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!
-
Dirt Bike Cams and Parts
-
Dirt Bike Connecting Rods and Parts
-
Dirt Bike Crankcases and Parts
-
Dirt Bike Crankshafts and Parts
-
Dirt Bike Cylinder Heads and Parts
-
Dirt Bike Cylinders and Parts
-
Dirt Bike Engine Bearings
-
Dirt Bike Engine Covers
-
Dirt Bike Engine Gaskets and Kits
-
Dirt Bike Engine Rebuild Kits
-
Dirt Bike Engine Seals - Orings and Kits
-
Dirt Bike Engine Valves and Parts
-
Dirt Bike Flywheel and Rod Assemblies
-
Dirt Bike Fuel Filters
-
Dirt Bike Miscellaneous Engine Parts
-
Dirt Bike Oil Coolers
-
Dirt Bike Oil Filters
-
Dirt Bike Oil Lines
-
Dirt Bike Oil Pumps
-
Dirt Bike Piston and Ring Kits
-
Dirt Bike Piston Rings Only
-
Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
JAMES GASKET Exhaust Port Stainless/Chrome Gasket Kit - Big Twin/XL 65324-83-KW1
JAMES GASKET
$26.95JAMES GASKET Exhaust Port Stainless/Chrome Gasket Kit Big Twin/XL 65324-83-KW1Kits include gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washers, Made in the U.S.A. by James Gaskets9341629- SKU:
- 9341629
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- GASKET
- TYPE:
- EXHAUST PORT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- FEATURES:
- CHROME ACORN NUTS
- FEATURES:
- KNITTED WIRE GASKETS
- MATERIAL:
- STAINLESS STEEL
$26.95 -
JAMES GASKET Exhaust Port Chrome Gasket Kit - Big Twin/XL 65324-83-KWG1
JAMES GASKET
$26.95JAMES GASKET Exhaust Port Chrome Gasket Kit Big Twin/XL 65324-83-KWG1Kits include gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washers, Made in the U.S.A. by James Gaskets9341630- SKU:
- 9341630
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- FEATURES:
- CHROME ACORN NUTS
- RIDING STYLE:
- STREET
- MATERIAL:
- GRAPHITE
- TYPE:
- EXHAUST PORT
- UNITS:
- KIT
- FEATURES:
- GRAPHITE/KNITTED WIRE GASKETS
- PRODUCT NAME:
- GASKET
$26.95 -
JAMES GASKET Copper Exhaust Port Gasket - FL 65834-68-A2
JAMES GASKET
$8.95JAMES GASKET Copper Exhaust Port Gasket FL 65834-68-A2Made in the U.S.A. by James Gaskets9341631- SKU:
- 9341631
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
- TYPE:
- EXHAUST
- RIDING STYLE:
- STREET
$8.95 -
JAMES GASKET Steel Exhaust Gasket 65834-68-SC2
JAMES GASKET
$9.95JAMES GASKET Steel Exhaust Gasket 65834-68-SC2Made in the U.S.A. by James Gaskets9341632- SKU:
- 9341632
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- TYPE:
- EXHAUST
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
$9.95 -
JAMES GASKET Exhaust Port Gasket - 3 Bolt 65834-68-STD
JAMES GASKET
$14.95JAMES GASKET Exhaust Port Gasket 3 Bolt 65834-68-STDMade in the U.S.A. by James Gaskets9341633- SKU:
- 9341633
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- PAIR
- PRODUCT NAME:
- GASKET
- TYPE:
- EXHAUST
- RIDING STYLE:
- STREET
$14.95 -
JAMES GASKET Fire Ring Exhaust Gasket - Big Twin 65834-68-X2
JAMES GASKET
$15.95JAMES GASKET Fire Ring Exhaust Gasket Big Twin 65834-68-X2Made in the U.S.A. by James Gaskets9341634- SKU:
- 9341634
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- UNITS:
- PAIR
- TYPE:
- EXHAUST
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
$15.95 -
JAMES GASKET Exhaust Port Gasket - Big Twin 65834-98-X2
JAMES GASKET
$13.95JAMES GASKET Exhaust Port Gasket Big Twin 65834-98-X2Made in the U.S.A. by James Gaskets9341635- SKU:
- 9341635
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- TYPE:
- EXHAUST
$13.95 -
JAMES GASKET Tappet Cover Gasket Kit - Twin Cam 11293-K
JAMES GASKET
$37.95JAMES GASKET Tappet Cover Gasket Kit Twin Cam 11293-KConvenient and efficient way to sell the correct amount of seals or O-rings for a rebuild or cam change, James complete kits are neatly packaged for easy display, Made in the U.S.A.9341553- SKU:
- 9341553
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TAPPET COVER
- RIDING STYLE:
- STREET
- TYPE:
- PUSHROD
$37.95 -
JAMES GASKET Gasket Kit - RCM - FLH 60629-65
JAMES GASKET
$21.95JAMES GASKET Gasket Kit RCM FLH 60629-65Made in the U.S.A.9341554- SKU:
- 9341554
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- CHAIN HOUSING
$21.95 -
JAMES GASKET Copper Exhaust Gasket - Big Twin/XL/EVO 65324-83-CG
JAMES GASKET
$20.82JAMES GASKET Copper Exhaust Gasket Big Twin/XL/EVO 65324-83-CGMade in the U.S.A. by James Gaskets9341556- SKU:
- 9341556
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
$20.82Qty in Cart: 0Quantity:Price:$20.82Subtotal: -
JAMES GASKET Head/Base Gasket - 4" 16773-96-K
JAMES GASKET
$98.95JAMES GASKET Head/Base Gasket 4" 16773-96-KGenuine James kits include matching head and base gaskets and O-rings where applicable, Made in the U.S.A.9341715- SKU:
- 9341715
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MATERIAL:
- -
- STYLE:
- STANDARD BORE
