Skip to content
Find us Hours of Business Email Us Shipping Cookie policy Returns Terms & Conditions Privacy Policy Refunds

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.

Filters

Sold out
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95

Cometic Cylinder Head Gasket Set. 4-1/8" .051" Mls – 1999–2017 Twin Cam with 4-1/8" Big Bore…

Out of stock

Description .051" thick MLS (Multi Layer Steel). Consists of a top and bottom layer of embossed stainless steel with both side coated with 250°C hi...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95
Sold out
Sold out
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95

Cometic Cylinder Head Gaskets 4" Bore .045" Mls – 1999–2017 Twin Cam

Out of stock

Description MLS (Multi Layer Steel). Front & rear gasket for one engine. 4.00" bore fits 110" OEM H-D Twin Cam. Will not fit 110" Twin Cooled m...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95
Sold out
Save 4% Save %
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95

Cometic Cylinder Head Gaskets 3-7/8" Bore .036" Mls – 1999–2017 Twin Cam. with 3-7/8" Bore…

Low stock

Description MLS (Multi Layer Steel). Front & rear gasket for one engine. 3-7/8" (3.875") fits 88" to 95"(1550cc) big bore conversions and is st...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95
Save 4% Save %
Sold out
£31.00
£31.00 - £31.00
£31.00
£29.64
£29.64 - £29.64
£29.64

Cometic Gasket Starter Hole Cover. .060" Afm – 1971–1978 FX Models & Other 65-E84…

Out of stock

Description .060" thick AFM (Aluminum Foamet Material). Gasket for the OEM 60514-65 starter hole cover plate (block-off plate) used on the inner pr...

View full details
£31.00
£31.00 - £31.00
£31.00
£29.64
£29.64 - £29.64
£29.64
Sold out
Sold out
£63.08
£63.08 - £63.08
£63.08
£60.31
£60.31 - £60.31
£60.31

Cometic Cam Cover Gaskets. .060" Afm – 1936–1940 E; EL Knucklehead

Out of stock

Description .060" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum core with a chemically blown; compounded nitrile synt...

View full details
£63.08
£63.08 - £63.08
£63.08
£60.31
£60.31 - £60.31
£60.31
Sold out
Sold out
£7.49
£7.49 - £7.49
£7.49
£6.92
£6.92 - £6.92
£6.92

Cometic Pushrod Cover Spring – 1936–2025 Big Twin; 1957–1990 XL…

Out of stock

Description OEM style reproduction. Used between the spring and seal of the lower pushrod tube. OEM replacement reference 6762B. Note: Fits 91-22 X...

View full details
£7.49
£7.49 - £7.49
£7.49
£6.92
£6.92 - £6.92
£6.92
Sold out
Sold out
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95

Cometic Cylinder Head Gasket Set. 3-3/4" .030" Mls – 1984–1999 Big Twin

Out of stock

Description .030" thick MLS (Multi Layer Steel). Consists of a top and bottom layer of embossed stainless steel with both side coated with 250°C hi...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95
Sold out
Sold out
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95

Cometic Cylinder Head. 3.5" Bore .051" Mls – 1984–1999 Big Twin; 1988–2022 XL…

Out of stock

Description .051" thick MLS (Multi Layer Steel). Consists of a top and bottom layer of stainless springsteel which is covered by high temperature r...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.95
£48.95 - £48.95
£48.95
Sold out
Save 11% Save %
£3.22
£3.22 - £3.22
£3.22
£2.88
£2.88 - £2.88
£2.88

Cometic Oil Pump End Cap O-Rings – 1992–1999 Evo Big Twin

Low stock

Description 2 used. OEM replacement reference 11241. Fitment 92-99 Evo Big Twin (NU) Product Details Brand: Cometic Category: GASKETS > O-RIN...

View full details
£3.22
£3.22 - £3.22
£3.22
£2.88
£2.88 - £2.88
£2.88
Save 11% Save %
Save 3% Save %
£102.25
£102.25 - £102.25
£102.25
£99.12
£99.12 - £99.12
£99.12

Cometic Gasket Transmission Oil Pan. .060" Afm – 1999–2016 FLT/Touring

Low stock

Description .060" AFM (Aluminum Foamet Material). OEM replacement reference 26077-99A. Cometic''s AFM gaskets have an aluminum core with a chemical...

View full details
£102.25
£102.25 - £102.25
£102.25
£99.12
£99.12 - £99.12
£99.12
Save 3% Save %
Save 3% Save %
£102.23
£102.23 - £102.23
£102.23
£99.11
£99.11 - £99.11
£99.11

Cometic Transmission Oil Pan Gaskets. .060" Afm – 1999–2017 Dyna

Low stock

Description .060" AFM (Aluminum Foamet Material). OEM replacement reference 26702-99A. Cometic''s AFM gaskets have an aluminum core with a chemical...

View full details
£102.23
£102.23 - £102.23
£102.23
£99.11
£99.11 - £99.11
£99.11
Save 3% Save %
Save 4% Save %
£30.10
£30.10 - £30.10
£30.10
£28.78
£28.78 - £28.78
£28.78

Cometic Transmission Bearing Housing Gasket. .032" Afm – 1999–2006 Big Twin

Low stock

Description .032" thick AFM (Aluminum Foamet Material). OEM replacement reference 35653-98A. Cometic''s AFM gaskets are made with an aluminum core ...

View full details
£30.10
£30.10 - £30.10
£30.10
£28.78
£28.78 - £28.78
£28.78
Save 4% Save %
Save 4% Save %
£25.45
£25.45 - £25.45
£25.45
£24.33
£24.33 - £24.33
£24.33

Cometic Air Cleaner Housing to Filter Element Gasket. Afm – 1999–2001 FLT/Touring with…

Low stock

Description AFM. Used between the air filter backplate assembly and the filter element itself. OEM replacement reference 29463-99. Cometic''s AFM (...

