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James Gaskets
The premier sealing solution for American V-Twin motorcycles since 1979.
AUTHORITY // JAMES GASKET
Verified Brand Catalog
3 Product Categories
17 Specialized Sub-Taxonomies
100% Genuine Factory Warranty
AUTHENTIC MANUFACTURER PROFILE
About James Gaskets
Founded in 1979 by James W. Clark in Carson City, Nevada, James Gaskets revolutionized the American V-Twin industry by introducing modern aerospace elastomer coatings, O-rings, and mechanical seals to historic and modern Harley-Davidson motorcycles. Known for the patented Fire-Ring head gasket, James Gaskets remains the benchmark for leak-free Harley-Davidson engine, transmission, and primary drive rebuilding.
Founded
1979
Corporate Headquarters
Carson City, Nevada, USA
Core Product Specialties
Genuine Fire-Ring Cylinder Head GasketsRCM (Rubber Covered Metal) GasketsComplete Motor Gasket SetsPrimary & Transmission Inspection Gaskets
Proprietary Engineering & Standards
Patented Fire-Ring cylinder head gasket technology providing continuous stainless steel combustion sealing under high cylinder pressure
RCM (Rubber Covered Metal) multi-layer base gaskets maintaining micro-sealing under severe crankcase thermal flexing
Proprietary Micro-Pore synthetic gasket sheet materials engineered to resist high-temperature oil and fuel breakdown
Exact OEM reproduction tooling ensuring 100% accurate hole alignment for Knucklehead, Panhead, Shovelhead, Evo, and Twin Cam engines
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All ProductsGaskets, Seals & O-RingsEngine Gaskets, Seals & O-RingsEngine Mechanical & InternalsCamshafts, Valves & ValvetrainIntake Gaskets, Seals & ClampsSuspension Shocks & Fork AssembliesDriveline & TransmissionFuel Tanks, Pumps & PetcocksFenders, Tanks & BodyworkExhaust Gaskets & SealsPistons, Rings & Top-End KitsShop & Track ToolsIgnition, Starters & ChargingOils & FluidsShop Equipment, Stands & Diagnostic ToolsSuspension Fork Seals, Bushings & WipersFuel Filters, Petcocks & Lines
Gaskets, Seals & O-Rings
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JAMES GASKETS
JAMES GASKETS Big Twin Gasket
Gaskets, Seals & O-Rings
$26.83$27.95
4% OFF
JAMES GASKETS
JAMES GASKETS Sportster Primary Housing Replacement Service Parts & Hardware
Engine Gaskets, Seals & O-Rings
$24.91$25.95
4% OFF
JAMES GASKETS
JAMES GASKETS Sportster Oil Seal
Gaskets, Seals & O-Rings
$27.79$28.95
4% OFF
JAMES GASKETS
JAMES GASKETS Gskt Insp Cvr Rms Fl Flh Fx Fxe
Engine Mechanical & Internals
$9.55$9.95
4% OFF
JAMES GASKETS
JAMES GASKETS Big Twin Primary Housing Gasket
Gaskets, Seals & O-Rings
$159.31$165.95
4% OFF
JAMES GASKETS
JAMES GASKET Dual-Lip Heavy-Duty Fork Bushing & Dust Seal Kit
Suspension Fork Seals, Bushings & Wipers
$9.70$9.95
3% OFF
JAMES GASKETS
JAMES GASKET Top End Gasket Kit
Engine Gaskets, Seals & O-Rings
$9.55$9.95
4% OFF
JAMES GASKETS
JAMES GASKET High-Tensile Engine Fasteners
Engine Gaskets, Seals & O-Rings
$10.51$10.95
4% OFF
JAMES GASKETS
JAMES GASKETS Washer
Engine Mechanical & Internals
$17.23$17.95
4% OFF
JAMES GASKETS
JAMES GASKETS Sportster Oil/Oil Pump Gasket
Gaskets, Seals & O-Rings
$31.63$32.95
4% OFF
JAMES GASKETS
JAMES GASKETS Sportster Tappet Gasket
Gaskets, Seals & O-Rings
$19.15$19.95
4% OFF
JAMES GASKETS
JAMES GASKETS Big Twin Rocker Box Assembly Washer
Engine Mechanical & Internals
$13.39$13.95
4% OFF
JAMES GASKETS
JAMES GASKETS Gskt Motor Kit Panhead
Engine Mechanical & Internals
$53.71$55.95
4% OFF
JAMES GASKETS
JAMES GASKETS Big Twin Gasket Kit
Gaskets, Seals & O-Rings
$154.51$160.95
4% OFF
JAMES GASKETS
JAMES GASKETS Twin Cam Seal
Engine Mechanical & Internals
$9.12$9.50
4% OFF
JAMES GASKETS
JAMES GASKETS Twin Cam Carb/EFI Gasket
Gaskets, Seals & O-Rings
$9.12$9.50
4% OFF
JAMES GASKETS
JAMES GASKETS Twim Cam Oil/Oil Pump Gasket
Gaskets, Seals & O-Rings
$15.31$15.95
4% OFF
JAMES GASKETS
JAMES GASKETS Motor Case Gasket
Gaskets, Seals & O-Rings
$8.59$8.95
4% OFF
JAMES GASKETS
JAMES GASKETS Sportster Gasket Kit Replacement Service Parts & Hardware
Engine Gaskets, Seals & O-Rings
$24.91$25.95
4% OFF
JAMES GASKETS
JAMES GASKETS Twin Cam Primary Housing Gasket
Gaskets, Seals & O-Rings
$53.71$55.95
4% OFF100% FACTORY AUTHENTICATED
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