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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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James Gaskets Gasket Starter Shaft Housing. .031" Paper – 1967–1980 XL Sportster

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James Gaskets Gasket Starter Shaft Housing. .031" Paper – 1967–1980 XL Sportster .031" fiber reinforced paper. OEM replacement reference 31471-67A....

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£39.61 - £39.61
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£39.91
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James Gaskets Manifold Intake Seals. Blue Viton – 1984–2017 Big Twin; 1986–2022 XL…

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James Gaskets Manifold Intake Seals. Blue Viton – 1984–2017 Big Twin; 1986–2022 XL… Blue Viton rubber. Used between manifold and cylinder head. Sea...

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£10.65
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James Gaskets Cam Cover Gaskets. .036" Paper/Steel Base/Silicone – 1970–1992 Big Twin

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James Gaskets Cam Cover Gaskets. .036" Paper/Steel Base/Silicone – 1970–1992 Big Twin .036" paper with a steel core and a dual layer silicone. OEM ...

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£10.51
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£36.22
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£35.71
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James Gaskets Cam Cover Gaskets. .031" Paper / Silicone – 1970–1992 Big Twin

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James Gaskets Cam Cover Gaskets. .031" Paper / Silicone – 1970–1992 Big Twin .031" thick fiber reinforced paper with a silicone bead. OEM replaceme...

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£35.71
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£36.22
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James Gaskets Cam Cover Gaskets. .031" Paper/Silicone – 1993–1999 Evo Big Twin

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James Gaskets Cam Cover Gaskets. .031" Paper/Silicone – 1993–1999 Evo Big Twin .031" thick paper with a silicone bead. OEM replacement reference 25...

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£35.71
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James Gaskets Cam Cover Gasket. .036" Paper/Steel Base/Silicone – 1993–1999 Evo Big Twin

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James Gaskets Cam Cover Gasket. .036" Paper/Steel Base/Silicone – 1993–1999 Evo Big Twin .036" paper with a steel core and a dual layer silicone. O...

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£10.51
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£8.69
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£8.27

James Gaskets Generator Mount Gasket – 1958–1969 FL; 58-E84 XL Sportster. With…

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James Gaskets Generator Mount Gasket – 1958–1969 FL; 58-E84 XL Sportster. With… .031" thick paper. OEM replacement reference 30143-58. Fitment 58-6...

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£8.27
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£8.27
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£8.69
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James Gaskets Generator Mount Gasket – 1930–1957 FL; XL Sportster; 45" Flathead

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James Gaskets Generator Mount Gasket – 1930–1957 FL; XL Sportster; 45" Flathead .031" thick paper. OEM replacement reference 30143-30; 1527-30. Fit...

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£29.58
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James Gaskets Gasket Starter Cover Plate. Cork – 1974–1978 XLH (Hitachi); 1979–1980 XL…

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James Gaskets Gasket Starter Cover Plate. Cork – 1974–1978 XLH (Hitachi); 1979–1980 XL… Premium cork / rubber blend. OEM replacement reference 3146...

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£29.17
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£36.44
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James Gaskets Gasket Derby Cover. .015" Paper – 1952–1970 K; XL Sportster; 1973 XR750

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James Gaskets Gasket Derby Cover. .015" Paper – 1952–1970 K; XL Sportster; 1973 XR750 .015" fiber reinforced paper. OEM replacement reference 37762...

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£36.44
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£36.44
£35.94
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James Gaskets Gasket Primary Cover. .031" Paper – 1967–1976 XLH; 1970–1976 XLCH

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James Gaskets Gasket Primary Cover. .031" Paper – 1967–1976 XLH; 1970–1976 XLCH .031" thick fiber reinforced paper. OEM replacement reference 34955...

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James Gaskets Gasket Primary Cover. .020" Paper – 1967–1976 XLH; 1970–1976 XLCH

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James Gaskets Gasket Primary Cover. .020" Paper – 1967–1976 XLH; 1970–1976 XLCH .020" thick fiber reinforced paper. OEM replacement reference 34955...

