Skip to content
Now offering free shipping on all mainland UK orders over £100! See details.
Now offering free shipping on orders over £100!

Find Parts by Vehicle Fitment

How it works: This uses Shopify’s native Search & Discovery filters on product metafields: fitment.make, fitment.model, fitment.year. Make sure those metafields are enabled as filters in Apps → Search & Discovery → Filters.

Engine Gaskets

Filters

£
£
Original price £119.80
Original price £119.80 - Original price £119.80
Original price £119.80
Current price £101.90
£101.90 - £101.90
Current price £101.90

Cometic Top End Gasket Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)

in stock

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £119.80
Original price £119.80 - Original price £119.80
Original price £119.80
Current price £101.90
£101.90 - £101.90
Current price £101.90
Save 15% Save %
Original price £127.59
Original price £127.59 - Original price £127.59
Original price £127.59
Current price £108.54
£108.54 - £108.54
Current price £108.54

Cometic Top End Gasket Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)

in stock

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £127.59
Original price £127.59 - Original price £127.59
Original price £127.59
Current price £108.54
£108.54 - £108.54
Current price £108.54
Save 15% Save %
Original price £203.01
Original price £203.01 - Original price £203.01
Original price £203.01
Current price £172.70
£172.70 - £172.70
Current price £172.70

Cometic Complete Gasket Kit for 1991-2003 Harley-Davidson Sportster

Only 5 left!

Steel Viton®-coated base gaskets

Original price £203.01
Original price £203.01 - Original price £203.01
Original price £203.01
Current price £172.70
£172.70 - £172.70
Current price £172.70
Save 15% Save %
Original price £37.74
Original price £37.74 - Original price £37.74
Original price £37.74
Current price £32.11
£32.11 - £32.11
Current price £32.11

Cometic AFM Series Primary Gasket/Seal and O-Ring Kit for 1984-1988 Harley-Davidson Softail

in stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £37.74
Original price £37.74 - Original price £37.74
Original price £37.74
Current price £32.11
£32.11 - £32.11
Current price £32.11
Save 15% Save %
Original price £35.78
Original price £35.78 - Original price £35.78
Original price £35.78
Current price £32.76
£32.76 - £32.76
Current price £32.76

Cometic AFM Series Primary Gasket/Seal and O-Ring Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)

in stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £35.78
Original price £35.78 - Original price £35.78
Original price £35.78
Current price £32.76
£32.76 - £32.76
Current price £32.76
Save 8% Save %
Original price £49.73
Original price £49.73 - Original price £49.73
Original price £49.73
Current price £42.30
£42.30 - £42.30
Current price £42.30

Cometic AFM Series Primary Gasket/Seal and O-Ring Kit for 1991-2003 Harley-Davidson Sportster

in stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £49.73
Original price £49.73 - Original price £49.73
Original price £49.73
Current price £42.30
£42.30 - £42.30
Current price £42.30
Save 15% Save %
Original price £45.07
Original price £45.07 - Original price £45.07
Original price £45.07
Current price £40.09
£40.09 - £40.09
Current price £40.09

Cometic AFM Series Primary Gasket/Seal and O-Ring Kit for 1986-1990 Harley-Davidson Sportster

in stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £45.07
Original price £45.07 - Original price £45.07
Original price £45.07
Current price £40.09
£40.09 - £40.09
Current price £40.09
Save 11% Save %
Original price £193.74
Original price £193.74 - Original price £193.74
Original price £193.74
Current price £172.31
£172.31 - £172.31
Current price £172.31

Cometic Top End Gasket Kit for 2004-2006 Harley-Davidson Sportster

Out of stock

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £193.74
Original price £193.74 - Original price £193.74
Original price £193.74
Current price £172.31
£172.31 - £172.31
Current price £172.31
Sold out
Original price £189.05
Original price £189.05 - Original price £189.05
Original price £189.05
Current price £168.13
£168.13 - £168.13
Current price £168.13

Cometic Top End Gasket Kit for 2007-2022 Harley-Davidson Sportster

Only 4 left!