View full details
£25.45
£25.45 - £25.45
£25.45
£24.33
£24.33 - £24.33
£24.33
Save 4% Save %
Save 4% Save %
£21.65
£21.65 - £21.65
£21.65
£20.70
£20.70 - £20.70
£20.70

Cometic Throttle Body to Air Cleaner Housing Gasket. Afm – 1999–2001 Twin Cam Delphi Fuel Injected…

Low stock

Description AFM (Aluminum Foamet Material). Induction module to air cleaner backing plate. OEM replacement reference 29368-99. Cometic''s AFM (Alum...

View full details
£21.65
£21.65 - £21.65
£21.65
£20.70
£20.70 - £20.70
£20.70
Save 4% Save %
Save 4% Save %
£19.71
£19.71 - £19.71
£19.71
£18.84
£18.84 - £18.84
£18.84

Cometic Carb/Throttle Body to Air Cleaner Housing. Afm – CV Carburetor: 1995–2000 Evo Big Twin…

Low stock

Description .060" AFM. Fits between carb & air cleaner housing (CV carb models) or throttle body & air cleaner housing (EFI models). AFM (A...

View full details
£19.71
£19.71 - £19.71
£19.71
£18.84
£18.84 - £18.84
£18.84
Save 4% Save %
Sold out
£21.56
£21.56 - £21.56
£21.56
£20.62
£20.62 - £20.62
£20.62

Cometic Cam Gear Change Gasket Kit. 70-92 B.t – 1970–1992 Big Twin

Out of stock

Description Metal base. Complete with all gaskets and seals you need when the camshaft is replaced. Fitment 70-92 Big Twin (NU) Product Details B...

View full details
£21.56
£21.56 - £21.56
£21.56
£20.62
£20.62 - £20.62
£20.62
Sold out
Save 8% Save %
£7.14
£7.14 - £7.14
£7.14
£6.60
£6.60 - £6.60
£6.60

Cometic Pushrod Cover Seal Kit – L1981–1984 Big Twin

Low stock

Description Includes lower & middle o-rings with upper quad style seals. Includes a complete set of 12 seals to service one engine Fitment L81-...

View full details
£7.14
£7.14 - £7.14
£7.14
£6.60
£6.60 - £6.60
£6.60
Save 8% Save %
Sold out
£5.66
£5.66 - £5.66
£5.66
£5.23
£5.23 - £5.23
£5.23

Cometic Pushrod Cover Seal Kit – L79-E81 Big Twin

Out of stock

Description OEM style o-ring seals. Includes a complete set of 12 seals to service one engine Fitment L79-E81 Big Twin (NU) Product Details Brand...

View full details
£5.66
£5.66 - £5.66
£5.66
£5.23
£5.23 - £5.23
£5.23
Sold out
Sold out
£8.28
£8.28 - £8.28
£8.28
£7.60
£7.60 - £7.60
£7.60

Cometic Tappet Block Gaskets. Fr/Rr. Afm – 1999–2017 Twin Cam

Out of stock

Description .060" thick AFM (Aluminum Foamet Material). These gaskets have an aluminum base with a chemically blown; compounded nitrile synthetic t...

View full details
£8.28
£8.28 - £8.28
£8.28
£7.60
£7.60 - £7.60
£7.60
Sold out
Save 4% Save %
£27.71
£27.71 - £27.71
£27.71
£26.49
£26.49 - £26.49
£26.49

Cometic Cylinder Base Gasket Set Fr/Rr. .020" Rcs – 1948–1962 Panhead

Low stock

Description Front & rear set. .020" thick RCS (Rubber Coated Steel); an embossed steel core with a .001" thick coating of nitrile rubber on bot...

View full details
£27.71
£27.71 - £27.71
£27.71
£26.49
£26.49 - £26.49
£26.49
Save 4% Save %
Save 4% Save %
£20.26
£20.26 - £20.26
£20.26
£19.37
£19.37 - £19.37
£19.37

Cometic Gasket Transmission End Cover. Afm – 1980–1986 FLT/Touring; FXR

Low stock

Description AFM (aluminum Foamet Material). Used between transmission bearing housing and transmission end cover. OEM replacement reference 36801-7...

View full details
£20.26
£20.26 - £20.26
£20.26
£19.37
£19.37 - £19.37
£19.37
Save 4% Save %
Sold out
£8.01
£8.01 - £8.01
£8.01
£7.40
£7.40 - £7.40
£7.40

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

Out of stock

Description .032" thick AFM (Aluminum Foamet Material). Fits with ratchet top type transmissions. OEM replacement reference 34565-52. Cometic''s AF...

View full details
£8.01
£8.01 - £8.01
£8.01
£7.40
£7.40 - £7.40
£7.40
Sold out
Sold out
£16.95
£16.95 - £16.95
£16.95
£16.21
£16.21 - £16.21
£16.21

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

Out of stock

Description .032" thick AFM (Aluminum Foamet Material). OEM replacement reference 34552-52. Cometic''s AFM gaskets have an aluminum core with a che...

View full details
£16.95
£16.95 - £16.95
£16.95
£16.21
£16.21 - £16.21
£16.21
Sold out
Save 8% Save %
£9.69
£9.69 - £9.69
£9.69
£8.96
£8.96 - £8.96
£8.96

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

Low stock

Description .031" thick AFM (Aluminum Foamet Material). Fits with rotary top transmissions. OEM replacement reference 33196-79. Cometic''s AFM gask...

View full details
£9.69
£9.69 - £9.69
£9.69
£8.96
£8.96 - £8.96
£8.96
Save 8% Save %

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare