates at peak...09030512- SKU:
- 09030512
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- DISPLACEMENT:
- 193 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 64.00 MM
- PISTON DIAMETER METRIC:
- 63.95 MM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 60.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
$239.95 -
Wiseco Piston Kit for Yamaha YZ125 2005-2021 PK1390
WISECO
$224.95Wiseco Piston Kit PK1390 for Yamaha YZ125/YZ125X Elevate the performance of your Yamaha YZ125 or YZ125X with the Wiseco Piston Kit PK1390. This premium kit is designed for serious riders seeking unmatched power and reliability, ensuring your bike...09030513- SKU:
- 09030513
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- MODEL:
- RACER'S CHOICE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- DISPLACEMENT:
- 125 CC
- STROKE LENGTH METRIC:
- 54.50 MM
$224.95 -
Wiseco Piston Kit Yamaha YZ85 2002-2021 5.50mm Oversize 767M05250
WISECO
$169.95Wiseco Piston Kit +5.50 mm 767M05250 Elevate your Yamaha YZ80 or YZ85's performance with the premium Wiseco Piston Kit. Designed specifically for 2-stroke engines, this kit offers superior strength and reliability, ensuring you get the most out of every...09100366- SKU:
- 09100366
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BORE - OVERSIZE METRIC:
- +5.50 MM
- DISPLACEMENT:
- 103,5 CC
- STROKE LENGTH METRIC:
- 47.80 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 52.50 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- BORE - OVERSIZE:
- +5,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
Wiseco Piston Kit Yamaha YZ250 2002-2016 808M06640
WISECO
$209.95Wiseco Piston Kit Standard 808M06640 Unleash the full potential of your Yamaha YZ250 or YZ250X with the Wiseco Piston Kit. Engineered for excellence, this kit combines cutting-edge technology and high-quality materials to enhance your engine's...09100367- SKU:
- 09100367
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- DISPLACEMENT:
- 249.3 CC
- STROKE LENGTH METRIC:
- 72.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- RACER'S CHOICE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.40 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
$209.95 -
Wiseco Piston Kit 47.50mm 11:1 Yamaha TT-R90 2003 4840M04750
WISECO
$154.95Upgrade Your Yamaha TTR90 with the Wiseco Piston Kit Transform your riding experience with the Wiseco Piston Kit, expertly engineered for the Yamaha TTR90. This kit is designed for riders seeking peak performance and durability, ensuring that your engine...09100369- SKU:
- 09100369
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE SIZE METRIC:
- 47.50 MM
- DISPLACEMENT:
- 92 CC
- STROKE LENGTH METRIC:
- 51.80 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- RIDING STYLE:
- OFF-ROAD
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Kit Standard Yamaha XT 350 1985-2000 4674M08700
WISECO
$174.95Wiseco Piston Kit for Yamaha TT350 and XT350 Elevate your riding experience with the Wiseco Piston Kit, engineered specifically for the Yamaha TT350 and XT350. This high-performance kit combines advanced materials and innovative design to enhance engine...09101661- SKU:
- 09101661
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE SIZE METRIC:
- 87.00 MM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 354 CC
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 59.60 MM
$174.95 -
Wiseco Piston Kit Standard Suzuki RM-Z 450 2008-2012 4953M09600
WISECO
$239.95Wiseco Piston Kit Standard for RM-Z 450 (Model 4953M09600) Unlock the full potential of your Suzuki RMZ450 or RMX450Z with the Wiseco Piston Kit. Engineered for riders who seek exceptional power and reliability, this kit enhances performance through...09101679- SKU:
- 09101679
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 62.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 96.00 MM
- DISPLACEMENT:
- 450 CC
- SKIRT COATING:
- MOLY COATED
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
$239.95 -
Wiseco 50cc Piston for KTM 50 SX 1998-2008 698M03900
WISECO
$104.95Wiseco Piston Kit for LEM/KTM 50cc 698M03900 Unleash the power of your bike with the Wiseco Piston Kit, designed for riders who demand the best in performance and reliability. This high-quality piston kit enhances your engine's efficiency and ensures a...09101692- SKU:
- 09101692
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 41.70 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- DISPLACEMENT:
- 50 CC
- BORE SIZE METRIC:
- 39.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$104.95 -
Wiseco Piston Kit +2.10 Kawasaki KX 250 2004 843M06850
WISECO
$184.95Wiseco Piston Kit +2.10 KX 250/F 843M06850 Elevate your motorcycle's performance with the Wiseco Piston Kit, meticulously crafted for riders who demand excellence. This kit combines cutting-edge technology with premium materials to ensure your engine...09100664- SKU:
- 09100664
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE SIZE METRIC:
- 68.50 MM
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE:
- +2,10 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +2.10 MM
- DISPLACEMENT:
- 265 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
$184.95 -
WISECO Piston Kit - +4.50 mm - CR 85/80 766M05200
WISECO
$169.95WISECO Piston Kit +4.50 mm CR 85/80 766M05200 Unleash the full potential of your Honda motocross bike with the Wiseco Piston Kit. Engineered for performance and reliability, this kit is designed to provide riders with the power and durability needed for...09100322- SKU:
- 09100322
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +4.50 MM
- BORE SIZE METRIC:
- 52.00 MM
- DISPLACEMENT:
- 101,50 CC
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- BORE - OVERSIZE:
- +4,50 MM
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 47.80 MM
$169.95 -
Wiseco Piston Kit 0.50mm Oversize for 2004-2013 Honda CRF80F 4665M04800
WISECO
$154.95Wiseco Piston Kit +0.50 mm for XR80/R/CRF80F 4665M04800 Enhance your engine's capabilities with the Wiseco Piston Kit, meticulously engineered for superior performance and reliability. Ideal for both competitive racing and adventurous trail riding, this...09100324- SKU:
- 09100324
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE SIZE METRIC:
- 48.00 MM
- DISPLACEMENT:
- 81 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 45.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- RIDING STYLE:
- OFF-ROAD
$154.95 -
Wiseco 77mm Piston Kit for 1986-2004 Honda XR250R 4466M07700
WISECO
$219.95Wiseco Piston Kit for Honda XR/XRL250 Elevate your riding experience with the Wiseco Piston Kit, expertly designed for the Honda XR250. Engineered for both performance and durability, this kit is perfect for trail enthusiasts and vintage bike lovers...09100754- SKU:
- 09100754
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- DISPLACEMENT:
- 250 CC
- BORE - OVERSIZE:
- +4,00 MM
- BORE - OVERSIZE METRIC:
- +4.00 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 59.50 MM
$219.95 -
Wiseco Piston Kit 78mm 10.5:1 Compression for 1986-2004 Honda XR250R 4466M07800
WISECO
$219.95Wiseco Piston Kit for Honda XR250R/XR250L Elevate your riding experience with the Wiseco Piston Kit, meticulously crafted for Honda XR250R and XR250L models. This high-performance kit is designed to enhance engine efficiency and power, making it a...09100755- SKU:
- 09100755
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- +5,00 MM
- BORE SIZE METRIC:
- 78.00 MM
- DISPLACEMENT:
- 250 CC
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE METRIC:
- +5.00 MM
- PRODUCT NAME:
- PISTON
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 59.50 MM
- UNITS:
- EACH
$219.95 -
Wiseco Piston Kit Standard 78mm 13.5:1 Honda CRF250R 2004-2007 4852M07800
WISECO
$264.95Wiseco Piston Kit Standard CRF250 4852M07800 Unlock the full potential of your Honda CRF250R or CRF250X with the Wiseco Piston Kit. Designed for serious enthusiasts, this kit combines cutting-edge technology and robust materials to deliver enhanced...09100756- SKU:
- 09100756
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- BORE SIZE METRIC:
- 78.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 249 CC
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 52.20 MM
- UNITS:
- EACH
$264.95 -
Wiseco Piston Kit Honda CRF450R 2017-2025 4823M09600
WISECO
$269.95Wiseco Piston Kit Standard CRF450R/450X 4823M09600 Elevate your riding experience with the Wiseco Piston Kit, meticulously crafted for dedicated off-road riders. This performance-enhancing kit integrates advanced materials and engineering to provide a...09100758- SKU:
- 09100758
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 449 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.10 MM
- UNITS:
- EACH
$269.95
