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Engine & Performance

Choose from Engine & Performance products for Harley-Davidson, American V-twin and compatible motorcycle applications. Across the range you will find products for engine components. Compatibility varies, so match the stated model, year and technical details before ordering.

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£15.71
£15.71 - £15.71
£15.71
£15.49
£15.49 - £15.49
£15.49

James Gaskets Pushrod Cover Seal Kit. Rubber – 1936–1947 Knucklehead; 57-E79 XL…

Only 3 left!

James Gaskets Pushrod Cover Seal Kit. Rubber – 1936–1947 Knucklehead; 57-E79 XL… Rubber style lower; middle and upper seals to replace the standard...

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£15.71
£15.71 - £15.71
£15.71
£15.49
£15.49 - £15.49
£15.49
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£107.20 - £107.20
£107.20
£108.03
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£108.03

Kustom Tech K-Tech, Air Cleaner Bracket & Breather Kit. Polished – 1993–1999 Evo Big Twin with S&S Super…

Only 2 left!

Kustom Tech K-Tech, Air Cleaner Bracket & Breather Kit. Polished – 1993–1999 Evo Big Twin with S&S Super… Designed by Custom Tech to mount ...

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£107.20 - £107.20
£107.20
£108.03
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£108.03
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£160.92
£162.16
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£162.16

Kustom Tech K-Tech, Air Cleaner Bracket & Breather Kit. Polished – 1993–1999 Evo Big Twin with OEM CV…

Out of stock

Kustom Tech K-Tech, Air Cleaner Bracket & Breather Kit. Polished – 1993–1999 Evo Big Twin with OEM CV… Designed by Custom Tech to mount custom ...

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£160.92 - £160.92
£160.92
£162.16
£162.16 - £162.16
£162.16
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£1,021.28
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£1,021.28
£661.27
£661.27 - £661.27
£661.27

S&S Easy Start Gear Drive 675 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Only 2 left!

S&S Easy Start Gear Drive 675 Camshaft Kit (IOG) – 1999–2006 Twin Cam .675" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£1,021.28
£1,021.28 - £1,021.28
£1,021.28
£661.27
£661.27 - £661.27
£661.27
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£963.82 - £963.82
£963.82
£971.23
£971.23 - £971.23
£971.23

S&S Easy Start Gear Drive 640 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Out of stock

S&S Easy Start Gear Drive 640 Camshaft Kit (IOG) – 1999–2006 Twin Cam .640" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£963.82 - £963.82
£963.82
£971.23
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£971.23
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£1,021.28
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£826.94
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£826.94

S&S Easy Start Gear Drive 585 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Only 2 left!

S&S Easy Start Gear Drive 585 Camshaft Kit (IOG) – 1999–2006 Twin Cam .585" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£1,021.28
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£1,021.28
£826.94
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£826.94
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£1,021.28
£1,044.37
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£1,044.37

S&S Easy Start Gear Drive 583 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Only 2 left!

S&S Easy Start Gear Drive 583 Camshaft Kit (IOG) – 1999–2006 Twin Cam .583" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£1,021.28 - £1,021.28
£1,021.28
£1,044.37
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£1,044.37
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£1,021.28
£1,044.37
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£1,044.37

S&S Easy Start Gear Drive 570 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Only 2 left!

S&S Easy Start Gear Drive 570 Camshaft Kit (IOG) – 1999–2006 Twin Cam .570" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£1,021.28 - £1,021.28
£1,021.28
£1,044.37
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£1,044.37
£1,021.28 - £1,021.28
£1,021.28
£1,044.37
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£1,044.37

S&S Easy Start Gear Drive 551 Camshaft Kit (IOG) – 1999–2006 Twin Cam

Only 2 left!

S&S Easy Start Gear Drive 551 Camshaft Kit (IOG) – 1999–2006 Twin Cam .550" valve lift. IOG = gear drive cams with Inner & Outer drive Gear...

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£1,021.28 - £1,021.28
£1,021.28
£1,044.37
£1,044.37 - £1,044.37
£1,044.37
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£1,101.38
£1,101.38 - £1,101.38
£1,101.38
£661.27
£661.27 - £661.27
£661.27

S&S Easy Start Gear Drive 675 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna…

Only 2 left!

