Dirt Bike Engine
Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!
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WISECO Piston Kit - KLX110 4875M05350
WISECO
$154.95Wiseco 4875M05350 Pro-Lite Piston Kit Take your motorcycle’s engine to the next level with the Wiseco 4875M05350 Pro-Lite Piston Kit, a trusted choice built for 4-stroke engines. Engineered with precision and superior materials, this piston kit is...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 - KLX110 4875M05400
WISECO
$154.95Wiseco 4875M05400 Pro-Lite Piston Kit Transform your motorcycle's performance with the Wiseco 4875M05400 Pro-Lite Piston Kit, a high-quality solution crafted for 4-stroke engines. Combining advanced engineering with top-tier materials, this piston kit...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 -
WISECO Piston Kit - KLX400 4795M09450
WISECO
$269.95Wiseco 4795M09450 Pro-Lite Piston Kit Elevate your motorcycle’s performance with the Wiseco 4795M09450 Pro-Lite Piston Kit, a premium choice for riders who demand power, durability, and exceptional reliability. Designed for 4-stroke engines, this...09100768- SKU:
- 09100768
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- BORE - OVERSIZE:
- +4,50 MM
- BORE - OVERSIZE METRIC:
- +4.50 MM
- BORE SIZE METRIC:
- 94.50 MM
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.60 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- DISPLACEMENT:
- 440 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- ARMORGLIDE®
$269.95 -
WISECO Piston Kit - Standard 4900M09600
WISECO
$239.95Wiseco 4900M09600 Pro-Lite Piston Kit Unleash the full potential of your motorcycle with the Wiseco 4900M09600 Pro-Lite Piston Kit, a top-tier upgrade meticulously designed for 4-stroke engines. Engineered for precision and performance, this piston kit...09100769- SKU:
- 09100769
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- BORE SIZE METRIC:
- 96.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- DISPLACEMENT:
- 449 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 62.10 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- ARMORGLIDE®
$239.95 -
WISECO Piston Kit - Standard - 200/EXC/MXC 770M06400
WISECO
$174.95Wiseco 770M06400 Pro-Lite Piston Kit Revitalize your 2-stroke engine with the Wiseco 770M06400 Pro-Lite Piston Kit, the premium solution for riders who demand superior performance and durability. Designed with precision and crafted from top-grade...09100773- SKU:
- 09100773
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 193 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 60.00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 64.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
$174.95 -
WISECO Piston Kit - Standard - 520SX/EXC 4731M09500
WISECO
$254.95Wiseco 4731M09500 Pro-Lite Piston Kit Boost the performance of your motorcycle with the Wiseco 4731M09500 Pro-Lite Piston Kit, a premium choice designed to deliver power, strength, and reliability. Engineered for demanding 4-stroke engine applications,...09100787- SKU:
- 09100787
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- DISPLACEMENT:
- 510 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 95.00 MM
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- STREET
- PISTON MATERIAL:
- FORGED
$254.95 -
WISECO Piston Kit - Standard - 520SX/EXC 4732M09500
WISECO
$284.95Wiseco 4732M09500 Pro-Lite Piston Kit Take your motorcycle's performance to the next level with the Wiseco 4732M09500 Pro-Lite Piston Kit. Built with precision and engineered for peak performance, this kit is the ultimate upgrade for serious riders who...09100789- SKU:
- 09100789
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 95.00 MM
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- DISPLACEMENT:
- 510 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$284.95 -
WISECO Piston Kit - 520SX/EXC 4732M09700
WISECO
$284.95Wiseco 4732M09700 Pro-Lite Piston Kit Upgrade your motorcycle’s engine with the Wiseco 4732M09700 Pro-Lite Piston Kit, the ultimate choice for riders seeking durability, power, and precision. Designed to deliver top-notch performance under the...09100790- SKU:
- 09100790
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 510 CC
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 97.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
$284.95 -
WISECO Piston Kit - Standard - RMZ450 4869M09550
WISECO
$239.95Wiseco 4869M09550 Pro-Lite Piston Kit Elevate your motorcycle’s performance with the Wiseco 4869M09550 Pro-Lite Piston Kit, a reliable and high-performance upgrade designed for riders who demand precision, power, and durability. Crafted with...09100791- SKU:
- 09100791
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE SIZE METRIC:
- 95.50 MM
- DISPLACEMENT:
- 450 CC
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.80 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- SKIRT COATING:
- MOLY COATED
$239.95 -
WISECO Piston Kit - Standard - RMZ450 4870M09550
WISECO
$269.95Wiseco 4870M09550 Pro-Lite Piston Kit Unleash the full power of your 4-stroke engine with the Wiseco 4870M09550 Pro-Lite Piston Kit, a premium performance solution crafted for riders aiming for superior durability, precision, and reliability. Engineered...09100793- SKU:
- 09100793
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 62.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 95.50 MM
- DISPLACEMENT:
- 450 CC
- SKIRT COATING:
- MOLY COATED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
$269.95 -
WISECO Piston Kit - YZ 125/X 846M05600
WISECO