- PRODUCT NAME:
- GASKET
- THICKNESS IMPERIAL:
- 0,045'
- THICKNESS METRIC:
- 1.14 MM
- TYPE:
- CYLINDER BASE
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 4.000'
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0,020'
- TYPE:
- CYLINDER HEAD
- THICKNESS METRIC:
- 0.51 MM
$98.95 -
JAMES GASKET Base Metal Gasket - Big Twin 16776-63-X1
JAMES GASKET
$44.95JAMES GASKET Base Metal Gasket Big Twin 16776-63-X1Require no gasket sealer, Made in the U.S.A.9341716- SKU:
- 9341716
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- FEATURES:
- BEADED
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- MATERIAL:
- STEEL
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
- TYPE:
- CYLINDER BASE
$44.95 -
JAMES GASKET Top End Gasket Kit - Twin Cam 17054-05
JAMES GASKET
$125.95JAMES GASKET Top End Gasket Kit Twin Cam 17054-05Top-quality gaskets, oil seals and O-rings necessary to rebuild an engine, Made in the U.S.A.9341718- SKU:
- 9341718
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- GASKET KIT
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.750'
- THICKNESS IMPERIAL:
- 0,036'
- TYPE:
- TOP END
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 0.91 MM
$125.95 -
JAMES GASKET Primary Cover Gasket - .062" 60538-81-A
JAMES GASKET
$65.90JAMES GASKET Primary Cover Gasket .062" 60538-81-ATop quality gaskets, seals and o-rings meet or exceed OEM specifications, Primary gasket features silicone beading, Made in the U.S.A.9341722- SKU:
- 9341722
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- STYLE:
- PRIMARY
- THICKNESS IMPERIAL:
- 0,062'
- THICKNESS METRIC:
- 1.60 MM
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- MATERIAL:
- PAPER
- PRODUCT NAME:
- GASKET
- TYPE:
- COVER
$65.90 -
JAMES GASKET Primary Gasket/Seal - Big Twin 60540-70-K
JAMES GASKET
$75.95JAMES GASKET Primary Gasket/Seal Big Twin 60540-70-KMade in the U.S.A.9341724- SKU:
- 9341724
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- TYPE:
- PRIMARY COVER
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- GASKET KIT
$75.95 -
JAMES GASKET Rocker Cover Gasket - Big Twin 17042-92-X
JAMES GASKET
$86.95JAMES GASKET Rocker Cover Gasket Big Twin 17042-92-XMade in the U.S.A.9341726- SKU:
- 9341726
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- TYPE:
- ROCKER BOX
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- STREET
$86.95 -
JAMES GASKET Rear Tappet Block Gasket 18633-48-F
JAMES GASKET
$29.90JAMES GASKET Rear Tappet Block Gasket 18633-48-FConvenient and efficient way to sell the correct amount of seals or O-rings for a rebuild or cam change, James complete kits are neatly packaged for easy display, Made in the U.S.A.9343432- SKU:
- 9343432
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- THICKNESS:
- 0,51 MM (0,020')
- TYPE:
- TAPPET BLOCK
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- MATERIAL:
- FOAMET
- MOUNTING POSITION:
- REAR
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- UNITS:
- 5 PACK
$29.90 -
JAMES GASKET Front Tappet Block Gasket 18634-48-F
JAMES GASKET
$29.90JAMES GASKET Front Tappet Block Gasket 18634-48-FConvenient and efficient way to sell the correct amount of seals or O-rings for a rebuild or cam change, James complete kits are neatly packaged for easy display, Made in the U.S.A.9343433- SKU:
- 9343433
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- THICKNESS:
- 0,51 MM (0,020')
- MOUNTING POSITION:
- FRONT
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- TYPE:
- TAPPET BLOCK
- UNITS:
- 5 PACK
- MATERIAL:
- FOAMET
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
$29.90 -
JAMES GASKET Tappet Block Gasket 18633-48-KF
JAMES GASKET
$14.95JAMES GASKET Tappet Block Gasket 18633-48-KFConvenient and efficient way to sell the correct amount of seals or O-rings for a rebuild or cam change, James complete kits are neatly packaged for easy display, Made in the U.S.A.9343434- SKU:
- 9343434
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- THICKNESS:
- 0,51 MM (0,020')
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- MATERIAL:
- FOAMET
- MOUNTING POSITION:
- FRONT
- MOUNTING POSITION:
- REAR
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- TYPE:
- TAPPET BLOCK
$14.95 -
JAMES GASKET Derby Cover Gasket - Foamet 25416-99-F
JAMES GASKET
$56.81JAMES GASKET Derby Cover Gasket Foamet 25416-99-FLatest additions to our line of high-quality genuine James gaskets, seals and O-rings, Cover seals are a seal, not a gasket, Cover seals are molded rubber, beaded oil seals with metal inserts and work with...9343435- SKU:
- 9343435
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- PRODUCT NAME:
- GASKET
- TYPE:
- DERBY COVER
- MATERIAL:
- FOAMET
- STYLE:
- PRIMARY
- FEATURES:
- BEADED
$56.81
