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

Engine Gaskets

Filters

£
£
Save 5% Save %
£19.34
£19.34 - £19.34
£19.34
£18.42
£18.42 - £18.42
£18.42

Cometic Cylinder Base O-ring. FR/RR – 1999–2017 88" Up to 103" Twin Cam

Only 2 left!

Cometic Cylinder Base O-ring. FR/RR – 1999–2017 88" Up to 103" Twin Cam Front & rear. All 3-3/4" (88"/96") & 3-7/8" (95"/103") bore applica...

View full details
£19.34
£19.34 - £19.34
£19.34
£18.42
£18.42 - £18.42
£18.42
Save 5% Save %
Save 3% Save %
£74.00
£74.00 - £74.00
£74.00
£71.44
£71.44 - £71.44
£71.44

Cometic Cylinder Head Gaskets 3-3/4" Bore .060" MLS – 1999–2017 88"/96" Twin Cam A/B

Only 2 left!

Cometic Cylinder Head Gaskets 3-3/4" Bore .060" MLS – 1999–2017 88"/96" Twin Cam A/B MLS (Multi Layer Steel). Front & rear gasket for one engin...

View full details
£74.00
£74.00 - £74.00
£74.00
£71.44
£71.44 - £71.44
£71.44
Save 3% Save %
Save 3% Save %
£74.00
£74.00 - £74.00
£74.00
£71.44
£71.44 - £71.44
£71.44

Cometic Cylinder Head Gaskets 3-7/8" Bore .060" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore…

Only 2 left!

Cometic Cylinder Head Gaskets 3-7/8" Bore .060" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore… MLS (Multi Layer Steel). Front & rear gasket for on...

View full details
£74.00
£74.00 - £74.00
£74.00
£71.44
£71.44 - £71.44
£71.44
Save 3% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 4" Bore .040" MLS – 1999–2017 Twin Cam

Only 1 left!

Cometic Cylinder Head Gaskets 4" Bore .040" MLS – 1999–2017 Twin Cam MLS (Multi Layer Steel). Front & rear gasket for one engine. 4.00" bore fi...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 4" Bore .030" MLS – 1999–2017 Twin Cam

Only 2 left!

Cometic Cylinder Head Gaskets 4" Bore .030" MLS – 1999–2017 Twin Cam MLS (Multi Layer Steel). Front & rear gasket for one engine. 4.00" bore fi...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 3-7/8" Bore .040" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore…

Only 2 left!

Cometic Cylinder Head Gaskets 3-7/8" Bore .040" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore… MLS (Multi Layer Steel). Front & rear gasket for on...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 3-7/8" Bore .030" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore…

Only 2 left!

Cometic Cylinder Head Gaskets 3-7/8" Bore .030" MLS – 1999–2017 Twin Cam. With 3-7/8" Bore… MLS (Multi Layer Steel). Front & rear gasket for on...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 3-3/4" Bore .040" MLS – 1999–2017 88"/96" Twin Cam A/B

Only 1 left!

Cometic Cylinder Head Gaskets 3-3/4" Bore .040" MLS – 1999–2017 88"/96" Twin Cam A/B MLS (Multi Layer Steel). Front & rear gasket for one engin...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 3-3/4" Bore .030" MLS – 1999–2017 88"/96" Twin Cam

Only 2 left!

Cometic Cylinder Head Gaskets 3-3/4" Bore .030" MLS – 1999–2017 88"/96" Twin Cam MLS (Multi Layer Steel). Front & rear gasket for one engine. O...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 8% Save %
£4.91
£4.91 - £4.91
£4.91
£4.51
£4.51 - £4.51
£4.51

Cometic O-ring Breather Baffle – 1999–2010 Twin Cam

Only 2 left!

Cometic O-ring Breather Baffle – 1999–2010 Twin Cam 2 used. OEM replacement reference 11270. Fitment 99-10 Twin Cam (NU) Product Details Brand: C...