S&S Easy Start Gear Drive 675 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna… .675" valve lift. IOG = gear frive cams with Inner & ...

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£1,101.38
£1,101.38 - £1,101.38
£1,101.38
£661.27
£661.27 - £661.27
£661.27
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Save 16% Save %
£1,021.28
£1,021.28 - £1,021.28
£1,021.28
£854.55
£854.55 - £854.55
£854.55

S&S Easy Start Gear Drive 640 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna…

Only 2 left!

S&S Easy Start Gear Drive 640 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna… .640" valve lift. IOG = gear frive cams with Inner & ...

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£1,021.28
£1,021.28 - £1,021.28
£1,021.28
£854.55
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£854.55
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£1,021.28
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£1,021.28
£744.11
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£744.11

S&S Easy Start Gear Drive 625 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna…

Only 2 left!

S&S Easy Start Gear Drive 625 Camshaft Kit (IOG) – 2007–2017 Softail; 2006–2017 Dyna… .625" valve lift. IOG = gear frive cams with Inner & ...

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£1,021.28
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£1,021.28
£744.11
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£744.11
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£9.24
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£9.24
£7.84
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£7.84

Crankcase Oil Screen & Spring Kit

in stock

DescriptionCrankcase Oil Screen & Spring KitTappet screen and springMade in the USASpecificationsColour/Finish : SilverBase Colour : SilverProd...

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£9.24
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£9.24
£7.84
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£7.84
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£7.05
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£7.05
£5.99
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£5.99

OEM-Style Oil Pump Plug

in stock

DescriptionOEM-Style Oil Pump PlugMade in the USASpecificationsProduct Name : PlugColour/Finish : CadmiumUnits : EachType : Oil Pump| ScreenRiding ...

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£7.05
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£7.05
£5.99
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£5.99
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£11.49
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£11.49
£9.77
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£9.77

Oil Screen Plug

in stock

DescriptionOil Screen PlugOil Screen plug for Big Twin modelsMade in the USASpecificationsRiding Style : StreetType : Oil PumpProduct Name : PlugCo...

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£11.49
£11.49 - £11.49
£11.49
£9.77
£9.77 - £9.77
£9.77
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Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair
£43.88 - £43.88
£43.88
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£43.88

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9790

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£43.88 - £43.88
£43.88
£43.88 - £43.88
£43.88
£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9722

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60
£43.88 - £43.88
£43.88
£43.88 - £43.88
£43.88

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9721

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£43.88 - £43.88
£43.88
£43.88 - £43.88
£43.88
£44.03 - £44.03
£44.03
£44.03 - £44.03
£44.03

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9691

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£44.03 - £44.03
£44.03
£44.03 - £44.03
£44.03
£44.03 - £44.03
£44.03
£44.03 - £44.03
£44.03

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9690

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£44.03 - £44.03
£44.03
£44.03 - £44.03
£44.03
£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9689

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60

Cometic Cylinder Head Gasket MLS (Multi-layer Steel) Pair - C9688

in stock

DescriptionCylinder Head GasketHigh-quality products for long-term reliabilityManufactured from premium fuel-resistant materials that will not cree...

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£42.60 - £42.60
£42.60
£42.60 - £42.60
£42.60
Cometic V-Twin Top End Gasket Kits MLS (Multi-layer Steel) Rubber
£132.39 - £132.39
£132.39
£132.39 - £132.39
£132.39

Cometic V-Twin Top End Gasket Kits MLS (Multi-layer Steel) Rubber - C9780

in stock

DescriptionV-Twin Top End Gasket KitsEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets c...

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£132.39 - £132.39
£132.39
£132.39 - £132.39
£132.39
£130.38 - £130.38
£130.38
£130.38 - £130.38
£130.38

Cometic V-Twin Top End Gasket Kits MLS (Multi-layer Steel) Rubber - C9779

Only 2 left!

DescriptionV-Twin Top End Gasket KitsEST (Extreme Sealing Technology) gasket kit includes embossed stainless steel head, base, and rocker gaskets c...

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£130.38 - £130.38
£130.38
£130.38 - £130.38
£130.38

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