Harley Engine Gaskets and Kits
Harley Bike Gaskets & Kits at JJ Motorsports
Rebuild your Harley with premium gasket kits and seals from JJ Motorsports, featuring complete top-end, motor, and cam-install kits for leak-free performance on Milwaukee-Eight, Twin Cam, Evo, and Big Twin engines. These high-quality MLS, rubber, and metal gaskets ensure perfect sealing and long-term reliability.
Shop Feuling, Cometic, and James Gasket for proven sealing solutions. Explore related categories such as Harley engine for cams and lifters, or Harley for oil pumps and heads to complete your rebuild.
Top Harley Gaskets & Kits
- Feuling Top-End Cam Install Kit M8 2030 – Complete top-end gasket kit for Milwaukee-Eight; includes head, base, rocker, and pushrod seals.
- Cometic Complete Gasket Kit C9748F – Full engine gasket set with MLS head gaskets; fits Twin Cam 88/96/103 engines.
- James Gasket Motor Gasket Metal Base Rocker 17041-92-A – Metal rocker box base gasket set; OEM-style for Evo and Twin Cam rocker boxes.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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JAMES GASKET Cylinder Base Gasket - XL 16774-86
JAMES GASKET
$18.80Require no gasket sealer, Made in the U.S.A.DS174331- SKU:
- DS174331
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- DISPLACEMENT:
- 1200 CC
- DISPLACEMENT:
- 1100 CC
- PRODUCT NAME:
- GASKET
- TYPE:
- CYLINDER BASE
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- UNITS:
- 10 PACK
$18.80 -
JAMES GASKET Valve Guide Gasket - Big Twin 18196-51
JAMES GASKET
$9.00Made in the U.S.A.DS174329- SKU:
- DS174329
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- STREET
- TYPE:
- VALVE GUIDE
- UNITS:
- 20 PACK
- PRODUCT NAME:
- GASKET
$9.00 -
JAMES GASKET End Cover Gasket 36801-79
JAMES GASKET
$13.20Made in the U.S.A.DS174326- SKU:
- DS174326
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- TYPE:
- CLUTCH RELEASE
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- GASKET
- UNITS:
- 10 PACK
$13.20 -
JAMES GASKET Inspection Cover Gasket - 5 Speed 34906-79
JAMES GASKET
$18.40Latest 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 all inspection and derby covers; fit billet,...DS174325- SKU:
- DS174325
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- 10 PACK
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- STYLE:
- PRIMARY
- THICKNESS:
- 0,80 MM (0,030')
- THICKNESS IMPERIAL:
- 0,030'
- THICKNESS METRIC:
- 0.80 MM
- TYPE:
- INSPECTION COVER
$18.40 -
JAMES GASKET Primary Cover Gasket 34901-94
JAMES GASKET
$111.70Top quality gaskets, seals and o-rings meet or exceed OEM specifications, Primary gasket features silicone beading, Made in the U.S.A.DS174322- SKU:
- DS174322
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- TYPE:
- COVER
- FEATURES:
- BEADED
- PRODUCT NAME:
- GASKET
- STYLE:
- PRIMARY
- THICKNESS IMPERIAL:
- 0,062'
- THICKNESS METRIC:
- 1.60 MM
- UNITS:
- 5 PACK
$111.70 -
JAMES GASKET Primary Cover Gasket - .062" 34901-79-A
JAMES GASKET
$57.50Top quality gaskets, seals and o-rings meet or exceed OEM specifications, Primary gasket features silicone beading, Made in the U.S.A.DS174321- SKU:
- DS174321
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- GASKET
- STYLE:
- PRIMARY
- THICKNESS IMPERIAL:
- 0,062'
- THICKNESS METRIC:
- 1.60 MM
- UNITS:
- 5 PACK
- FEATURES:
- BEADED
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- TYPE:
- COVER
$57.50 -
JAMES GASKET Primary Cover Gasket 60539-94
JAMES GASKET
$132.00Top quality gaskets, seals and o-rings meet or exceed OEM specifications, Primary gasket features silicone beading, Made in the U.S.A.DS174308- SKU:
- DS174308
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- FEATURES:
- BEADED
- RIDING STYLE:
- STREET
- STYLE:
- PRIMARY
- THICKNESS IMPERIAL:
- 0,062'
- THICKNESS METRIC:
- 1.60 MM
- MATERIAL:
- PAPER
- UNITS:
- 5 PACK
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- GASKET
- TYPE:
- COVER
$132.00 -
JAMES GASKET Big Bore Base Gasket - Big Twin 16777-94-S
JAMES GASKET
$44.95Require no gasket sealer, Made in the U.S.A.DS174307- SKU:
- DS174307
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- FEATURES:
- BEADED
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- BORE SIZE IMPERIAL:
- 3.625'
- TYPE:
- CYLINDER BASE
$44.95 -
JAMES GASKET Inspection Cover Gasket 60567-65-B
JAMES GASKET
$31.50Latest 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 all inspection and derby covers; fit billet,...DS174305- SKU:
- DS174305
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- PAPER
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- THICKNESS:
- 1,60 MM (0,062')
- THICKNESS METRIC:
- 1.60 MM
- TYPE:
- INSPECTION COVER