View full details
£4.91
£4.91 - £4.91
£4.91
£4.51
£4.51 - £4.51
£4.51
Save 8% Save %
Save 5% Save %
£11.95
£11.95 - £11.95
£11.95
£11.38
£11.38 - £11.38
£11.38

Cometic Gasket Breather Baffle – 1999–2010 Twin Cam

Only 2 left!

Cometic Gasket Breather Baffle – 1999–2010 Twin Cam .031" fiber. 2 used. OEM replacement reference 17592-99 Fitment 99-10 Twin Cam (NU) Product Det...

View full details
£11.95
£11.95 - £11.95
£11.95
£11.38
£11.38 - £11.38
£11.38
Save 5% Save %
Save 5% Save %
£17.53
£17.53 - £17.53
£17.53
£16.69
£16.69 - £16.69
£16.69

Cometic Filter Element, Breather Baffle – 1999–2010 Twin Cam

Only 2 left!

Cometic Filter Element, Breather Baffle – 1999–2010 Twin Cam Replaces OEM 63815-99. Fitment 99-10 Twin Cam (NU) Product Details Brand: Cometic C...

View full details
£17.53
£17.53 - £17.53
£17.53
£16.69
£16.69 - £16.69
£16.69
Save 5% Save %
Save 5% Save %
£44.59
£44.59 - £44.59
£44.59
£42.45
£42.45 - £42.45
£42.45

Cometic Umbrella Valve – 1999–2010 Twin Cam

Only 2 left!

Cometic Umbrella Valve – 1999–2010 Twin Cam Rubber valve cover seal. For the head breathing system. Fitment 99-10 Twin Cam (NU) Product Details B...

View full details
£44.59
£44.59 - £44.59
£44.59
£42.45
£42.45 - £42.45
£42.45
Save 5% Save %
Save 5% Save %
£11.95
£11.95 - £11.95
£11.95
£11.38
£11.38 - £11.38
£11.38

Cometic Gaskets Breather Cover – 1999–2010 Twin Cam

Only 2 left!

Cometic Gaskets Breather Cover – 1999–2010 Twin Cam Fiber with a compressed thickness of .031". OEM replacement reference 17591-99 Fitment 99-10 Tw...

View full details
£11.95
£11.95 - £11.95
£11.95
£11.38
£11.38 - £11.38
£11.38
Save 5% Save %
Save 3% Save %
£87.46
£87.46 - £87.46
£87.46
£84.43
£84.43 - £84.43
£84.43

Cometic Gasket Lower Rocker Cover. RCS – 1999–2017 Twin Cam

Only 1 left!

Cometic Gasket Lower Rocker Cover. RCS – 1999–2017 Twin Cam .020" RCS (Rubber Coated Steel). 1-piece left/right gasket.; 2 used on one engine. OEM ...

View full details
£87.46
£87.46 - £87.46
£87.46
£84.43
£84.43 - £84.43
£84.43
Save 3% Save %
Save 3% Save %
£87.46
£87.46 - £87.46
£87.46
£84.43
£84.43 - £84.43
£84.43

Cometic Gasket Rocker Cover. Upper. RCS – 1999–2017 Twin Cam

Only 2 left!

Cometic Gasket Rocker Cover. Upper. RCS – 1999–2017 Twin Cam .020" RCS (Rubber Coated Steel). OEM replacement reference 17386-99; 17386-99A Fitment...

View full details
£87.46
£87.46 - £87.46
£87.46
£84.43
£84.43 - £84.43
£84.43
Save 3% Save %
Save 5% Save %
£67.66
£67.66 - £67.66
£67.66
£64.42
£64.42 - £64.42
£64.42

Cometic 5-Speed Transmission Gasket & Seal Kit – 1993–1998 FLT/Touring; 1993–1999 Softail

Only 2 left!

Cometic 5-Speed Transmission Gasket & Seal Kit – 1993–1998 FLT/Touring; 1993–1999 Softail Everything you need when assembling the transmission....

