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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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£46.25 - £46.25
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£46.61
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£46.61

James Gaskets Gasket Transmission Oil Pan. Paper/Silicone – 1999–2016 FLT/Touring

Only 3 left!

James Gaskets Gasket Transmission Oil Pan. Paper/Silicone – 1999–2016 FLT/Touring .031" fiber reinforced paper with a silicone bead. OEM replacemen...

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£46.25 - £46.25
£46.25
£46.61
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£46.61
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£46.57
£46.92
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£46.92

James Gaskets Cam Cover Gasket. .031" Paper / Silicone – 1999–2017 Twin Cam

Only 2 left!

James Gaskets Cam Cover Gasket. .031" Paper / Silicone – 1999–2017 Twin Cam .031" thick fiber reinforced paper with a silicone bead. OEM replacemen...

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£46.57 - £46.57
£46.57
£46.92
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£27.65
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£27.65
£27.27
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James Gaskets Oil Seal Sprocket Shaft – 1999–2017 Twin Cam; 2004–2022 XL…

Only 2 left!

James Gaskets Oil Seal Sprocket Shaft – 1999–2017 Twin Cam; 2004–2022 XL… Rubber OD. OEM replacement reference 12068 Fitment 99-17 Twin Cam; 04-22 ...

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£27.65
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£27.65
£27.27
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£27.27
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£21.76
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£21.45
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James Gaskets Seal Manifold Air Pressure Sensor – 2000–2016 Softail; 2018–2025 Softail…

Only 3 left!

James Gaskets Seal Manifold Air Pressure Sensor – 2000–2016 Softail; 2018–2025 Softail… Temperature / MAP sensor. 1 used. Fits both carburetor and ...

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£21.76
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£21.76
£21.45
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£21.88
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£21.58
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£21.58

James Gaskets O-ring Neutral Switch / Oil Pump / Crankcase – Neutral Switch: 1998–2006 Big Twin…

Only 2 left!

James Gaskets O-ring Neutral Switch / Oil Pump / Crankcase – Neutral Switch: 1998–2006 Big Twin… OEM replacement reference 11290. Fitment Neutral s...

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£21.88
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£21.88
£21.58
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£5.60
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£5.33
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£5.33

James Gaskets O-ring – Piston Cooling Jets (2): 2001 Only FLT.…

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James Gaskets O-ring – Piston Cooling Jets (2): 2001 Only FLT.… Multi-application. Approx. dimensions: 16mm OD x 12mm ID. OEM replacement reference...

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£5.60
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£5.33
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£12.53
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£12.36
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£12.36

James Gaskets Cam Position Sensor O-ring – 1999–2000 Dyna; 2000 Softail and…

Only 2 left!

James Gaskets Cam Position Sensor O-ring – 1999–2000 Dyna; 2000 Softail and… 1 used. OEM replacement reference 11288. Fitment 99-00 Dyna; 2000 Soft...

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£12.53
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£12.53
£12.36
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£12.36
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£14.74
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£14.74
£14.54
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£14.54

James Gaskets O-ring Oil Pump Housing – 1999–2006 Twin Cam

Only 3 left!

James Gaskets O-ring Oil Pump Housing – 1999–2006 Twin Cam OEM replacement reference 11286. Fitment 99-06 Twin Cam (Excl. 2006 Dyna) (NU) Product D...

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£14.74
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£14.54
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£23.09
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£22.76
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James Gaskets Bajonet Gas Cap Gasket. Thin – 1965–1982 H-D

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James Gaskets Bajonet Gas Cap Gasket. Thin – 1965–1982 H-D Rubber. Ghick style. For bajonet style gas caps. OEM replacement reference 61111-77. Fit...

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£23.09
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£22.76
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£30.04
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£29.63
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James Gaskets Floatbow to Carb Body Seal. Keihin – 1983–1987 XL Sportster; 1984–1989 Big…

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James Gaskets Floatbow to Carb Body Seal. Keihin – 1983–1987 XL Sportster; 1984–1989 Big… Rubber floatbowl seal used between carb body and floatbow...

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£30.04
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£30.04
£29.63
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£29.63
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£13.05
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£12.87
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£12.87

James Gaskets Rocker Box Washers. Paper – 1984–1999 Evo Big Twin; 1986–2008 XL…

Only 3 left!

James Gaskets Rocker Box Washers. Paper – 1984–1999 Evo Big Twin; 1986–2008 XL… 8 used. OEM style paper rocker cover washers. OEM replacement refer...

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£13.05
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£13.05
£12.87
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£12.87
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£18.72
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£18.72
£18.46
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£18.46

James Gaskets Seal Washer Transm. Drain Plug / Oil Screen Plug – 1941–1986 Big Twin; 1952–1976 K; XL…

Only 3 left!

James Gaskets Seal Washer Transm. Drain Plug / Oil Screen Plug – 1941–1986 Big Twin; 1952–1976 K; XL… Brass crush washer. For 1/2" (12.7mm) transmi...

