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Dyna – Engine & Gaskets

Browse engine & gaskets selected for Harley-Davidson Dyna motorcycles. Available items span engine components and gaskets, seals and service parts, helping you compare parts intended for different jobs. Confirm model coverage, key measurements and any supporting parts required on the individual listing.

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£34.57
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£34.57
£32.91
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£32.91

Cometic Valve Guide Seals. Viton. SE Engines – 1999–2008 Twin Cam with SE Engines Only

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Cometic Valve Guide Seals. Viton. SE Engines – 1999–2008 Twin Cam with SE Engines Only Viton rubber. Dimensions .503" OD x .310" ID. For use with S...

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£32.91
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£32.91
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£103.77
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£103.77
£102.32
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£102.32

Cometic Valve Guide Seals. Viton – 2005–2017 Twin Cam; 2004–2022 XL…

Out of stock

Cometic Valve Guide Seals. Viton – 2005–2017 Twin Cam; 2004–2022 XL… Viton rubber. Dimensions approx. 7mm x .531" (13.49mm). Valve stem seals can b...

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£103.77
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£102.32
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£102.32
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£31.13
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£29.64
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£29.64

Cometic Gasket Derby Cover – 2006–2017 Dyna; 2007–2018 Softail…

Out of stock

Cometic Gasket Derby Cover – 2006–2017 Dyna; 2007–2018 Softail… Quad seal. OEM replacement reference 17369-06. Fitment 06-17 (NU) Dyna; 07-18 (NU) ...

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£31.13
£29.64
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£29.64
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£162.20
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£162.20
£159.95
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£159.95

Cometic Gasket Primary Cover. AFM – 2007–2017 Softail; 2006–2017 Dyna

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Cometic Gasket Primary Cover. AFM – 2007–2017 Softail; 2006–2017 Dyna .060" AFM (Aluminum Foamet Material). Fits 6-speed models. OEM replacement re...

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£162.20
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£162.20
£159.95
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£159.95
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£31.13
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£31.13
£29.64
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£29.64

Cometic Gasket Derby Cover. .060" AFM – 1999–2005 Dyna; 1999–2006 Softail…

Out of stock

Cometic Gasket Derby Cover. .060" AFM – 1999–2005 Dyna; 1999–2006 Softail… .060" thick AFM (Aluminum Foamet Material). OEM replacement reference 25...

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£31.13
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£31.13
£29.64
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£29.64
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£22.43
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£21.36
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£21.36

Cometic O-ring Derby Cover – 1999–2005 Dyna; 1999–2006 Softail…

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Cometic O-ring Derby Cover – 1999–2005 Dyna; 1999–2006 Softail… OEM replacement reference 25416-99; 25416-99A; 25416-99B. Fitment 99-05 Dyna; 99-06...

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£22.43
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£22.43
£21.36
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£21.36
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£44.59
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£44.59
£42.45
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£42.45

Cometic Cam Cover Gasket. .032" AFM – 1999–2017 Twin Cam

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Cometic Cam Cover Gasket. .032" AFM – 1999–2017 Twin Cam .032" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum core wit...

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£44.59
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£44.59
£42.45
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£42.45
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£38.11
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£38.11
£36.28
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£36.28

Cometic Cam Cover Gaskets. .032" AFM – 1993–1999 Evo Big Twin

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Cometic Cam Cover Gaskets. .032" AFM – 1993–1999 Evo Big Twin .032" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum cor...

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£38.11
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£38.11
£36.28
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£36.28
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£33.65
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£32.04
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£32.04

Cometic Cam Cover Gaskets. .032" AFM – 1970–1992 Big Twin

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Cometic Cam Cover Gaskets. .032" AFM – 1970–1992 Big Twin .032" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum core wi...

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£33.65
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£33.65
£32.04
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£32.04
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£63.08
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£63.08
£60.05
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£60.05

Cometic Gasket Cam Cover. .032" AFM – 1941–1969 Big Twin

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Cometic Gasket Cam Cover. .032" AFM – 1941–1969 Big Twin .032" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum core wit...

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£63.08
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£63.08
£60.05
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£60.05
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£144.66
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£144.66
£142.65
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£142.65

Cometic Gasket Inner Primary Cover to Crankcase – 2007–2017 Softail; 2006–2017 Dyna…

Out of stock

Cometic Gasket Inner Primary Cover to Crankcase – 2007–2017 Softail; 2006–2017 Dyna… Inner primary spacer/seal. OEM replacement reference 34934-06....

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£142.65
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£142.65
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£11.35
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£11.35
£10.81
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£10.81

Cometic Gasket Inner Primary Cover. AFM – 1995–2006 Softail; Dyna

Out of stock

Cometic Gasket Inner Primary Cover. AFM – 1995–2006 Softail; Dyna AFM (Aluminum Foamet Material). Used on primary inside to seal-off the stand-off ...

