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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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James Gasket Gasket Kit Complete Copper
£127.74 - £127.74
£127.74
£127.74 - £127.74
£127.74

James Gasket Gasket Kit Complete Copper - JGI-17026-73

in stock

DescriptionGasket KitTop-quality gaskets, oil seals and O-rings necessary to rebuild an engineAvailable as complete sets or top-end sets onlyMade i...

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£127.74 - £127.74
£127.74
£127.74 - £127.74
£127.74
James Gasket Complete Gasket Kit Rubber-Covered Metal
£169.33 - £169.33
£169.33
£169.33 - £169.33
£169.33

James Gasket Complete Gasket Kit Rubber-Covered Metal - JGI-17026-86

in stock

DescriptionComplete Gasket KitTop-quality gaskets, oil seals, and o-rings necessary to rebuild an XL/XG engineMade in the USAMust order head gasket...

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£169.33 - £169.33
£169.33
£169.33 - £169.33
£169.33
James Gasket Oil Filter Seal 5 Pack
£28.57 - £28.57
£28.57
£28.57 - £28.57
£28.57

James Gasket Oil Filter Seal 5 Pack - JGI-63528-92

in stock

DescriptionOil Filter SealMade in the U.S.A.Specifications Units: 5 Pack Product Name: Seal Application: Oil Line Riding Style: Street Part Num...

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£28.57 - £28.57
£28.57
£28.57 - £28.57
£28.57
James Gasket Induction Module Assembly O-Ring and Gasket Kit Fuel Injector
£24.86 - £24.86
£24.86
£24.86 - £24.86
£24.86

James Gasket Induction Module Assembly O-Ring and Gasket Kit Fuel Injector - JGI-27202-95-K

in stock

DescriptionInduction Module Assembly O-Ring and Gasket KitKit contains fuel fitting O-ringsMade in the USASpecifications Product Name: Gasket Kit ...

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£24.86 - £24.86
£24.86
£24.86 - £24.86
£24.86
James Gasket Check Valve O-Ring Oil 10 Pack
£7.27 - £7.27
£7.27
£7.27 - £7.27
£7.27

James Gasket Check Valve O-Ring Oil 10 Pack - JGI-11246

in stock

DescriptionCheck Valve O-RingMade in the U.S.A.Specifications Application: Check Valve Riding Style: Street Units: 10 Pack Type: Oil Product N...

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£7.27 - £7.27
£7.27
£7.27 - £7.27
£7.27
James Gasket Top End Gasket Kit Aluminium Foamet®
£115.14 - £115.14
£115.14
£115.14 - £115.14
£115.14

James Gasket Top End Gasket Kit Aluminium Foamet® - JGI-17034-66-X

in stock

DescriptionTop End Gasket KitTop-quality gaskets, oil seals and O-rings necessary to rebuild an engineMade in the USAKit Includes:• 0.045" Head Gas...

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£115.14 - £115.14
£115.14
£115.14 - £115.14
£115.14
James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack
£95.75 - £95.75
£95.75
£95.75 - £95.75
£95.75

James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack - JGI-34955-89-X

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£95.75 - £95.75
£95.75
£95.75 - £95.75
£95.75
James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack
£159.98 - £159.98
£159.98
£159.98 - £159.98
£159.98

James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack - JGI-34901-79-B

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£159.98 - £159.98
£159.98
£159.98 - £159.98
£159.98
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£34.26 - £34.26
£34.26
£34.26 - £34.26
£34.26

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-34955-75-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£34.26 - £34.26
£34.26
£34.26 - £34.26
£34.26
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£34.26 - £34.26
£34.26
£34.26 - £34.26
£34.26

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-34955-89-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£34.26 - £34.26
£34.26
£34.26 - £34.26
£34.26
James Gasket Primary Gasket Gasket Kit Primary Cover Paper
£72.66 - £72.66
£72.66
£72.66 - £72.66
£72.66

James Gasket Primary Gasket Gasket Kit Primary Cover Paper - JGI-34901-79-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£72.66 - £72.66
£72.66
£72.66 - £72.66
£72.66
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£68.22 - £68.22
£68.22
£68.22 - £68.22
£68.22

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-34901-85-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£68.22 - £68.22
£68.22
£68.22 - £68.22
£68.22
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£76.88 - £76.88
£76.88
£76.88 - £76.88
£76.88

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-34901-94-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£76.88 - £76.88
£76.88
£76.88 - £76.88
£76.88
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£98.53 - £98.53
£98.53
£98.53 - £98.53
£98.53

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-60539-89-KX

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£98.53 - £98.53
£98.53
£98.53 - £98.53
£98.53
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£98.53 - £98.53
£98.53
£98.53 - £98.53
£98.53

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone - JGI-60539-94-K

in stock

DescriptionPrimary GasketTop quality gaskets, seals and O-rings meet or exceed OEM specificationsPrimary gasket features silicone beadingMade in th...

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£98.53 - £98.53
£98.53
£98.53 - £98.53
£98.53
James Gasket Cylinder Head/Base Gasket Kit Standard Bore Cylinder Base Teflon®
£43.49 - £43.49
£43.49
£43.49 - £43.49
£43.49

James Gasket Cylinder Head/Base Gasket Kit Standard Bore Cylinder Base Teflon® - JGI-16770-84-A

in stock

DescriptionCylinder Head/Base Gasket KitGenuine James kit includes matching head and base gaskets and O-rings where applicableMade in the USASpecif...

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£43.49 - £43.49
£43.49
£43.49 - £43.49
£43.49
James Gasket Replacement Cylinder Head and Compliance Fitting Gaskets - Pair
£40.21 - £40.21
£40.21
£40.21 - £40.21
£40.21

James Gasket Replacement Cylinder Head and Compliance Fitting Gaskets - Pair - JGI-16770-66-X

in stock

DescriptionReplacement Cylinder Head and Compliance Fitting GasketsMade in the USASpecifications Thickness Imperial: 0.045" Units: Pair Material...

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£40.21 - £40.21
£40.21
£40.21 - £40.21
£40.21
James Gasket Complete Transmission Seal Kit 4-Speed Double Lip
£24.77 - £24.77
£24.77
£24.77 - £24.77
£24.77

James Gasket Complete Transmission Seal Kit 4-Speed Double Lip - JGI-35230-39-K

in stock

DescriptionComplete Transmission Seal KitDesigned for most 4- or 5-speed Big Twin transmissionsMade in the U.S.A.Specifications Style: 4-Speed| Do...

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£24.77 - £24.77
£24.77
£24.77 - £24.77
£24.77
James Gasket Complete Transmission Seal Kit 4-Speed Double Lip
£24.58 - £24.58
£24.58
£24.58 - £24.58
£24.58

James Gasket Complete Transmission Seal Kit 4-Speed Double Lip - JGI-37741-82-K

in stock

DescriptionComplete Transmission Seal KitDesigned for most 4- or 5-speed Big Twin transmissionsMade in the U.S.A.Specifications Style: 4-Speed| Do...

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£24.58 - £24.58
£24.58
£24.58 - £24.58
£24.58
James Gasket Complete Transmission Seal Kit 4-Speed 5-Speed
£26.75 - £26.75
£26.75
£26.75 - £26.75
£26.75

James Gasket Complete Transmission Seal Kit 4-Speed 5-Speed - JGI-12050-K

in stock

DescriptionComplete Transmission Seal KitDesigned for most 4- or 5-speed Big Twin transmissionsMade in the U.S.A.Specifications Units: Kit Produc...

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£26.75 - £26.75
£26.75
£26.75 - £26.75
£26.75
James Gasket Complete Transmission Seal Kit 4-Speed 5-Speed
£26.75 - £26.75
£26.75
£26.75 - £26.75
£26.75

James Gasket Complete Transmission Seal Kit 4-Speed 5-Speed - JGI-12067-AK

in stock

DescriptionComplete Transmission Seal KitDesigned for most 4- or 5-speed Big Twin transmissionsMade in the U.S.A.Specifications Product Name: Seal...

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£26.75 - £26.75
£26.75
£26.75 - £26.75
£26.75
James Gasket Rocker Box Gasket Kit Rubber
£69.88 - £69.88
£69.88
£69.88 - £69.88
£69.88

James Gasket Rocker Box Gasket Kit Rubber - JGI-17030-89

in stock

DescriptionRocker Box Gasket KitMade in the U.S.A.Specifications Units: Kit Type: Rocker Box Product Name: Gasket Kit Riding Style: Street Mat...

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£69.88 - £69.88
£69.88
£69.88 - £69.88
£69.88
James Gasket Kicker Cover Gasket 4-Speed Transmission End Cover Paper 10 Pack
£15.28 - £15.28
£15.28
£15.28 - £15.28
£15.28

James Gasket Kicker Cover Gasket 4-Speed Transmission End Cover Paper 10 Pack - JGI-33295-36

in stock

DescriptionKicker Cover GasketFlexible paper gasket product line utilized the latest in gasket paper technology called MicroPore.These gaskets exhi...

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£15.28 - £15.28
£15.28
£15.28 - £15.28
£15.28
James Gasket Oil Pump Mounting Gasket Paper 10 Pack
£13.81 - £13.81
£13.81
£13.81 - £13.81
£13.81

James Gasket Oil Pump Mounting Gasket Paper 10 Pack - JGI-26495-89

Only 5 left!

DescriptionOil Pump Mounting GasketMade in the U.S.A.Specifications Product Name: Gasket Units: 10 Pack Material: Paper Riding Style: Street T...

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£13.81 - £13.81
£13.81
£13.81 - £13.81
£13.81

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