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Pre-Evo – Engine & Gaskets

Engine components, gaskets, seals and related parts for Harley-Davidson Pre-Evolution classic models.

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James Gaskets Evo Cylinder Head & Base Gasket Kit – 1984–1999 Big Twin; 1988–2022 XL…

Only 2 left!

James Gaskets Evo Cylinder Head & Base Gasket Kit – 1984–1999 Big Twin; 1988–2022 XL… Standard 3-1/2" bore. Kit to service one engine. With .04...

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£41.10 - £41.10
£41.10
£41.42
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£41.42
£54.33 - £54.33
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£54.75

James Gaskets Cam Gear Change Gasket & Seal Kit – 1999–2017 Twin Cam

Only 3 left!

James Gaskets Cam Gear Change Gasket & Seal Kit – 1999–2017 Twin Cam Complete with all gaskets and seals you need when the camshaft is replaced...

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£54.33 - £54.33
£54.33
£54.75
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£64.58 - £64.58
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£65.08
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James Gaskets Rocker Cover Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin

Only 4 left!

James Gaskets Rocker Cover Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin Includes silicone beaded paper rocker cover base gaskets; rubber rocker gas...

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£64.58 - £64.58
£64.58
£65.08
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£23.01
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£23.01
£21.91
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£21.91

Cometic Cylinder Head Gasket Set. 3-5/8" Copper – 1963–1984 Big Twin

Only 2 left!

Cometic Cylinder Head Gasket Set. 3-5/8" Copper – 1963–1984 Big Twin .032" thick copper. Pair for front & rear cylinder head. Fitment 63-84 Big...

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£23.01
£23.01 - £23.01
£23.01
£21.91
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£21.91
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£115.11
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£113.51
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£113.51

Cometic EST Top End Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin

Only 2 left!

Cometic EST Top End Gasket Kit. Evo B.T – 1992–1999 Evo Big Twin With 3.5" bore MLS (Multi-Layer-Steel) .040" thick head gaskets. The SLS (Single-L...

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£115.11
£115.11 - £115.11
£115.11
£113.51
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£113.51
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£64.46 - £64.46
£64.46
£64.95
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James Gaskets Primary Cover Gasket & Seal Kit. Inner/Outer – 1980–1993 FLT/Touring; FXR

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James Gaskets Primary Cover Gasket & Seal Kit. Inner/Outer – 1980–1993 FLT/Touring; FXR With silicone beaded 0.062" paper primary cover; derby ...

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£64.46 - £64.46
£64.46
£64.95
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£64.95
Cometic Extreme Sealing Technology Rocker Box Gasket Kit SLS Paper
£34.93 - £34.93
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£34.93

Cometic Extreme Sealing Technology Rocker Box Gasket Kit SLS Paper - C9078

in stock

DescriptionExtreme Sealing Technology Rocker Box Gasket KitPremium materials used for specific applications to provide a long, service free lifeKit...

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£34.93 - £34.93
£34.93
£34.93 - £34.93
£34.93
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£28.28
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£28.28
£27.89
£27.89 - £27.89
£27.89

James Gaskets Middle Rocker Cover Gasket. Rubber – 2007–2022 XL Sportster; 2008–2012 XR1200

Only 3 left!

James Gaskets Middle Rocker Cover Gasket. Rubber – 2007–2022 XL Sportster; 2008–2012 XR1200 Replacement for OEM 17695-07B. Fitment 07-22 XL Sportst...

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£28.28
£28.28 - £28.28
£28.28
£27.89
£27.89 - £27.89
£27.89
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£50.85 - £50.85
£50.85
£51.25
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£51.25

James Gaskets Upper Rocker Cover Gasket. Rubber – 2007–2022 XL Sportster

Only 1 left!

James Gaskets Upper Rocker Cover Gasket. Rubber – 2007–2022 XL Sportster Replacement for OEM 17362-07B. Fitment 07-22 XL Sportster (Excl. 08-12 XR1...

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£50.85 - £50.85
£50.85
£51.25
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£54.14
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James Gaskets Cylinder Head Gasket .045" Graphite – 1984–1999 Big Twin; 1988–2022 XL…

Only 1 left!

James Gaskets Cylinder Head Gasket .045" Graphite – 1984–1999 Big Twin; 1988–2022 XL… .045" graphite gasket; with Firering. Starting thickness .048...

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£53.73 - £53.73
£53.73
£54.14
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£54.14
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£24.58
£24.58 - £24.58
£24.58
£24.24
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£24.24

James Gaskets Gasket Transmission End Cover. Paper/Silicone – 1936–1986 4-Speed Big Twin

Only 2 left!

James Gaskets Gasket Transmission End Cover. Paper/Silicone – 1936–1986 4-Speed Big Twin .020" fiber reinforced paper with a silicone bead. OEM rep...

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£24.58
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£24.58
£24.24
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£24.24
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£80.79 - £80.79
£80.79
£81.41
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£81.41

James Gaskets Cylinder Head 3.5" Bore .062" – 1984–1999 Big Twin; 1988–2022 XL…

Only 2 left!

James Gaskets Cylinder Head 3.5" Bore .062" – 1984–1999 Big Twin; 1988–2022 XL… .062" with fire-ring and armor. Standard thickness. Starting thickn...

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£80.79 - £80.79
£80.79
£81.41
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£81.41
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£9.08
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£9.08
£8.64
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£8.64

James Gaskets O-ring Crankcase to Cam Support – 1999–2017 Twin Cam

Only 1 left!

