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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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£26.71
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James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1984–1998 FLT/Touring; L1984–1994 FXR

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James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1984–1998 FLT/Touring; L1984–1994 FXR RCM (Rubber Coated Metal). Complete seal set made ...

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£26.34
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£26.70
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James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1979–1984 FLT/Touring; 82-E84 FXR

Only 3 left!

James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1979–1984 FLT/Touring; 82-E84 FXR RCM (Rubber Coated Metal). Complete seal set made from...

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£26.33
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£26.33
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£26.71
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James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1970–1998 Big Twin

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James Gaskets Inspection & Derby Cover Seal Kit. RCM – 1970–1998 Big Twin RCM (Rubber Coated Metal). Complete seal set made from a steel base w...

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£26.71
£26.34
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£26.34
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£62.24 - £62.24
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£62.72
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James Gaskets Upper Rocker Cover Gasket. Cork – 1986–1990 XL Sportster

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James Gaskets Upper Rocker Cover Gasket. Cork – 1986–1990 XL Sportster OEM replacement reference 17354-86 Fitment 86-90 XL Sportster (NU) Product D...

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£62.72
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James Gaskets Lower Rocker Cover Gasket. Cork – 1986–1990 Evo XL Sportster

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James Gaskets Lower Rocker Cover Gasket. Cork – 1986–1990 Evo XL Sportster OEM replacement reference 17353-86. Fitment 86-90 Evo XL Sportster (NU) ...

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£62.24 - £62.24
£62.24
£62.72
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£9.73
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James Gaskets Inspection Cover Gasket & Seal Kit. RCM – 1965–2006 Big Twin

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James Gaskets Inspection Cover Gasket & Seal Kit. RCM – 1965–2006 Big Twin Comes with an RCM (Rubber Coated Metal) inspection gasket that is de...

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£9.73
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James Gaskets Gasket Inspection Cover. .062" Paper/Silicone – 1965–2006 Big Twin

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James Gaskets Gasket Inspection Cover. .062" Paper/Silicone – 1965–2006 Big Twin .062" fiber reinforced paper with a silicone bead on both sides. O...

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James Gaskets Transmission Gasket & Seal Kit – 1985–1998 Softail; 1980–1992…

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James Gaskets Transmission Gasket & Seal Kit – 1985–1998 Softail; 1980–1992… 5-speed models. Includes all required seals & gaskets when ass...

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£58.11
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£17.56
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James Gaskets Rocker Cover 1-Piece Left & Right Gasket – 1984–1999 Evo Big Twin; 1986–2022 XL…

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James Gaskets Rocker Cover 1-Piece Left & Right Gasket – 1984–1999 Evo Big Twin; 1986–2022 XL… Paper with silicone bead. In the left & righ...

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£118.05
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James Gaskets Top End Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin

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James Gaskets Top End Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin .045" graphite head gaskets with Firering®; RCM (Rubber Coated metal) cylinder b...

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£115.44 - £115.44
£115.44
£118.05
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£118.05
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£29.11
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James Gaskets Middle Rocker Cover Gasket. Cork – 1984–1999 Evo Big Twin; 1986–2006 XL…

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James Gaskets Middle Rocker Cover Gasket. Cork – 1984–1999 Evo Big Twin; 1986–2006 XL… Replacement for OEM 17358-84. Fitment 84-99 Evo Big Twin; 86...

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£29.11
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£29.11
£28.70
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£28.70
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£62.24 - £62.24
£62.24
£62.72
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£62.72

James Gaskets Upper Rocker Cover Gasket. Cork – 1984–1991 Big Twin

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James Gaskets Upper Rocker Cover Gasket. Cork – 1984–1991 Big Twin OEM replacement reference 17356-84. Fitment 84-91 Big Twin (NU) Product Details ...

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£62.24 - £62.24
£62.24
£62.72
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James Gaskets Lower Rocker Cover Gasket. Cork – 1984–1991 Big Twin

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James Gaskets Lower Rocker Cover Gasket. Cork – 1984–1991 Big Twin OEM replacement reference 17355-84. Fitment 84-91 Big Twin (NU) Product Details ...