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£67.62
£68.14
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£26.43
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James Gaskets Jiffy Stand Bumper Pads – 1970–1986 4-Speed Big Twin; 1984–1988…

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James Gaskets Jiffy Stand Bumper Pads – 1970–1986 4-Speed Big Twin; 1984–1988… Black rubber. Self adhesive bumper pads that prevents the side stand...

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James Gaskets Oil Seal Transmission Mainshaft. Double Lip – 1941–1979 FL.; 71-E79 FX

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James Gaskets Oil Seal Transmission Mainshaft. Double Lip – 1941–1979 FL.; 71-E79 FX Metal OD. With inside and outside closed housing. Complete wit...

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£9.57
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£24.30
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James Gaskets Oil Seal Sprocket Shaft/Transmission Mainshaft – Transmission Mainshaft: 1952–1956 K; KH…

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James Gaskets Oil Seal Sprocket Shaft/Transmission Mainshaft – Transmission Mainshaft: 1952–1956 K; KH… OEM replacement reference 35151-52A. Fitmen...

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£23.97
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£20.72
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£20.43

James Gaskets Shifter Shaft Oil Seal – 1952–1985 K; XL Sportster

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

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£20.43
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£11.14
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£10.99
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James Gaskets Generator Bearing End Gasket – 1930–1964 FL; FLH; 80"/74"/45" OHV &…

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James Gaskets Generator Bearing End Gasket – 1930–1964 FL; FLH; 80"/74"/45" OHV &… .020" thick paper. Bearing end. OEM replacement reference 31...

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James Gaskets Oil Seal. Generator End Cap – 1952–1969 FL; 1958–1981 XL Sportster

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James Gaskets Oil Seal. Generator End Cap – 1952–1969 FL; 1958–1981 XL Sportster OEM replacement reference 30145-46A; 1637-46. Fitment 52-69 FL; 58...

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£22.19
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£14.92
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£14.72
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James Gaskets Oil Pump End Cap O-rings – 1992–1999 Evo Big Twin

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James Gaskets Oil Pump End Cap O-rings – 1992–1999 Evo Big Twin 2 used. Fits between lower end cap and oil pump cover. OEM replacement reference 11...

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£14.92
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£14.72
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£26.08
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£25.72
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£25.72

James Gaskets Oil Seal Oil Pump Drive Shaft – L1958–1976 XL Sportster; 1968–1999 Big…

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James Gaskets Oil Seal Oil Pump Drive Shaft – L1958–1976 XL Sportster; 1968–1999 Big… 1 used. Fits OEM & S&S standard cast and billet oil p...

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£25.72
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£18.72
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James Gaskets James Swingarm/Wheel Seal. Steel OD – Spoke or Cast Wheel Front: 1973–1983 FX…

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James Gaskets James Swingarm/Wheel Seal. Steel OD – Spoke or Cast Wheel Front: 1973–1983 FX… OEM replacement reference 47519-72 Fitment Spoke or ca...

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£18.46
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£20.72
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£20.43
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James Gaskets Swingarm/Wheel Seal. Rubber OD – Laced Wheel Rear: 1973–1983 FL; FX; FXR…

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James Gaskets Swingarm/Wheel Seal. Rubber OD – Laced Wheel Rear: 1973–1983 FL; FX; FXR… Rubber OD. OEM replacement reference 47519-58. Fitment Lace...

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£20.72
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£20.43
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£7.28
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£6.93
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James Gaskets Seal Washer Neutral Switch. Nylon – 1980–1997 5-Speed Big Twin; 1986–1999 XL…

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James Gaskets Seal Washer Neutral Switch. Nylon – 1980–1997 5-Speed Big Twin; 1986–1999 XL… White nylon washer for the neutral indicator switch on ...

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£7.28
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£6.93
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£9.08
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James Gaskets Seal Washer – 1965–1986 4-Speed Big Twin : Neutral…

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James Gaskets Seal Washer – 1965–1986 4-Speed Big Twin : Neutral… Red fiber. Multiple applications. OEM replacement reference 25811-11 / 462-11. Fi...

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