James Gaskets O-ring Crankcase to Cam Support – 1999–2017 Twin Cam 2 used. OEM replacement reference 11301. Fitment 99-17 Twin Cam (NU) Product Det...

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£9.08
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£9.08
£8.64
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£8.64
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£115.41 - £115.41
£115.41
£118.02
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James Gaskets Motor Gasket Kit. 95-99 Evo B.T – 1992–1999 Evo Big Twin

Only 2 left!

James Gaskets Motor Gasket Kit. 95-99 Evo B.T – 1992–1999 Evo Big Twin Includes 0.045" Firering® head gaskets; RCM (Rubber Coated Metal) cylinder a...

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£115.41 - £115.41
£115.41
£118.02
£118.02 - £118.02
£118.02
£150.38 - £150.38
£150.38
£153.78
£153.78 - £153.78
£153.78

James Gaskets Gasket Primary Cover. .062" Paper/Silicone – 1994 FXR; 1994–2006 FLT/Touring

Only 1 left!

James Gaskets Gasket Primary Cover. .062" Paper/Silicone – 1994 FXR; 1994–2006 FLT/Touring .062" fiber reinforced paper with a silicone bead. OEM r...

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£150.38 - £150.38
£150.38
£153.78
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£153.78
£62.76 - £62.76
£62.76
£63.24
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£63.24

James Gaskets Cam Cover Gaskets. .062" Foamet/Silicone – 2018–2025 Softail; 2017–2025…

Only 2 left!

James Gaskets Cam Cover Gaskets. .062" Foamet/Silicone – 2018–2025 Softail; 2017–2025… .062" Foamet (Foam Coated Metal) with a silicone bead. OEM r...

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£62.76 - £62.76
£62.76
£63.24
£63.24 - £63.24
£63.24
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£26.49
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£26.49
£26.12
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£26.12

James Gaskets Float Bowl to Carb Body Seal. Keihin CV – 1992–2006 Big Twin; 1992–2006 XL…

Only 2 left!

James Gaskets Float Bowl to Carb Body Seal. Keihin CV – 1992–2006 Big Twin; 1992–2006 XL… Rubber float bowl seal used between carb body and floatbo...

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£26.49
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£26.49
£26.12
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£26.12
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£26.57
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£26.57
£26.20
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£26.20

James Gaskets Exhaust Studs – 1984–2026 Big Twin; 1986–2022 XL…

Only 1 left!

James Gaskets Exhaust Studs – 1984–2026 Big Twin; 1986–2022 XL… 5/16-18 to 5/16-24 X 1-11/16". Note: Exhaust studs as used in the M8 engine (OEM 10...

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£26.57
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£26.57
£26.20
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£26.20
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£10.32
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£10.32
£9.83
£9.83 - £9.83
£9.83

James Gaskets Point Cover Gasket. .031" Paper – 1970–1999 Evo Big Twin; 1971–2003 XL…

Only 1 left!

James Gaskets Point Cover Gasket. .031" Paper – 1970–1999 Evo Big Twin; 1971–2003 XL… .031" thick paper. With 4 holes. OEM replacement reference 32...

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£10.32
£10.32 - £10.32
£10.32
£9.83
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£9.83
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£128.86 - £128.86
£128.86
£131.77
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£131.77

James Gaskets Gasket Primary Cover. .031" Paper/Silicone – 2004–2022 XL Sportster; 2008–2012 XR1200

Only 1 left!

James Gaskets Gasket Primary Cover. .031" Paper/Silicone – 2004–2022 XL Sportster; 2008–2012 XR1200 .031" fiber reinforced paper with a silicone be...

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£128.86 - £128.86
£128.86
£131.77
£131.77 - £131.77
£131.77
£91.32 - £91.32
£91.32
£92.03
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£92.03

James Gaskets Gasket Primary Cover. .031" Paper – 1991–2003 XL Sportster

Only 2 left!

James Gaskets Gasket Primary Cover. .031" Paper – 1991–2003 XL Sportster .031" fiber reinforced paper. OEM replacement reference 34955-89; 34955-89...

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£91.32 - £91.32
£91.32
£92.03
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£19.94
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£19.66
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James Gaskets Gasket Transmission End Cover. .031" Paper – 1987–1992 Big Twin

Only 1 left!

James Gaskets Gasket Transmission End Cover. .031" Paper – 1987–1992 Big Twin .031" fiber reinforced paper. With o-rings. Used between the transmis...

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£19.94
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£19.94
£19.66
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£33.11
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£33.11
£32.65
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£32.65

James Gaskets Gasket Inner Primary Cover. RCM – 1995–2006 Softail; Dyna

Only 1 left!

James Gaskets Gasket Inner Primary Cover. RCM – 1995–2006 Softail; Dyna RCM (Rubber Coated Metal). Used on primary inside to seal-off the stand-off...

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£33.11
£33.11 - £33.11
£33.11
£32.65
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£32.65
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£37.31 - £37.31
£37.31
£37.59
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£37.59

James Gaskets Manifold Intake Seals. Blue Viton +.180" – 1984–2017 Big Twin; 1986–2022 XL…

Only 1 left!

James Gaskets Manifold Intake Seals. Blue Viton +.180" – 1984–2017 Big Twin; 1986–2022 XL… Blue Viton. +.180" wider for stroker motors with longer ...

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£37.31 - £37.31
£37.31
£37.59
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