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £189.05
Original price £189.05 - Original price £189.05
Original price £189.05
Current price £168.13
£168.13 - £168.13
Current price £168.13
Save 11% Save %
Original price £33.50
Original price £33.50 - Original price £33.50
Original price £33.50
Current price £29.80
£29.80 - £29.80
Current price £29.80

Cometic AFM Series Primary Gasket/Seal and O-Ring Kit for 2007-2022 Harley-Davidson Sportster

in stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £33.50
Original price £33.50 - Original price £33.50
Original price £33.50
Current price £29.80
£29.80 - £29.80
Current price £29.80
Save 11% Save %
Original price £170.24
Original price £170.24 - Original price £170.24
Original price £170.24
Current price £144.80
£144.80 - £144.80
Current price £144.80

Cometic High Compression Complete Gasket Kit for 1979-1985 Harley-Davidson Sportster Roadster and 1977-1985 Harley-Davidson Sportster XL Motorcycles

Out of stock

Steel Viton®-coated base gaskets

Original price £170.24
Original price £170.24 - Original price £170.24
Original price £170.24
Current price £144.80
£144.80 - £144.80
Current price £144.80
Sold out
Original price £122.80
Original price £122.80 - Original price £122.80
Original price £122.80
Current price £104.47
£104.47 - £104.47
Current price £104.47

V-Twin Top End Gasket Kits

Out of stock

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £122.80
Original price £122.80 - Original price £122.80
Original price £122.80
Current price £104.47
£104.47 - £104.47
Current price £104.47
Sold out
Original price £15.96
Original price £15.96 - Original price £15.96
Original price £15.96
Current price £14.60
£14.60 - £14.60
Current price £14.60

Cometic Twin Cam Breather Filter Element Gasket for Various Various Harley-Davidson Motorcycles (See Fitment List)

Out of stock

DetailsProduct Name : GasketType : BreatherMaterial : AFM (Aluminium Foam Material)Units : 10 Pack

Original price £15.96
Original price £15.96 - Original price £15.96
Original price £15.96
Current price £14.60
£14.60 - £14.60
Current price £14.60
Sold out
Original price £165.27
Original price £165.27 - Original price £165.27
Original price £165.27
Current price £140.58
£140.58 - £140.58
Current price £140.58

Cometic Extreme Sealing Technology (EST) Complete Gasket Kit for Various Various Harley-Davidson Motorcycles (See Fitment List)

in stock

Steel Viton®-coated base gaskets

Original price £165.27
Original price £165.27 - Original price £165.27
Original price £165.27
Current price £140.58
£140.58 - £140.58
Current price £140.58
Save 15% Save %
Original price £117.07
Original price £117.07 - Original price £117.07
Original price £117.07
Current price £104.11
£104.11 - £104.11
Current price £104.11

Cometic Top End Gasket Kit for Select Buell Motorcycles

Only 4 left!

Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward

Original price £117.07
Original price £117.07 - Original price £117.07
Original price £117.07
Current price £104.11
£104.11 - £104.11
Current price £104.11
Save 11% Save %
Original price £20.11
Original price £20.11 - Original price £20.11
Original price £20.11
Current price £18.41
£18.41 - £18.41
Current price £18.41

Cometic Base Gasket for 1971-1984 Harley-Davidson FXR and 1948-1984 Harley-Davidson Touring Motorcycles

Out of stock

DetailsType : Cylinder BaseThickness : 0,51 mm (0,020")Product Name : GasketBore Size : 3,8125"Units : PairMaterial : Layered Steel

Original price £20.11
Original price £20.11 - Original price £20.11
Original price £20.11
Current price £18.41
£18.41 - £18.41
Current price £18.41
Sold out
Original price £20.63
Original price £20.63 - Original price £20.63
Original price £20.63
Current price £17.55
£17.55 - £17.55
Current price £17.55

Cometic Primary Cover Gasket for 1967-1976 Harley-Davidson Sportster XL Motorcycles

