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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 Rocker Box Gasket Kit Rubber
£93.15 - £93.15
£93.15
£93.15 - £93.15
£93.15

James Gasket Rocker Box Gasket Kit Rubber #JGI-17030-04-X

in stock

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

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£93.15 - £93.15
£93.15
£93.15 - £93.15
£93.15
James Gasket Rocker Box Gasket Kit Steel
£88.48 - £88.48
£88.48
£88.48 - £88.48
£88.48

James Gasket Rocker Box Gasket Kit Steel #JGI-17042-92-X

in stock

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

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£88.48 - £88.48
£88.48
£88.48 - £88.48
£88.48
James Gasket Primary Gasket Gasket Kit Primary Cover Moulded Rubber Paper
£76.76 - £76.76
£76.76
£76.76 - £76.76
£76.76

James Gasket Primary Gasket Gasket Kit Primary Cover Moulded Rubber Paper #JGI-60540-70-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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£76.76 - £76.76
£76.76
£76.76 - £76.76
£76.76
James Gasket Primary Gasket Primary Cover Paper 5 Pack
£82.78 - £82.78
£82.78
£82.78 - £82.78
£82.78

James Gasket Primary Gasket Primary Cover Paper 5 Pack #JGI-60538-81-A

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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£82.78 - £82.78
£82.78
£82.78 - £82.78
£82.78
James Gasket Top End Gasket Kit Metal Silicone
£127.09 - £127.09
£127.09
£127.09 - £127.09
£127.09

James Gasket Top End Gasket Kit Metal Silicone #JGI-17054-05

in stock

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

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£127.09 - £127.09
£127.09
£127.09 - £127.09
£127.09
James Gasket Metal Base Gaskets Front Rear Cylinder Base Rubber Pair
£44.68 - £44.68
£44.68
£44.68 - £44.68
£44.68

James Gasket Metal Base Gaskets Front Rear Cylinder Base Rubber Pair #JGI-16776-63-X1

in stock

DescriptionMetal Base GasketsGenuine James Gasket base gaskets features a steel base with silicone beading on both sidesWill not become brittle or ...

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£44.68 - £44.68
£44.68
£44.68 - £44.68
£44.68
James Gasket Exhaust Port Gasket Kit Chrome Graphite
£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53

James Gasket Exhaust Port Gasket Kit Chrome Graphite #JGI-65324-83-KWG1

in stock

DescriptionExhaust Port Gasket KitKit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washersMade in the USA by James Gas...

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£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53
James Gasket Exhaust Port Gasket Kit Chrome Stainless Steel
£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53

James Gasket Exhaust Port Gasket Kit Chrome Stainless Steel #JGI-65324-83-KW1

in stock

DescriptionExhaust Port Gasket KitKit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washersMade in the USA by James Gas...

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£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53
James Gasket Exhaust Port Gasket Kit Chrome Copper
£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53

James Gasket Exhaust Port Gasket Kit Chrome Copper #JGI-65324-83-KCR1

in stock

DescriptionExhaust Port Gasket KitKit includes gaskets and heavy-duty flange hex nuts or chrome acorn nuts with washersMade in the USA by James Gas...

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£27.53 - £27.53
£27.53
£27.53 - £27.53
£27.53
James Gasket Primary Gasket Primary Cover Foamet®
£53.77 - £53.77
£53.77
£53.77 - £53.77
£53.77

James Gasket Primary Gasket Primary Cover Foamet® #JGI-60547-06-F

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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£53.77 - £53.77
£53.77
£53.77 - £53.77
£53.77
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£76.89 - £76.89
£76.89
£76.89 - £76.89
£76.89

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone #JGI-34901-07-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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£76.89 - £76.89
£76.89
£76.89 - £76.89
£76.89
James Gasket Primary Gasket Primary Cover Foamet®
£53.77 - £53.77
£53.77
£53.77 - £53.77
£53.77

James Gasket Primary Gasket Primary Cover Foamet® #JGI-34901-07-F

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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£53.77 - £53.77
£53.77
£53.77 - £53.77
£53.77
James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack
£135.60 - £135.60
£135.60
£135.60 - £135.60
£135.60

James Gasket Primary Gasket Primary Cover Paper Silicone 5 Pack #JGI-34901-07

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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£135.60 - £135.60
£135.60
£135.60 - £135.60
£135.60
James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone
£76.89 - £76.89
£76.89
£76.89 - £76.89
£76.89

James Gasket Primary Gasket Gasket Kit Primary Cover Paper Silicone #JGI-34901-05-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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£76.89 - £76.89
£76.89
£76.89 - £76.89
£76.89
James Gasket Transmission Gasket/Seal Kit Gasket Kit
£123.15 - £123.15
£123.15
£123.15 - £123.15
£123.15

James Gasket Transmission Gasket/Seal Kit Gasket Kit #JGI-33031-07

in stock

DescriptionTransmission Gasket/Seal KitAvailable with gaskets and sealsMade in the USASpecifications Product Name: Gasket Kit Units: Kit Type: T...

