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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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PROX Valve Shims - 5 pack 29.748275
PROX
$9.95PROX Valve Shims 5 pack 29.748275Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260901- SKU:
- 09260901
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.75 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
$9.95 -
PROX Valve Shims - 5 pack 29.748280
PROX
$9.95PROX Valve Shims 5 pack 29.748280Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260902- SKU:
- 09260902
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.80 MM
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$9.95Qty in Cart: 0Quantity:Price:$9.95Subtotal: -
PROX Valve Shims - 5 pack 29.748285
PROX
$9.95PROX Valve Shims 5 pack 29.748285Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260903- SKU:
- 09260903
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- VALVE SHIM THICKNESS METRIC:
- 2.85 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- WATERCRAFT
$9.95 -
PROX Valve Shims - 5 pack 29.748290
PROX
$9.95PROX Valve Shims 5 pack 29.748290Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260904- SKU:
- 09260904
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- VALVE SHIM THICKNESS METRIC:
- 2.90 MM
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
$9.95 -
PROX Valve Shims - 5 pack 29.748295
PROX
$9.95PROX Valve Shims 5 pack 29.748295Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260905- SKU:
- 09260905
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- TYPE:
- VALVE
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.95 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
$9.95 -
PROX Valve Shims - 5 pack 29.748300
PROX
$9.95PROX Valve Shims 5 pack 29.748300Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260906- SKU:
- 09260906
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- VALVE SHIM THICKNESS METRIC:
- 3.00 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
$9.95Qty in Cart: 0Quantity:Price:$9.95Subtotal: -
PROX Valve Shims - 5 pack 29.748305
PROX
$9.95PROX Valve Shims 5 pack 29.748305Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260907- SKU:
- 09260907
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- VALVE SHIM THICKNESS METRIC:
- 3.05 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
$9.95 -
PROX Valve Shims - 5 pack 29.748310
PROX
$9.95PROX Valve Shims 5 pack 29.748310Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260908- SKU:
- 09260908
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 3.10 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
$9.95 -
PROX Valve Shims - 5 pack 29.748315
PROX
$9.95PROX Valve Shims 5 pack 29.748315Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260909- SKU:
- 09260909
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 3.15 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
$9.95Qty in Cart: 0Quantity:Price:$9.95Subtotal: -
PROX Valve Shims - 5 pack 29.748320
PROX
$9.95PROX Valve Shims 5 pack 29.748320Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260910- SKU:
- 09260910
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- VALVE SHIM THICKNESS METRIC:
- 3.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$9.95 -
PROX Valve Shim Kit 29.VSA890
PROX
$69.95PROX Valve Shim Kit 29.VSA890Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260917- SKU:
- 09260917
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- KIT
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 1.72 MM - 2.60 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$69.95 -
PROX Valveshim - 5 pack 29.890172
PROX
$9.95PROX Valveshim 5 pack 29.890172Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260918- SKU:
- 09260918
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 1.72 MM
- RIDING STYLE:
- STREET
$9.95 -
PROX Valveshim - 5 pack 29.890188
PROX
$9.95PROX Valveshim 5 pack 29.890188Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260922- SKU:
- 09260922
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 1.88 MM
$9.95 -
PROX Valveshim - 5 pack 29.890192
PROX
$9.95PROX Valveshim 5 pack 29.890192Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260923- SKU:
- 09260923
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 1.92 MM
$9.95 -
PROX Valveshim - 5 pack 29.890196
PROX
$9.95PROX Valveshim 5 pack 29.890196Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260924- SKU:
- 09260924
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- VALVE SHIM THICKNESS METRIC:
- 1.96 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
$9.95 -
PROX Valveshim - 5 pack 29.890200
PROX
$9.95PROX Valveshim 5 pack 29.890200Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260925- SKU:
- 09260925
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- VALVE SHIM THICKNESS METRIC:
- 2.00 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$9.95 -
PROX Valveshim - 5 pack 29.890204
PROX
$9.95PROX Valveshim 5 pack 29.890204Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260926- SKU:
- 09260926
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- VALVE SHIM THICKNESS METRIC:
- 2.04 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$9.95 -
PROX Valveshim - 5 pack 29.890208
PROX
$9.95PROX Valveshim 5 pack 29.890208Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260927- SKU:
- 09260927
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- VALVE SHIM THICKNESS METRIC:
- 2.08 MM
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$9.95 -
PROX Valveshim - 5 pack 29.890212
PROX
$9.95PROX Valveshim 5 pack 29.890212Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260928- SKU:
- 09260928
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- VALVE SHIM THICKNESS METRIC:
- 2.12 MM
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- WATERCRAFT
$9.95 -
PROX Valveshim - 5 pack 29.890216
PROX
$9.95PROX Valveshim 5 pack 29.890216Made using a specific heat-treatment to ensure hardness for maximum durability and less wear, Precision machined to match exact size, Inexpensive and easy replacement for expensive OEM shims09260929- SKU:
- 09260929
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM KIT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.16 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- WATERCRAFT
$9.95
