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Sportster – Engine & Gaskets

Browse engine & gaskets selected for Harley-Davidson Sportster motorcycles. Current products cover engine components and gaskets, seals and service parts, depending on the specification and application. Check each listing for exact model-year fitment, dimensions and installation requirements.

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£11.28
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Cometic Gasket Transmission Top Cover. .032" AFM – 36-E79 Big Twin with Ratchet Top…

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Cometic Gasket Transmission Top Cover. .032" AFM – 36-E79 Big Twin with Ratchet Top… .032" AFM (Aluminum Foamet Material). Fits ratchet top type tr...

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£8.01
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£7.37
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£7.37

Cometic Gasket Transmission Shifter Adapter Plate. AFM – 52-E79 Big Twin with Foot Shift

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Cometic Gasket Transmission Shifter Adapter Plate. AFM – 52-E79 Big Twin with Foot Shift .032" thick AFM (Aluminum Foamet Material). Fits with ratc...

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£16.95
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£16.14
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£16.14

Cometic. Gasket Transmission Shifter Cover. AFM – 52-E79 Big Twin with Foot Shift

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Cometic. Gasket Transmission Shifter Cover. AFM – 52-E79 Big Twin with Foot Shift .032" thick AFM (Aluminum Foamet Material). OEM replacement refer...

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£16.95
£16.14
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£16.14
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£9.69
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£8.92
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£8.92

Cometic Gasket Transmission Shifter Shaft Cover. AFM – L1979–1986 4-Speed Big Twin

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Cometic Gasket Transmission Shifter Shaft Cover. AFM – L1979–1986 4-Speed Big Twin .031" thick AFM (Aluminum Foamet Material). Fits with rotary top...

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£8.92
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£8.92
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£8.01
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£7.37
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£7.37

Cometic Gasket Transmission Top Cover. .032" AFM – L1979–1986 4-Speed Big Twin

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Cometic Gasket Transmission Top Cover. .032" AFM – L1979–1986 4-Speed Big Twin .032" AFM (Aluminum Foamet Material). Fits transmissions with rotary...

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£42.46
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£40.42

Cometic Gasket Transmission End Cover. .032" AFM – 1936–1986 4-Speed Big Twin

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Cometic Gasket Transmission End Cover. .032" AFM – 1936–1986 4-Speed Big Twin .032" thick AFM (Aluminum Foamet Material). OEM replacement reference...

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£42.46
£40.42
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£40.42
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£8.01
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£7.37
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Cometic Gasket Speedometer Drive Unit. AFM – 1936–1984 4-Speed Big Twin with…

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Cometic Gasket Speedometer Drive Unit. AFM – 1936–1984 4-Speed Big Twin with… AFM (Aluminum Foamet Material). OEM replacement reference 67141-36 (1...

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£16.18
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£15.41
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£15.41

Cometic Gasket Starter Cover. .060" AFM – 1982 Classic; 1983–1984 FLH; 1980–1986…

Out of stock

Cometic Gasket Starter Cover. .060" AFM – 1982 Classic; 1983–1984 FLH; 1980–1986… .060" thick AFM (Aluminum Foamet Material). For belt drive models...

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£15.41
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£15.41
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£8.01
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£7.37
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Cometic Gasket Starter Cover Housing. .060" AFM – 1982–1983 FL; 1980–1985 FX. With Rear…

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Cometic Gasket Starter Cover Housing. .060" AFM – 1982–1983 FL; 1980–1985 FX. With Rear… .060" thick AFM (Aluminum Foamet Material). OEM replacemen...

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£8.01
£7.37
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£33.28
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£31.68
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Cometic Gasket Transmission Top Cover. AFM – 1980–1985 FLT/Touring; FXR

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Cometic Gasket Transmission Top Cover. AFM – 1980–1985 FLT/Touring; FXR AFM (Aluminum Foamet Material). OEM replacement reference 34904-79. Cometic...

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£33.28
£31.68
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£28.39
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£27.03
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£27.03

Cometic Gasket Carb/Throttle Body to Air Cleaner Housing – 2001–2015 Softail; 2004–2017 Dyna…

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Cometic Gasket Carb/Throttle Body to Air Cleaner Housing – 2001–2015 Softail; 2004–2017 Dyna… Paper. Early 01-05 design; but will also fit 06-17 mo...

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£27.03
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£48.29
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£45.97
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Cometic Gasket Transmission Oil Pan. AFM – 1991–1998 Dyna

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Cometic Gasket Transmission Oil Pan. AFM – 1991–1998 Dyna AFM (Aluminum Foamet Material). OEM replacement reference 26072-90A. Cometic''s AFM gaske...

