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Engine - Gaskets & Kits

Explore gaskets & kits within the engine range, with products grouped for motorcycle servicing, repair and custom work. Available items span engine components and gaskets, seals and service parts, helping you compare parts intended for different jobs. For an accurate match, compare the product’s stated fitment and dimensions with your motorcycle or equipment.

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£31.77
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James Gaskets Manifold Intake Seals – 1984–2017 Big Twin; 1986–2022 XL…

Low stock

Description Used between manifold and cylinder head. OEM replacement reference 26995-86B and 26992-99. Note: Will not fit 84-89 Evo B.T. models sti...

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£31.77
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£31.77
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£32.28
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James Gaskets O-Ring Derby Cover – L1984–1998 Big Twin

Low stock

Description OEM replacement reference 25416-84; 25416-84A; 25416-84B. Fitment L84-98 Big Twin (NU) Product Details Brand: James Gaskets Category...

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£32.28
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£32.28
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£8.39
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MCS Bendix Carb Accelerator Rebuild Kit – 1971–1975 H-D with Bendix Carburetor

In stock

Description Fits all Bendix carburetors. OEM replacement reference 27762-71A. Note: Also used as rebuild kit on the ''Super Bowl'' float bowl with ...

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£8.39
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£177.66
£182.44
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£182.44

James Gaskets Gasket Primary Cover. .062" Paper/Silicone – 1989–2006 Softail; 1991–2005 Dyna

Low stock

Description .062" fiber reinforced paper with a silicone bead. For 5-speed models. OEM replacement reference 60539-89; 60539-89A; 60539-89B; 60539-...

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£177.66
£182.44
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£182.44
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£11.42
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James Gaskets O-Ring Drain, Dipstick & Oil Pump Plugs (25pk) – Crankcase; Drain Plug (1 Used):…

Low stock

Description Multi-application. OEM replacement reference 11105 Fitment Crankcase; drain plug (1 used): 77-03 XL Sportster (NU). Primary cover; drai...

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£11.42
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£31.35
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James Gaskets Oil Seal Starter Shaft. Dual Lip – L1984–1988 5-Speed Big Twin

Low stock

Description Double lip. Used in rear of inner primary housing. OEM replacement reference 12051. Fitment L84-88 5-speed Big Twin (NU) Product Detail...

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£19.50
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£19.31
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James Gaskets Square O-Ring Ring Derby Cover – 1994–2022 XL Sportster; 2008–2012 XR1200

Low stock

Description OEM style square seal. OEM replacement reference 25463-94A. Fitment 94-22 XL Sportster; 08-12 XR1200 (NU) Product Details Brand: Jame...

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£19.50
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£19.31
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£8.69
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James Gaskets Oil Pump Check Valve/Clutch/Cam Balls – S&S Hvhp Pump: 1984–1999 Big Twin…

Low stock

Description 3/8" diameter steel balls. Various applications. OEM replacement reference 8873. Fitment S&S HVHP pump: 84-99 Big Twin; 99-06 TC (E...

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James Gaskets Oil Seal Inner Primary Cover – L1984–1986 4-Speed Big Twin; L1984–2025…

Low stock

Description Double lip. Rubber OD. Fits back side inner primary; seals mainshaft support bearing. OEM replacement reference 12052; 12052A. Fitment ...

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£25.26
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£25.26
£25.01
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James Gaskets Oil Seal Starter Shaft. Double Lip – 1994–2006 Big Twin

Low stock

Description Double lip. Fits backside of inner primary cover where it seals the starter shaft. OEM replacement reference 12066. Fitment 94-06 Big T...

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£40.48
£40.97
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James Gaskets O-Ring Inner Primary Housing to Crankcase – 1984–2006 Softail; FLT/Touring…

Low stock

Description OEM replacement reference 11147; 11147A. Fitment 84-06 Softail; FLT/Touring; 84-94 FXR; 1982 FL Classic; 83-84 FLH80; 91-05 Dyna (NU) P...

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Cometic Cylinder Base Gasket Set. Fibre 3-5/8" Big Bore – 1963–1965 Panhead; 1966–1984 Shovelhead.…

Out of stock

Description Front & rear gasket for one engine. .020" fiber; a premium hi-temperature; hi-density creep resistant material that requires no re-...