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£62.25 - £62.25
£62.25
£62.73
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£36.58
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£36.58
£36.07
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James Gaskets Rocker Cover 1-Piece Left & Right Gasket Set. RCM – 1984–1999 Evo Big Twin; 1986–2022 XL…

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James Gaskets Rocker Cover 1-Piece Left & Right Gasket Set. RCM – 1984–1999 Evo Big Twin; 1986–2022 XL… .020" thick. RCM (Rubber Coated Metal) ...

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£36.58
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£36.07
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£36.07
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£58.79 - £58.79
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£59.24
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James Gaskets Cylinder Head Gaskets. .036" Firering – 1999–2017 88"/96" Twin Cam

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James Gaskets Cylinder Head Gaskets. .036" Firering – 1999–2017 88"/96" Twin Cam 3-3/4" bore. .036" thick (.045" thick is standard). With firering ...

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£59.24
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James Gaskets Cylinder Head Gaskets. .045" Firering – 1999–2017 88"/96" Twin Cam

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James Gaskets Cylinder Head Gaskets. .045" Firering – 1999–2017 88"/96" Twin Cam 3-3/4" bore. .045" thick (standard). With firering and silicone be...

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£59.24
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£81.41
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James Gaskets Gasket Cylinder Head 3.5" Bore. .045" – 1984–1999 Big Twin; 1988–2022 XL…

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James Gaskets Gasket Cylinder Head 3.5" Bore. .045" – 1984–1999 Big Twin; 1988–2022 XL… .045" thick graphite with Firering and armor. Final crush ....

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£80.79 - £80.79
£80.79
£81.41
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£17.74
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£17.49
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James Gaskets Rocker Cover Umbrella Valve – 1992–1999 Evo Big Twin; 1991–2003 XL…

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James Gaskets Rocker Cover Umbrella Valve – 1992–1999 Evo Big Twin; 1991–2003 XL… Replacement rubber valve for the rocker cover breather system. Re...

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£17.74
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£17.49
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£13.26
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£13.07
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James Gaskets Carburetor to Manifold Gasket. Keihin – L1978–1989 Big Twin; L1978–1987 XL…

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James Gaskets Carburetor to Manifold Gasket. Keihin – L1978–1989 Big Twin; L1978–1987 XL… .031" fiber reinforced paper. OEM replacement reference 2...

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£13.26
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£13.07
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£45.02 - £45.02
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£45.36
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James Gaskets Cylinder Head Gasket. .016" Copper – L1973–1985 XL Sportster

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James Gaskets Cylinder Head Gasket. .016" Copper – L1973–1985 XL Sportster .016" thick copper. Final crush .015". OEM replacement reference 16769-7...

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£45.02 - £45.02
£45.02
£45.36
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£45.36
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£8.69
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£8.69
£8.27
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£8.27

James Gaskets Carburetor to Manifold Gasket. Bendix – 1971–1975 Big Twin; XL Sportster with…

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James Gaskets Carburetor to Manifold Gasket. Bendix – 1971–1975 Big Twin; XL Sportster with… .031" paper. OEM replacement reference 27023-71. Fitme...

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£8.69
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£8.27
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£49.36 - £49.36
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£49.74
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James Gaskets Rocker Cover Gasket Set 2-Pack. RCM – 1948–1965 Panhead

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James Gaskets Rocker Cover Gasket Set 2-Pack. RCM – 1948–1965 Panhead .150" (approx. 3.8mm) RCM (Rubber Coated Metal). Upgraded replacement for the...

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James Gaskets Rocker Cover Gaskets. Thick – 1948–1965 Panhead

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James Gaskets Rocker Cover Gaskets. Thick – 1948–1965 Panhead .062" paper. Replacement reference OEM 17541-48A and 175-48. Fitment 48-65 Panhead (N...

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£37.61 - £37.61
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£37.90
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£19.22
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£18.95
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James Gaskets Gasket Carburetor to Manifold. Linkert – 1940–1965 OHV; 1952–1957 45" Flathead

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James Gaskets Gasket Carburetor to Manifold. Linkert – 1940–1965 OHV; 1952–1957 45" Flathead .062" fiber reinforced paper. Used with OEM 4-bolt Lin...

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