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£11.35
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£11.35
£10.81
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£10.81
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£113.96
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£113.96
£112.38
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£112.38

Cometic Gasket Primary Cover. .060" AFM – 2004–2022 XL Sportster; 2008–2012 XR1200

Only 1 left!

Cometic Gasket Primary Cover. .060" AFM – 2004–2022 XL Sportster; 2008–2012 XR1200 .060" thick AFM (Aluminum Foamet Material). OEM replacement refe...

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£113.96
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£113.96
£112.38
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£112.38
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£162.20
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£162.20
£159.95
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£159.95

Cometic Gasket Primary Cover. .060" AFM – 1965–1988 Big Twin

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Cometic Gasket Primary Cover. .060" AFM – 1965–1988 Big Twin .060" thick AFM (Aluminum Foamet Material). 9-hole. OEM replacement reference 60538-81...

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£162.20
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£162.20
£159.95
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£159.95
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£38.11
£38.11 - £38.11
£38.11
£36.28
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£36.28

Cometic Cam Cover Gaskets. .060" AFM – 1993–1999 Evo Big Twin

Out of stock

Cometic Cam Cover Gaskets. .060" AFM – 1993–1999 Evo Big Twin .060" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum cor...

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£38.11
£38.11 - £38.11
£38.11
£36.28
£36.28 - £36.28
£36.28
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£69.03
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£69.03
£65.73
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£65.73

Cometic Cam Cover Gaskets. .060" AFM – 1991–2003 XL Sportster

Out of stock

Cometic Cam Cover Gaskets. .060" AFM – 1991–2003 XL Sportster .060" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum cor...

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£69.03
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£69.03
£65.73
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£65.73
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£74.63
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£74.63
£72.05
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£72.05

Cometic Cam Cover Gaskets. .060" AFM – 1986–1990 XL Sportster

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Cometic Cam Cover Gaskets. .060" AFM – 1986–1990 XL Sportster .060" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum cor...

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£74.63
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£74.63
£72.05
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£72.05
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£162.20
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£162.20
£159.95
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£159.95

Cometic Gasket Primary Cover. AFM – 1980–1993 FLT/Touring; FXR

Out of stock

Cometic Gasket Primary Cover. AFM – 1980–1993 FLT/Touring; FXR .060" AFM (Aluminum Foamet Material). OEM replacement reference 34901-79; 34901-79B;...

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£162.20
£162.20 - £162.20
£162.20
£159.95
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£159.95
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£36.66
£36.66 - £36.66
£36.66
£34.90
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£34.90

Cometic Cam Cover Gaskets. .060" AFM – 2004–2022 XL Sportster

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Cometic Cam Cover Gaskets. .060" AFM – 2004–2022 XL Sportster .060" thick AFM (Aluminum Foamet Material). AFM gaskets are made with an aluminum cor...

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£36.66
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£36.66
£34.90
£34.90 - £34.90
£34.90
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£15.38
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£15.38
£14.65
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£14.65

Cometic Oil Seal Sprocket Shaft/Transmission Mainshaft – Transmission Mainshaft: 1952–1956 K; KH…

Out of stock

Cometic Oil Seal Sprocket Shaft/Transmission Mainshaft – Transmission Mainshaft: 1952–1956 K; KH… OEM replacement reference 35151-52A. Fitment Tran...

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£15.38
£14.65
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£14.65
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£12.30
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£12.30
£11.71
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£11.71

Cometic Shifter Shaft Oil Seal – 1952–1985 K; XL Sportster

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Cometic Shifter Shaft Oil Seal – 1952–1985 K; XL Sportster OEM replacement reference 34035-52. Fitment 52-85 K; XL Sportster (NU) Product Details ...

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£12.30
£11.71
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£50.79
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£48.36
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£48.36

Cometic Gasket Derby Cover. Fiber – 1952–1970 K; XL Sportster; 1973 XR750

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Cometic Gasket Derby Cover. Fiber – 1952–1970 K; XL Sportster; 1973 XR750 Fiber. OEM replacement reference 37762-52. Cometic''s fiber gaskets are m...

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£50.79
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£50.79
£48.36
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£48.36
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£23.08
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£21.98
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£21.98

Cometic Oil Seal Clutch Hub. Rubber OD – L1957–1966 XL Sportster; 1967–1969 XLCH

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Cometic Oil Seal Clutch Hub. Rubber OD – L1957–1966 XL Sportster; 1967–1969 XLCH OEM replacement reference 37740-57. Fitment L57-66 XL Sportster; 6...

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£23.08
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£23.08
£21.98
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£21.98
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£11.95
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£11.38
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£11.38

Cometic Oil Seal Clutch Gear XL – 1956–1966 KH; XLH; XLCH; 1967–1969 XLCH

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Cometic Oil Seal Clutch Gear XL – 1956–1966 KH; XLH; XLCH; 1967–1969 XLCH OEM replacement reference 37531-56B. Fitment 56-66 KH; XLH; XLCH; 67-69 X...

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£11.95
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£11.95
£11.38
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£11.38
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