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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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KB PERFORMANCE Piston Kit - XL KB292.020
KB PERFORMANCE
$279.95KB PERFORMANCE Piston Kit XL KB292.020Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751219- SKU:
- DS751219
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 8.2:1
- BORE SIZE IMPERIAL:
- 3.208'
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- RIDING STYLE:
- STREET
$279.95 -
KB PERFORMANCE Piston Kit - XL KB292.030
KB PERFORMANCE
$279.95KB PERFORMANCE Piston Kit XL KB292.030Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751220- SKU:
- DS751220
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE SIZE IMPERIAL:
- 3.1875'
- COMPRESSION RATIO IMPERIAL:
- 8.2:1
$279.95 -
KB PERFORMANCE Piston Kit - XL KB295.STD
KB PERFORMANCE
$235.95KB PERFORMANCE Piston Kit XL KB295.STDManufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751235- SKU:
- DS751235
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON HEAD SHAPE:
- FLAT TOP
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$235.95 -
KB PERFORMANCE Piston Kit - XL KB295.005
KB PERFORMANCE
$235.95KB PERFORMANCE Piston Kit XL KB295.005Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751236- SKU:
- DS751236
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON HEAD SHAPE:
- FLAT TOP
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- BORE SIZE IMPERIAL:
- 3.498'
$235.95 -
KB PERFORMANCE Piston Kit - XL KB295.010
KB PERFORMANCE
$235.95KB PERFORMANCE Piston Kit XL KB295.010Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751237- SKU:
- DS751237
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE SIZE IMPERIAL:
- 3.498'
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON HEAD SHAPE:
- FLAT TOP
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$235.95 -
KB PERFORMANCE Piston Kit - XL KB295.020
KB PERFORMANCE
$235.95KB PERFORMANCE Piston Kit XL KB295.020Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751238- SKU:
- DS751238
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- PISTON HEAD SHAPE:
- FLAT TOP
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
$235.95 -
KB PERFORMANCE Piston Kit KB258.005
KB PERFORMANCE
$242.95KB PERFORMANCE Piston Kit KB258.005Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751242- SKU:
- DS751242
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 8.6:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$242.95 -
KB PERFORMANCE Piston Kit KB258.010
KB PERFORMANCE
$242.95KB PERFORMANCE Piston Kit KB258.010Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751243- SKU:
- DS751243
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 8.6:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.498'
$242.95 -
KB PERFORMANCE Piston Kit KB258.020
KB PERFORMANCE
$242.95KB PERFORMANCE Piston Kit KB258.020Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751244- SKU:
- DS751244
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- COMPRESSION RATIO IMPERIAL:
- 8.6:1
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.498'
$242.95 -
KB PERFORMANCE Piston Kit KB266.000.3
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB266.000.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751247- SKU:
- DS751247
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- UNITS:
- KIT
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE SIZE IMPERIAL:
- 3.498'
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$255.95 -
KB PERFORMANCE Piston Kit KB266.005.3
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB266.005.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751248- SKU:
- DS751248
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$255.95 -
KB PERFORMANCE Piston Kit KB266.010.3
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB266.010.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751249- SKU:
- DS751249
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.498'
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$255.95 -
KB PERFORMANCE Piston Kit KB266.020.3
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB266.020.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751250- SKU:
- DS751250
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
$255.95 -
KB PERFORMANCE Piston Kit KB266.030.3
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB266.030.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...DS751251- SKU:
- DS751251
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE SIZE IMPERIAL:
- 3.498'
$255.95 -
KB PERFORMANCE Piston Kit KB272.000
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB272.000Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751253- SKU:
- DS751253
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- PISTON HEAD SHAPE:
- REVERSE
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE SIZE IMPERIAL:
- 3.498'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
$255.95 -
KB PERFORMANCE Piston Kit KB272.010
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB272.010Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751254- SKU:
- DS751254
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE SIZE IMPERIAL:
- 3.498'
- PISTON HEAD SHAPE:
- REVERSE
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- UNITS:
- KIT
$255.95 -
KB PERFORMANCE Piston Kit KB272.020
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB272.020Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy, Allows a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751255- SKU:
- DS751255
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE SIZE IMPERIAL:
- 3.498'
- UNITS:
- KIT
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- PISTON HEAD SHAPE:
- REVERSE
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
$255.95Qty in Cart: 0Quantity:Price:$255.95Subtotal: -
KB PERFORMANCE Piston Kit KB297.000
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB297.000Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751258- SKU:
- DS751258
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 8.3:1
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.498'
$255.95 -
KB PERFORMANCE Piston Kit KB297.010
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB297.010Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751260- SKU:
- DS751260
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.498'
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- COMPRESSION RATIO IMPERIAL:
- 8.3:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$255.95 -
KB PERFORMANCE Piston Kit KB297.020
KB PERFORMANCE
$255.95KB PERFORMANCE Piston Kit KB297.020Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less than...DS751261- SKU:
- DS751261
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 8.3:1
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- PISTON MATERIAL:
- HYPEREUTECTIC ALLOY
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- BORE SIZE IMPERIAL:
- 3.498'
$255.95