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£48.29
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£48.29
£45.97
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£13.86
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£13.20
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Cometic Gasket Transmission Oil Spout (Filler). AFM – 1991–1998 Dyna

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Cometic Gasket Transmission Oil Spout (Filler). AFM – 1991–1998 Dyna AFM. (Aluminum Foamet Material). OEM replacement reference 62423-90; 62423-90A...

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£13.86
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£13.86
£13.20
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£13.20
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£38.69
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£38.69
£36.83
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£36.83

Cometic Gasket Transmission Top Cover. AFM – 1991–1998 Dyna

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Cometic Gasket Transmission Top Cover. AFM – 1991–1998 Dyna AFM (Aluminum Foamette Material). OEM replacement reference 34917-90B. Cometic''s AFM g...

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£38.69
£36.83
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£36.83
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£29.01
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£27.62
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Cometic Gasket Transmission End Cover. AFM – 1987–2006 Big Twin

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Cometic Gasket Transmission End Cover. AFM – 1987–2006 Big Twin AFM (Aluminum Foamet Material). Used between the transmission bearing housing and t...

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£29.01
£27.62
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£4.79
£4.79 - £4.79
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£4.40
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Cometic Pushrod Cover Seals. Large Lower Rubber – 48-E79 Big Twin

Out of stock

Cometic Pushrod Cover Seals. Large Lower Rubber – 48-E79 Big Twin Rubber seal. Upgraded replacement for the OEM 17955-48 style cork seal Fitment 48...

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£4.79
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£4.79
£4.40
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£4.40
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£11.28
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£11.28
£10.38
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£10.38

Cometic Oil Pump Body to Case Gasket. .032" AFM – 1977–1990 XL Sportster

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Cometic Oil Pump Body to Case Gasket. .032" AFM – 1977–1990 XL Sportster .032" thick AFM. AFM (Aluminum Foamet Material) gaskets are made with an a...

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£10.38
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£10.38
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£18.52
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£18.52
£17.63
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£17.63

Cometic Gasket Oil Pump Body to Case. .010" RCS – 68-E80 Big Twin

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Cometic Gasket Oil Pump Body to Case. .010" RCS – 68-E80 Big Twin .010" thick RCS (Rubber Coated Steel); an embossed steel core with a .001" thick ...

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£18.52
£17.63
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£17.63
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£18.52
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£17.63
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£17.63

Cometic Oil Pump Body to Case Gaskets. .010" RCS – 68-E80 Big Twin

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Cometic Oil Pump Body to Case Gaskets. .010" RCS – 68-E80 Big Twin RCS (Rubber Coated Steel). An embossed steel core with a .001" thick coating of ...

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£18.52
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£18.52
£17.63
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£17.63
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£18.52
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£17.63
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£17.63

Cometic Oil Pump Body to Cover Gasket. .010" RCS – 1992–1999 Evo Big Twin

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Cometic Oil Pump Body to Cover Gasket. .010" RCS – 1992–1999 Evo Big Twin .010" thick RCS (Rubber Coated Steel); an embossed steel core with a .001...

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£18.52
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£18.52
£17.63
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£17.63
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£18.52
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£17.63
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£17.63

Cometic Oil Pump Body to Cover Gasket. .010" RCS – L1980–1991 Big Twin

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Cometic Oil Pump Body to Cover Gasket. .010" RCS – L1980–1991 Big Twin .010" thick RCS (Rubber Coated Steel); an embossed steel core with a .001" t...

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£18.52
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£18.52
£17.63
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£17.63
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£18.52
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£18.52
£17.63
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£17.63

Cometic Oil Pump Body to Case Gasket. .010" RCS – L1980–1991 Big Twin

Only 2 left!

Cometic Oil Pump Body to Case Gasket. .010" RCS – L1980–1991 Big Twin .010" thick RCS (Rubber Coated Steel); an embossed steel core with a .001" th...

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£18.52
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£18.52
£17.63
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£17.63
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£23.62
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£23.62
£22.49
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£22.49

Cometic Rocker Cover Gasket Set 2-Pack. AFM – 1948–1965 Panhead

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Cometic Rocker Cover Gasket Set 2-Pack. AFM – 1948–1965 Panhead .060" thick AFM (Aluminum Foamet Material) gaskets. These gaskets have an aluminum ...

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£23.62
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£23.62
£22.49
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£22.49
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£68.22
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£68.22
£64.95
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£64.95

Cometic Rocker Cover Gasket. Fiber, Thick – 1948–1965 Panhead

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Cometic Rocker Cover Gasket. Fiber, Thick – 1948–1965 Panhead .125" fiber material. Replacement for the OEM cork 17541-48A/B/C; 175-48 gasket. Fitm...

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£68.22
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£68.22
£64.95
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£64.95
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