$184.95Wiseco 846M05600 Pro-Lite Piston Kit Take your 2-stroke engine to the next level with the Wiseco 846M05600 Pro-Lite Piston Kit. Perfectly engineered for peak performance, durability, and reliability, this premium piston kit is the ultimate upgrade for...09100800- SKU:
- 09100800
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- GP STYLE
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 134 CC
- STROKE LENGTH METRIC:
- 54.50 MM
$184.95 -
WISECO Piston Kit - Standard - YZ250F 4858M07700
WISECO
$264.95Wiseco 4858M07700 Pro-Lite Piston Kit Boost your 4-stroke engine’s efficiency with the Wiseco 4858M07700 Pro-Lite Piston Kit, a premium option designed for riders who demand exceptional performance, strength, and reliability. Built with precision...09100806- SKU:
- 09100806
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- DISPLACEMENT:
- 263 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 53.60 MM
- BORE SIZE METRIC:
- 77.00 MM
- PISTON MATERIAL:
- FORGED
$264.95 -
On Sale
WISECO Piston Kit with Gaskets PK1213
WISECO
MSRP: $262.73Now: $161.00Was: $267.98Wiseco PK1213 Pro-Lite Piston Kit Unleash your bike's potential with the Wiseco PK1213 Pro-Lite Piston Kit, a top-tier option designed for riders seeking exceptional performance, strength, and reliability. Built with meticulous craftsmanship and...09030669- SKU:
- 09030669
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- BORE - OVERSIZE:
- +1,10 MM
- BORE SIZE METRIC:
- 67.50 MM
- 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
- BORE - OVERSIZE METRIC:
- +1.10 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 67.44 MM
MSRP: $262.73Now: $161.00Was: $267.98 -
WISECO Piston Kit - KX250 - 1992-2001 617M06850
WISECO
$224.95Wiseco 617M06850 Pro-Lite Piston Kit Rev up your 2-stroke engine with the Wiseco 617M06850 Pro-Lite Piston Kit, a high-performance solution crafted for riders who demand exceptional power, reliability, and precision. Built to elevate your motorcycle's...09101217- SKU:
- 09101217
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE SIZE METRIC:
- 68.50 MM
- PRODUCT NAME:
- PISTON
- DISPLACEMENT:
- 249 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.10 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- +2,10 MM
- STROKE LENGTH METRIC:
- 72.00 MM
$224.95 -
WISECO Piston Kit - RM125 - 1988-1999 641M05600
WISECO
$179.95Wiseco 641M05600 Pro-Lite Piston Kit Elevate your 2-stroke engine's performance with the Wiseco 641M05600 Pro-Lite Piston Kit, a premier solution designed for riders seeking exceptional strength, durability, and power output. Whether you're completing...09101219- SKU:
- 09101219
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 123 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.00 MM
$179.95 -
WISECO Piston Kit - CR80 - 1986-2002 643M04900
WISECO
$144.95Wiseco 643M04900 Pro-Lite Piston Kit Achieve peak performance and reliability for your 2-stroke engine with the Wiseco 643M04900 Pro-Lite Piston Kit. This premium kit is crafted to meet the needs of riders who demand strength, durability, and optimized...09101221- SKU:
- 09101221
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- DISPLACEMENT:
- 82,9 CC
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- BORE SIZE METRIC:
- 49.00 MM
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 47.80 MM
$144.95 -
WISECO Piston Kit - RM80 - 1991-2001 645M04900
WISECO
$144.95Wiseco 645M04900 Pro-Lite Piston Kit Upgrade your 2-stroke engine to unparalleled performance with the Wiseco 645M04900 Pro-Lite Piston Kit, a top-of-the-line solution designed for riders who demand strength, reliability, and precision. Combining...09101222- SKU:
- 09101222
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- +1,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 46.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 49.00 MM
- DISPLACEMENT:
- 82 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +1.50 MM
$144.95 -
WISECO Piston Kit - YZ125 - 1994-1996 647M05600
WISECO
$179.95Wiseco 647M05600 Pro-Lite Piston Kit Push your 2-stroke engine to its peak performance with the Wiseco 647M05600 Pro-Lite Piston Kit, engineered for riders demanding maximum durability, precision, and power. Designed with advanced materials and...09101224- SKU:
- 09101224
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
$179.95 -
WISECO Piston Kit with Gaskets PK1410
WISECO
$264.95Wiseco PK1410 Top End Kit Elevate your 2-stroke engine performance with the Wiseco PK1410 Top End Kit, a top-tier solution crafted for riders seeking maximum durability, precision, and power. Designed specifically for motocross enthusiasts and...09030685- SKU:
- 09030685
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- COOLING SYSTEM:
- AIR COOLED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE SIZE METRIC:
- 54.00 MM
- PISTON MATERIAL:
- ALUMINUM
- DISPLACEMENT:
- 125 CC
- MODEL:
- RACER'S CHOICE
- TYPE:
- TOP END
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
$264.95 -
WISECO Piston Kit with Gaskets PK1514
WISECO
$174.95Wiseco PK1514 Top End Kit Upgrade your 2-stroke engine with the Wiseco PK1514 Top End Kit, a premium performance solution designed to deliver unmatched power, durability, and precision. Perfectly crafted for competitive riders and enthusiasts, this kit...09030701- SKU:
- 09030701
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 63.58 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- PISTON DIAMETER METRIC:
- 44.95 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 45.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 40.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
$174.95