- UNITS:
- 5 PACK
- FEATURES:
- BEADED
- MATERIAL:
- SILICONE
- STYLE:
- PRIMARY
- THICKNESS IMPERIAL:
- 0,062'
$31.50 -
JAMES GASKET Rocker Box Rubber Gasket - XL 17030-91
JAMES GASKET
$68.95Made in the U.S.A.DS174304- SKU:
- DS174304
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- GASKET KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- ROCKER BOX
$68.95 -
JAMES GASKET Point Cover Gasket 32591-70
JAMES GASKET
$7.10Replacement point cover gaskets for Shovelhead cam chestDS174240- SKU:
- DS174240
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- PAPER
- PRODUCT NAME:
- GASKET
- TYPE:
- CIRCUIT BREAKER COVER
- RIDING STYLE:
- STREET
- UNITS:
- 10 PACK
$7.10 -
JAMES GASKET Solenoid Mount Gasket 60645-65
JAMES GASKET
$9.70Made in the U.S.A.DS174230- SKU:
- DS174230
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- FEATURES:
- INCLUDES ADHESIVE
- PRODUCT NAME:
- GASKET
- UNITS:
- 10 PACK
- RIDING STYLE:
- STREET
- TYPE:
- SOLENOID
- MOUNTING POSITION:
- INNER
- MATERIAL:
- FOAM
$9.70 -
JAMES GASKET Motor Gasket Kit - Twin Cam - 95" 17055-99
JAMES GASKET
$130.95Contain gaskets, oil seals and O-rings necessary to completely rebuild a Panhead engine, Made in the U.S.A.DS174204- SKU:
- DS174204
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- GASKET KIT
- THICKNESS METRIC:
- 1.17 MM
- TYPE:
- COMPLETE
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- 3.875'
- THICKNESS IMPERIAL:
- 0,046'
- TYPE:
- MOTOR
$130.95 -
JAMES GASKET 1 Piece Rocker Gasket - Evo 16779-99-X
JAMES GASKET
$37.95Made from a solid steel sheet coated on two sides with a high-temperature elastomer. Strategically placed elastomer beading helps ensure a positive seal while our clear silicone conformal coating fills in minor imperfections in the flanges and provides...DS174203- SKU:
- DS174203
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- RUBBER
- MOUNTING POSITION:
- LOWER
- TYPE:
- ROCKER BOX
- FEATURES:
- BEADED
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
$37.95 -
JAMES GASKET Cam Cover Gasket Silicon - Big Twin 25225-93-X
JAMES GASKET
$26.00Replacement gaskets for cam chestsDS174202- SKU:
- DS174202
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- TYPE:
- CAM COVER
- FEATURES:
- BEADED
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- GASKET
- UNITS:
- 5 PACK
$26.00 -
JAMES GASKET Cam Cover Gasket Silicon - Big Twin 25225-70-X
JAMES GASKET
$26.00Replacement gaskets for cam chestsDS174201- SKU:
- DS174201
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- UNITS:
- 5 PACK
- MATERIAL:
- PAPER
- THICKNESS METRIC:
- 0.79 MM
- TYPE:
- CAM COVER
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,79 MM (0,031')
- THICKNESS IMPERIAL:
- 0,031'
- FEATURES:
- BEADED
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- GASKET
$26.00 -
JAMES GASKET Cam Cover Gasket - Big Twin 25225-70-B
JAMES GASKET
$28.30Replacement gaskets for cam chestsDS174200- SKU:
- DS174200
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- PAPER
- PRODUCT NAME:
- GASKET
- TYPE:
- CAM COVER
- UNITS:
- 10 PACK
- THICKNESS IMPERIAL:
- 0,031'
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,79 MM (0,031')
- THICKNESS METRIC:
- 0.79 MM
$28.30 -
JAMES GASKET Rocker Cover Gasket - .030" 17540-69-A
JAMES GASKET
$18.40Made from a solid steel sheet coated on two sides with a high-temperature elastomer. Strategically placed elastomer beading helps ensure a positive seal while our clear silicone conformal coating fills in minor imperfections in the flanges and provides...DS174182- SKU:
- DS174182
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MATERIAL:
- PAPER
- PRODUCT NAME:
- GASKET
- THICKNESS METRIC:
- 0.79 MM
- TYPE:
- ROCKER COVER
- THICKNESS IMPERIAL:
- 0,031'
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,79 MM (0,031')
- UNITS:
- 10 PACK
$18.40 -
JAMES GASKET Rocker Cover Gasket 17540-69
JAMES GASKET
$16.50Made from a solid steel sheet coated on two sides with a high-temperature elastomer. Strategically placed elastomer beading helps ensure a positive seal while our clear silicone conformal coating fills in minor imperfections in the flanges and provides...DS174180- SKU:
- DS174180
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- 10 PACK
- THICKNESS:
- 0,51 MM (0,020')
- TYPE:
- ROCKER COVER
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
$16.50 -
JAMES GASKET Bearing Housing Gasket - Silicon - 5 Speed 35652-79-X
JAMES GASKET
$20.70Made in the U.S.A.DS174133- SKU:
- DS174133
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- BEARING HOUSING
- UNITS:
- 5 PACK
- FEATURES:
- BEADED
- PRODUCT NAME:
- GASKET
- MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
$20.70