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£123.15 - £123.15
£123.15
£123.15 - £123.15
£123.15
James Gasket Transmission Gasket/Seal Kit Gasket Kit
£137.29 - £137.29
£137.29
£137.29 - £137.29
£137.29

James Gasket Transmission Gasket/Seal Kit Gasket Kit #JGI-33031-06

in stock

DescriptionTransmission Gasket/Seal KitAvailable with gaskets and sealsMade in the USASpecifications Product Name: Gasket Kit Units: Kit Type: T...

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£137.29 - £137.29
£137.29
£137.29 - £137.29
£137.29
James Gasket Replacement Back Plate Gasket Air Cleaner Backplate Paper Silicone 10 Pack
£22.11 - £22.11
£22.11
£22.11 - £22.11
£22.11

James Gasket Replacement Back Plate Gasket Air Cleaner Backplate Paper Silicone 10 Pack #JGI-29583-01-A

in stock

DescriptionReplacement Back Plate GasketThe MicroPore® paper gasket exhibit exceptional fluid resistance and sealability in a wide range of applica...

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£22.11 - £22.11
£22.11
£22.11 - £22.11
£22.11
James Gasket Air Cleaner to Carburetor Gasket Paper 5 Pack
£11.08 - £11.08
£11.08
£11.08 - £11.08
£11.08

James Gasket Air Cleaner to Carburetor Gasket Paper 5 Pack #JGI-29058-SSE

in stock

DescriptionAir Cleaner to Carburetor GasketThe MicroPore® paper gasket exhibit exceptional fluid resistance and sealability in a wide range of appl...

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£11.08 - £11.08
£11.08
£11.08 - £11.08
£11.08
James Gasket Carburetor Intake Manifold Gasket Kit Carburetor to Manifold Seal
£18.83 - £18.83
£18.83
£18.83 - £18.83
£18.83

James Gasket Carburetor Intake Manifold Gasket Kit Carburetor to Manifold Seal #JGI-27002-78

in stock

DescriptionCarburetor Intake Manifold Gasket KitKit contains carb-to-intake seal and two intake-to-cylinder head sealsSpecifications Type: Intake ...

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£18.83 - £18.83
£18.83
£18.83 - £18.83
£18.83
James Gasket Derby/Inspection Cover Gasket Kit Primary Derby Cover Paper Silicone 5 Pack
£53.25 - £53.25
£53.25
£53.25 - £53.25
£53.25

James Gasket Derby/Inspection Cover Gasket Kit Primary Derby Cover Paper Silicone 5 Pack #JGI-25416-06-X

in stock

DescriptionDerby/Inspection Cover Gasket KitHigh-quality Genuine James GasketsFoamet® product line features an aluminium core coated on two sides w...

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£53.25 - £53.25
£53.25
£53.25 - £53.25
£53.25
James Gasket Complete Motor Gasket Kit MLS (Multi-layer Steel) Rubber-Covered Metal
£166.27 - £166.27
£166.27
£166.27 - £166.27
£166.27

James Gasket Complete Motor Gasket Kit MLS (Multi-layer Steel) Rubber-Covered Metal #JGI-17055-99-MLS

in stock

DescriptionComplete Motor Gasket KitContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in the USANo Primary Gask...

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£166.27 - £166.27
£166.27
£166.27 - £166.27
£166.27
James Gasket Complete Motor Gasket Kit MLS (Multi-layer Steel)
£166.27 - £166.27
£166.27
£166.27 - £166.27
£166.27

James Gasket Complete Motor Gasket Kit MLS (Multi-layer Steel) #JGI-17055-05-MLS

in stock

DescriptionComplete Motor Gasket KitContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in the USANo Primary Gask...

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£166.27 - £166.27
£166.27
£166.27 - £166.27
£166.27
James Gasket Complete Motor Gasket Kit Teflon®
£137.22 - £137.22
£137.22
£137.22 - £137.22
£137.22

James Gasket Complete Motor Gasket Kit Teflon® #JGI-17055-05

in stock

DescriptionComplete Motor Gasket KitContains gaskets, oil seals and O-rings necessary to completely rebuild an engineMade in the USANo Primary Gask...

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£137.22 - £137.22
£137.22
£137.22 - £137.22
£137.22
James Gasket Top End Gasket Kit MLS (Multi-layer Steel) Rubber-Covered Metal
£163.22 - £163.22
£163.22
£163.22 - £163.22
£163.22

James Gasket Top End Gasket Kit MLS (Multi-layer Steel) Rubber-Covered Metal #JGI-17054-99-MLS

in stock

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

View full details
£163.22 - £163.22
£163.22
£163.22 - £163.22
£163.22

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