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£8.26
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£14.88
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James Gaskets Gasket Taillight to Fender – 1973–1999 H-D

Low stock

Description .055" paper. OEM replacement reference 68123-73. Fitment 73-99 H-D (NU) Product Details Brand: James Gaskets Category: ELECTRICAL &g...

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£14.88
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£14.88
£14.74
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£21.87
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£21.65
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£21.65

James Gaskets Oil Seal Shifter Shaft. Transmission – 2007–2013 Softail; 2006–2013 Dyna…

Low stock

Description 1 used. Behind the shifter arm on the transmission. OEM replacement reference 37101-84B. Fitment 07-13 Softail; 06-13 Dyna; 07-13 FLT/T...

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£21.87
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£21.87
£21.65
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£11.63
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James Gaskets O-Ring, Dipstick Engine Oil – 2013–2017 FXSB; 2006–2017 Dyna…

Low stock

Description OEM replacement reference 11120. Fitment 13-17 (NU) FXSB; 06-17 (NU) Dyna; 07-25 FLT/Touring; 09-25 Trikes; 04-22 (NU) XL Sportster Pro...

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£11.63
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James Gaskets Flanged Hex Nut, Exhaust Mount – Exhaust to Head: 1984–2026 Big Twin…

Out of stock

Description Zinc plated. Heavy Duty. 5/16-24 threaded. OEM replacement reference 7736 (acorn) and 7593 (OEM style flanged nut) Fitment Exhaust to h...

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£12.01
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£41.10
£41.79
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£41.79

James Gaskets Evo Cylinder Head & Base Gasket Kit – 1984–1999 Big Twin; 1988–2022 XL…

Low stock

Description Standard 3-1/2" bore. Kit to service one engine. With .045" head (.046 starting thickness and .042" final crush) and .030" base gaskets...

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£41.10
£41.79
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£41.79
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£54.33
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£54.33
£50.82
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£50.82

James Gaskets Cam Gear Change Gasket & Seal Kit – 1999–2017 Twin Cam

In stock

Description Complete with all gaskets and seals you need when the camshaft is replaced. Includes all O-rings; metal rocker cover gaskets with silic...

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£54.33
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£54.33
£50.82
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£50.82
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£64.58
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£64.58
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James Gaskets Rocker Cover Gasket Kit. Evo B.t – 1992–1999 Evo Big Twin

In stock

Description Includes silicone beaded paper rocker cover base gaskets; rubber rocker gaskets; seals and o-rings required for rocker cover assembly. ...

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£64.58
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£64.58
£60.41
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£60.41
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£23.01
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£23.01
£22.00
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£22.00

Cometic Cylinder Head Gasket Set. 3-5/8" Copper – 1963–1984 Big Twin

Low stock

Description .032" thick copper. Pair for front & rear cylinder head. Fitment 63-84 Big Twin (NU) Product Details Brand: Cometic Category: GA...

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£23.01
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£115.11
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£115.11
£113.99
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Cometic Est Top End Gasket Kit. Evo B.t – 1992–1999 Evo Big Twin

Low stock

Description With 3.5" bore MLS (Multi-Layer-Steel) .040" thick head gaskets. The SLS (Single-Layer-Steel) cylinder base gaskets and SLS rocker cove...

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£115.11
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£115.11
£113.99
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£113.99
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£64.46
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£60.30
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£60.30

James Gaskets Primary Cover Gasket & Seal Kit. Inner/Outer – 1980–1993 FLT/Touring; FXR

In stock

Description With silicone beaded 0.062" paper primary cover; derby cover and both types inspection cover gaskets. Inner primary gasket; o-rings; se...

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£64.46
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£64.46
£60.30
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£60.30
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James Gaskets Pushrod Cover Seal Kit – L79-E81 Shovelhead

Low stock

Description Includes o-ring lower; middle and upper seals. Complete kit. Fitment L79-E81 Shovelhead (NU) Product Details Brand: James Gaskets Ca...

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£11.19
£12.97
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£28.28
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James Gaskets Middle Rocker Cover Gasket. Rubber – 2007–2022 XL Sportster; 2008–2012 XR1200

Low stock

Description Replacement for OEM 17695-07B. Fitment 07-22 XL Sportster; 08-12 XR1200 (NU) Product Details Brand: James Gaskets Category: GASKETS ...

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