View full details
£67.66
£67.66 - £67.66
£67.66
£64.42
£64.42 - £64.42
£64.42
Save 5% Save %
Save 5% Save %
£46.66
£46.66 - £46.66
£46.66
£44.43
£44.43 - £44.43
£44.43

Cometic Transmission Gasket & Seal Kit – 1991–1998 Dyna

Only 2 left!

Cometic Transmission Gasket & Seal Kit – 1991–1998 Dyna Everything you need when assembling the transmission. OEM replacement reference 33031-9...

View full details
£46.66
£46.66 - £46.66
£46.66
£44.43
£44.43 - £44.43
£44.43
Save 5% Save %
Save 5% Save %
£72.17
£72.17 - £72.17
£72.17
£68.71
£68.71 - £68.71
£68.71

Cometic 5-Speed Transmission Gasket & Seal Kit – 80-E84 5-Speed Big Twin

Only 1 left!

Cometic 5-Speed Transmission Gasket & Seal Kit – 80-E84 5-Speed Big Twin Everything you need when assembling the transmission. OEM replacement ...

View full details
£72.17
£72.17 - £72.17
£72.17
£68.71
£68.71 - £68.71
£68.71
Save 5% Save %
Save 5% Save %
£56.27
£56.27 - £56.27
£56.27
£53.58
£53.58 - £53.58
£53.58

Cometic 4-Speed Transmission Gasket & Seal Kit – L1979–1982 4-Speed Big Twin

Only 2 left!

Cometic 4-Speed Transmission Gasket & Seal Kit – L1979–1982 4-Speed Big Twin Everything you need when assembling the transmission. Fitment L79-...

View full details
£56.27
£56.27 - £56.27
£56.27
£53.58
£53.58 - £53.58
£53.58
Save 5% Save %
Save 5% Save %
£60.18
£60.18 - £60.18
£60.18
£57.29
£57.29 - £57.29
£57.29

Cometic 4-Speed Transmission Gasket & Seal Kit – E70-E79 4-Speed Big Twin

Only 2 left!

Cometic 4-Speed Transmission Gasket & Seal Kit – E70-E79 4-Speed Big Twin Everything you need when assembling the transmission. Fitment E70-E79...

View full details
£60.18
£60.18 - £60.18
£60.18
£57.29
£57.29 - £57.29
£57.29
Save 5% Save %
Save 5% Save %
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75

Cometic Cylinder Head Gaskets 3-7/8" Bore .027" MLS – 2014–2016 FLT/Touring 103" Twin Cooled

Only 2 left!

Cometic Cylinder Head Gaskets 3-7/8" Bore .027" MLS – 2014–2016 FLT/Touring 103" Twin Cooled MLS (Multi Layer Steel). Front & rear gasket for o...

View full details
£51.20
£51.20 - £51.20
£51.20
£48.75
£48.75 - £48.75
£48.75
Save 5% Save %
Save 5% Save %
£54.36
£54.36 - £54.36
£54.36
£51.76
£51.76 - £51.76
£51.76

Cometic EST Rocker Cover Gasket Kit. Evo XL – 2007–2022 XL Sportster

Only 2 left!

Cometic EST Rocker Cover Gasket Kit. Evo XL – 2007–2022 XL Sportster Kit for two cylinders. EST''s embossed stainless steel metal substrate is coat...

View full details
£54.36
£54.36 - £54.36
£54.36
£51.76
£51.76 - £51.76
£51.76
Save 5% Save %
Save 5% Save %
£37.77
£37.77 - £37.77
£37.77
£35.96
£35.96 - £35.96
£35.96

Cometic Rocker Cover Gasket Kit. Twin Cam. Standard – 1999–2017 Twin Cam

Only 1 left!

Cometic Rocker Cover Gasket Kit. Twin Cam. Standard – 1999–2017 Twin Cam Includes rocker cover gaskets & pushrod seals. With 99-10 and 11-17 st...

View full details
£37.77
£37.77 - £37.77
£37.77
£35.96
£35.96 - £35.96
£35.96
Save 5% 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