Out of stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £20.63
Original price £20.63 - Original price £20.63
Original price £20.63
Current price £17.55
£17.55 - £17.55
Current price £17.55
Sold out
Original price £4.60
Original price £4.60 - Original price £4.60
Original price £4.60
Current price £3.91
£3.91 - £3.91
Current price £3.91

Cometic Rocker Base Cover Gasket for 1971-1984 Harley-Davidson FXR and 1966-1984 Harley-Davidson Touring Motorcycles

Out of stock

DetailsMaterial : FiberProduct Name : GasketThickness : 0,79 mm (0,031")Type : Rocker Cover BaseUnits : Pair

Original price £4.60
Original price £4.60 - Original price £4.60
Original price £4.60
Current price £3.91
£3.91 - £3.91
Current price £3.91
Sold out
Original price £26.52
Original price £26.52 - Original price £26.52
Original price £26.52
Current price £23.58
£23.58 - £23.58
Current price £23.58

Cometic Primary Cover Gasket for 1967-1976 Harley-Davidson Sportster XL Motorcycles

Out of stock

Have an 85% shape-recovering while maintaining strong torque retention - ideal gasket material for machined surfaces

Original price £26.52
Original price £26.52 - Original price £26.52
Original price £26.52
Current price £23.58
£23.58 - £23.58
Current price £23.58
Sold out
Original price £219.29
Original price £219.29 - Original price £219.29
Original price £219.29
Current price £186.52
£186.52 - £186.52
Current price £186.52

Cometic Complete EST Engine Gasket Kit for 3.625 in. Bore for 1971-1984 Harley-Davidson FXR and 1970-1984 Harley-Davidson Touring Motorcycles

Out of stock

Steel Viton®-coated base gaskets

Original price £219.29
Original price £219.29 - Original price £219.29
Original price £219.29
Current price £186.52
£186.52 - £186.52
Current price £186.52
Sold out
Original price £155.58
Original price £155.58 - Original price £155.58
Original price £155.58
Current price £138.37
£138.37 - £138.37
Current price £138.37

Cometic Complete EST Engine Gasket Kit for 3.250 in. Bore for 1957-1971 Harley-Davidson Sportster XL Motorcycles

Out of stock

Steel Viton®-coated base gaskets

Original price £155.58
Original price £155.58 - Original price £155.58
Original price £155.58
Current price £138.37
£138.37 - £138.37
Current price £138.37
Sold out
Original price £128.77
Original price £128.77 - Original price £128.77
Original price £128.77
Current price £109.53
£109.53 - £109.53
Current price £109.53

Cometic EST Engine Gasket Kit for 1971-1984 Harley-Davidson FXR and 1970-1984 Harley-Davidson Touring Motorcycles

Out of stock

Steel Viton®-coated base gaskets

Original price £128.77
Original price £128.77 - Original price £128.77
Original price £128.77
Current price £109.53
£109.53 - £109.53
Current price £109.53
Sold out
Original price £42.43
Original price £42.43 - Original price £42.43
Original price £42.43
Current price £36.08
£36.08 - £36.08
Current price £36.08

Rocker Gasket Sportster

in stock

DetailsMaterial : SiliconeProduct Name : GasketMounting Position : UpperType : Rocker CoverUnits : 5 Pack

Original price £42.43
Original price £42.43 - Original price £42.43
Original price £42.43
Current price £36.08
£36.08 - £36.08
Current price £36.08
Save 15% Save %
Original price £47.27
Original price £47.27 - Original price £47.27
Original price £47.27
Current price £40.21
£40.21 - £40.21
Current price £40.21

Cometic Head Gasket - 4.000 in. x .030 in. for 2014-2016 Harley-Davidson Trike and 2014-2016 Harley-Davidson Touring Motorcycles

in stock

MLS (Multi-Layer Steel) head gaskets promote an even torque load across the gasket sealing surface utilizing LCE (Load Control Embossments), provid...

View full details
Original price £47.27
Original price £47.27 - Original price £47.27
Original price £47.27
Current price £40.21
£40.21 - £40.21
Current price £40.21
Save 15% 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