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£18.72
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£18.72
£18.46
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£51.53 - £51.53
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£51.92
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James Gaskets Manifold Intake Seals. Reinforced Lip – 1984–2017 Big Twin; 1986–2022 XL…

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James Gaskets Manifold Intake Seals. Reinforced Lip – 1984–2017 Big Twin; 1986–2022 XL… Seal features a steel supported rubber lip that seals betwe...

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£51.53 - £51.53
£51.53
£51.92
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£15.92
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£15.70
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£15.70

James Gaskets Seal Washer Shifter Shaft & Chain Cover – 1991–2008 XL Sportster

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James Gaskets Seal Washer Shifter Shaft & Chain Cover – 1991–2008 XL Sportster 1 used. Between shifter shaft and chain cover. OEM replacement r...

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£15.92
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£15.92
£15.70
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£15.70
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£15.53
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£15.53
£15.31
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£15.31

James Gaskets Star Hub Cover – 1936–1966 Big Twin; Flatheads

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James Gaskets Star Hub Cover – 1936–1966 Big Twin; Flatheads James gasket, star hub cover Fitment 36-66 Big Twin; Flatheads (NU) Product Details ...

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£15.53
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£15.53
£15.31
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£8.87
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£8.87
£8.45
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£8.45

James Gaskets O-ring Filler Cap Primary Cover – 71-E78 XL Sportster

Out of stock

James Gaskets O-ring Filler Cap Primary Cover – 71-E78 XL Sportster OEM replacement reference 37762-52. Fitment 71-E78 XL Sportster (NU) Product De...

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£8.87
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£8.87
£8.45
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£12.53
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£12.53
£12.36
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£12.36

James Gaskets Valve Guide Gasket – 1948–1979 Big Twin; 1952–1956 K; KH…

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James Gaskets Valve Guide Gasket – 1948–1979 Big Twin; 1952–1956 K; KH… Valve guide gaskets for 48-79 OHV models. For K model flatheads these are a...

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£12.53
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£12.53
£12.36
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£12.14
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£12.14
£11.97
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£11.97

James Gaskets Gasket Starter Motor Mount. .031" Paper – 1981–2022 XL Sportster; 2008–2012 XR1200

Only 3 left!

James Gaskets Gasket Starter Motor Mount. .031" Paper – 1981–2022 XL Sportster; 2008–2012 XR1200 .031" thick fiber reinforced paper. OEM replacemen...

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£12.14
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£12.14
£11.97
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£11.97
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£12.89
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£12.89
£12.71
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£12.71

James Gaskets Gasket Starter Motor Mount. .031" Paper – 1967–1980 XL Sportster

in stock

James Gaskets Gasket Starter Motor Mount. .031" Paper – 1967–1980 XL Sportster .031" fiber reinforced paper. OEM replacement reference 31488-77. Fi...

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£12.89
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£12.89
£12.71
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£12.71
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£28.03
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£28.03
£27.64
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£27.64

James Gaskets O-ring Pushrod Cover / Oil Pump – Pushrod Cover Upper: 1984–1999 Evo Big…

Only 3 left!

James Gaskets O-ring Pushrod Cover / Oil Pump – Pushrod Cover Upper: 1984–1999 Evo Big… OEM replacement reference 11157. Fitment Pushrod cover uppe...

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£28.03
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£28.03
£27.64
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£27.64
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£19.50
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£19.50
£19.23
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£19.23

James Gaskets Cylinder Base Gasket FR/RR. .020" Paper – 1984–1999 Evo Big Twin

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James Gaskets Cylinder Base Gasket FR/RR. .020" Paper – 1984–1999 Evo Big Twin ''Type A''. Front & rear .020" thick fiber reinforced paper. Fin...

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£19.50
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£19.50
£19.23
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£40.35
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£40.35

James Gaskets Exhaust Gasket. 84-90/10-Up Style (10) – 1984–2026 Big Twin; 1986–2022 XL…

Only 3 left!

James Gaskets Exhaust Gasket. 84-90/10-Up Style (10) – 1984–2026 Big Twin; 1986–2022 XL… 84-90/10-up OEM style. Steel flat wire; knitted & comp...

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£40.05
£40.35
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£16.51
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£16.51
£16.28
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£16.28

James Gaskets Pushrod Cover Quad Seal. Lower – 1984–2025 Big Twin; 1986–1990 XL…

Only 3 left!

James Gaskets Pushrod Cover Quad Seal. Lower – 1984–2025 Big Twin; 1986–1990 XL… Quad seal. Custom replacement for OEM 11145 O-ring seal. Fitment 8...

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£16.51
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£16.51
£16.28
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£16.28
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£104.13 - £104.13
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£106.48
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£106.48

James Gaskets Gasket Primary Cover. .031" Paper – 1980–1993 FLT/Touring; FXR

Only 1 left!

James Gaskets Gasket Primary Cover. .031" Paper – 1980–1993 FLT/Touring; FXR .031" thick fiber reinforced paper. OEM replacement reference 34901-79...

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£104.13 - £104.13
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£106.48
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£106.48

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