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Dyna – Gaskets & Kits

Browse gaskets & kits selected for Harley-Davidson Dyna motorcycles. Product choices in this section include gaskets, seals and service parts. Check each listing for exact model-year fitment, dimensions and installation requirements.

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£120.81
£120.81 - £120.81
£120.81
£119.63
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£119.63

Cometic Est Top End Gasket Kit. Twin Cam 3-7/8" Bore – 1999–2017 95"/103" Twin Cam

Low stock

Description With MLS (Multi-Layer-Steel) .051" thick head gaskets. The SLS (Single-Layer-Steel) cylinder base gaskets and SLS rocker cover gaskets ...

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£120.81
£120.81 - £120.81
£120.81
£119.63
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£119.63
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£273.75 - £273.75
£273.75
£277.02
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£277.02

Cometic Est Motor Only Gasket Kit. 3-13/16" Big Bore – 1992–1999 Big Twin

Low stock

Description With .040" MLS (Multi Layer Steel) head gaskets. This EST (Extreme-Sealing-Technology) gasket sets are complete with all gaskets; seals...

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£273.75 - £273.75
£273.75
£277.02
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£277.02
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£115.11
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£115.11
£113.99
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£113.99

Cometic Est Top End Gasket Kit. Evo B.t. 3-13/16" Big Bore – 1992–1999 Evo Big Twin with 3-13/16" Big…

Low stock

Description With 3.812" bore MLS (Multi-Layer-Steel) .030" thick head gaskets. The SLS (Single-Layer-Steel) cylinder base gaskets and SLS rocker co...

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£115.11
£115.11 - £115.11
£115.11
£113.99
£113.99 - £113.99
£113.99
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£168.11
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£168.11
£166.47
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£166.47

Cometic Est Motor Gasket Kit. 3.937" Bore – 1999–2006 Twin Cam a/B

Out of stock

Description This EST (Extreme-Sealing-Technology) gasket set is complete with all gaskets; seals and o-rings that are used on this model; including...

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£168.11
£168.11 - £168.11
£168.11
£166.47
£166.47 - £166.47
£166.47
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£168.11
£168.11 - £168.11
£168.11
£166.47
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£166.47

Cometic Est Motor Gasket Kit. 4.060" Bore – 1999–2006 Twin Cam a/B

Low stock

Description This EST (Extreme-Sealing-Technology) gasket set is complete with all gaskets; seals and o-rings that are used on this model; including...

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£168.11
£168.11 - £168.11
£168.11
£166.47
£166.47 - £166.47
£166.47
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£120.82
£120.82 - £120.82
£120.82
£119.64
£119.64 - £119.64
£119.64

Cometic Est Top End Gasket Kit. Twin Cam 4-1/8" Bore – 1999–2017 Twin Cam with 4-1/8" Bore

Out of stock

Description With MLS (Multi-Layer-Steel) .030" thick head gaskets. The SLS (Single-Layer-Steel) cylinder base gaskets and SLS rocker cover gaskets ...

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£120.82
£120.82 - £120.82
£120.82
£119.64
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£119.64
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£18.71
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£18.71
£17.88
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£17.88

Cometic Seal and Ferrule Oil Filter – 1992–1999 Big Twin

Low stock

Description Fits steel oil lines with stock case mounted oil filter. OEM replacement reference 63528-92 Fitment 92-99 Big Twin (Excl. Twin Cam) (NU...

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£18.71
£18.71 - £18.71
£18.71
£17.88
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£17.88
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£17.53
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£17.53
£16.76
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£16.76

Cometic Gasket Breather Baffle – 2011–2017 Twin Cam

Low stock

Description Gasket only; no filter element. Fitment 11-17 Twin Cam (NU) Product Details Brand: Cometic Category: INTAKE > BREATHER KITS Unit...

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£17.53
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£17.53
£16.76
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£16.76
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£51.20
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£51.20
£48.95
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£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...

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£51.20
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£51.20
£48.95
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£48.95
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£27.10
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£27.10
£25.91
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£25.91

Cometic Gasket Transmission Top Cover. Afm – 1999–2005 Dyna

Out of stock

Description AFM (Aluminum Foamette Material). OEM replacement reference 34917-99; 34917-99A; 34917-99B. Cometic''s AFM gaskets have an aluminum cor...

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£27.10
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£27.10
£25.91
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£25.91
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£51.20
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£51.20
£48.95
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£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...

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£51.20
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£51.20
£48.95
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£48.95
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£8.28
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£8.28
£7.60
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£7.60

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

Low stock

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

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£8.28
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£8.28
£7.60
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£7.60
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£21.56
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£21.56
£20.62
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£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...

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£21.56
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£21.56
£20.62
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£20.62
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£5.25
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£5.25
£4.85
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£4.85

Cometic Air Cleaner Backing Plate O-Ring – Some 1998–2007 Big Twin; Some 2006–2016…

Out of stock

Description In aircleaner back plate. Seals breather bolt. OEM replacement reference 11292. Fitment Some 98-07 Big Twin; Some 06-16 CVO FLT/Touring...

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£5.25
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£5.25
£4.85
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£4.85
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£20.34
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£20.34
£2.34
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£2.34

Cometic Air Cleaner Housing to Filter Gasket. .060" Afm – 1995–2015 Softail; 1995–2017 Dyna…

Low stock

Description .060" thick AFM. Will not fit e-throttle models. Used between the air filter backplate assembly and the filter element itself. OEM repl...

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£20.34
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£20.34
£2.34
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£2.34
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£51.20
£51.20 - £51.20
£51.20
£48.95
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£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...

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£51.20
£51.20 - £51.20
£51.20
£48.95
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£48.95
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£51.20
£51.20 - £51.20
£51.20
£48.95
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£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...

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£51.20
£51.20 - £51.20
£51.20
£48.95
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£48.95
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£102.23
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£102.23
£99.11
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£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...

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£102.23
£102.23 - £102.23
£102.23
£99.11
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£99.11
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£7.49
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£7.49
£6.92
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£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...

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£7.49
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£7.49
£6.92
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£6.92
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£19.71
£19.71 - £19.71
£19.71
£18.84
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£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...

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£19.71
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£19.71
£18.84
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£18.84
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£3.22
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£3.22
£2.88
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£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...

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£3.22
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£3.22
£2.88
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£2.88
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£30.10
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£30.10
£28.78
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£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 ...

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£30.10
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£30.10
£28.78
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£28.78
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£48.29
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£48.29
£46.17
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£46.17

Cometic Gasket Transmission Oil Pan. Afm – 1991–1998 Dyna

Low stock

Description AFM (Aluminum Foamet Material). OEM replacement reference 26072-90A. Cometic''s AFM gaskets have an aluminum core with a chemically blo...

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£48.29
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£48.29
£46.17
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£46.17
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£11.87
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£11.87
£11.76
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£11.76

James Gaskets O-Ring, Filler Cap Engine Oil – 1991–1998 Dyna

Low stock

Description Used on the motor oil dipstick; on oil tank below the transmission. OEM replacement reference 62673-90. Fitment 91-98 Dyna (NU) Product...

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£11.87
£11.87 - £11.87
£11.87
£11.76
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£11.76
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