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Engine - Gaskets & Kits

Explore gaskets + kits within the engine range, with products grouped for motorcycle servicing, repair and custom work. The selection includes options relating to engine components and gaskets, seals and service parts, subject to current availability. Review the listing-level measurements, supplied parts and fitment information before making a selection.

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James Gasket Replacement Rocker Box Cover Gaskets Lower Rubber-Covered Metal Pair
£30.50 - £30.50
£30.50
£30.50 - £30.50
£30.50

James Gasket Replacement Rocker Box Cover Gaskets - Rubber-Covered Metal, Pair for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2017

In stock

DescriptionReplacement Rocker Box Cover Gaskets Top quality Genuine James gaskets Made in the USA Specifications Material: Rubber-Covered Metal U...

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£30.50 - £30.50
£30.50
£30.50 - £30.50
£30.50
James Gasket Transmission Bearing Cover Gasket Bearing Housing Paper 5 Pack
£29.87 - £29.87
£29.87
£29.87 - £29.87
£29.87

James Gasket Transmission Bearing Cover Gasket - Bearing Housing, Paper, 5 Pack for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionTransmission Bearing Cover Gasket Top quality Genuine James gaskets Made in the USA Specifications Thickness Imperial: 0.031" Units: 5...

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£29.87 - £29.87
£29.87
£29.87 - £29.87
£29.87
Cometic Lower End Gasket Kit for 1998-2003 YAMAHA YZF-R1 1000 Hi-Performance Engine Case Rebuild
£22.54 - £22.54
£22.54
£22.54 - £22.54
£22.54

Cometic Lower End Gasket Kit for 1998-2003 YAMAHA YZF-R1 1000 Hi-Performance Engine Case Rebuild - C8588

In stock

DescriptionLower End Gasket KitContains all gaskets and seals neededMade in the U.S.A.Fitment 1998-2003 YAMAHA YZF-R1 1000 2003 YAMAHA YZF-R1 1000 ...

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£22.54 - £22.54
£22.54
£22.54 - £22.54
£22.54
Cometic Cylinder Base Gasket for 1973-1981 KAWASAKI Fibre
£10.21 - £10.21
£10.21
£10.21 - £10.21
£10.21

Cometic Cylinder Base Gasket for 1973-1981 KAWASAKI Fibre - C8093

Low stock

DescriptionCylinder Base GasketCenter or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirements...

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£10.21 - £10.21
£10.21
£10.21 - £10.21
£10.21
Cometic Personal Watercraft Gasket Kit for 1995-2006 KAWASAKI Hi-Performance Top End
£45.56 - £45.56
£45.56
£45.56 - £45.56
£45.56

Cometic Personal Watercraft Gasket Kit for 1995-2006 KAWASAKI Hi-Performance Top End - C6118

Low stock

DescriptionPersonal Watercraft Gasket KitGasket kits are complete with head, base, reed, intake, manifold and exhaust gasketsGraphite head gaskets ...

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£45.56 - £45.56
£45.56
£45.56 - £45.56
£45.56
Cometic Replacement Head Gasket for 2023-2025 Harley-Davidson Cylinder Head MLS (Multi-layer Steel) Pair
£47.42 - £47.42
£47.42
£47.42 - £47.42
£47.42

Cometic Replacement Head Gasket - Cylinder Head, Pair, MLS (Multi-layer Steel) for Harley-Davidson Touring 2023-2025

In stock

DescriptionReplacement Head Gasket High-quality products for long-term reliability Manufactured from premium fuel-resistant materials that will not...

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£47.42 - £47.42
£47.42
£47.42 - £47.42
£47.42
Cometic Base Gasket for 2021-2024 Harley-Davidson Cylinder Base Steel Viton Pair
£40.89 - £40.89
£40.89
£40.89 - £40.89
£40.89

Cometic Base Gasket - Steel / Viton, Pair, Cylinder Base for Harley-Davidson Pan America 2021-2024

In stock

DescriptionBase Gasket High quality products for long-term reliability Manufactured from premium fuel-resistant materials Viton gaskets features a ...

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£40.89 - £40.89
£40.89
£40.89 - £40.89
£40.89
Cometic Water Pump Installation and Repair Kit for 2006-2015 YAMAHA
£29.38 - £29.38
£29.38
£29.38 - £29.38
£29.38

Cometic Water Pump Installation and Repair Kit for 2006-2015 YAMAHA #C7908WP

Low stock

DescriptionWater Pump Installation and Repair KitKit contains all components needed to properly replace water pump impeller or leaking water pump c...

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£29.38 - £29.38
£29.38
£29.38 - £29.38
£29.38
Cometic Top End Gasket Kit Hi-Performance Rubber Coated Stainless
£17.58 - £17.58
£17.58
£17.58 - £17.58
£17.58

Cometic Top End Gasket Kit Hi-Performance Rubber Coated Stainless #C7737

In stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£17.58 - £17.58
£17.58
£17.58 - £17.58
£17.58
Cometic Top End Gasket Kit Hi-Performance MLX (Multi-Layer-Xtreme)
£61.12 - £61.12
£61.12
£61.12 - £61.12
£61.12

Cometic Top End Gasket Kit Hi-Performance MLX (Multi-Layer-Xtreme) #C3790

Low stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£61.12 - £61.12
£61.12
£61.12 - £61.12
£61.12
Cometic Top End Gasket Kit for 2018-2027 HONDA CRF 250 R Hi-Performance MLS (Multi-layer Steel)
£41.98 - £41.98
£41.98
£41.98 - £41.98
£41.98

Cometic Top End Gasket Kit for 2018-2027 HONDA CRF 250 R Hi-Performance MLS (Multi-layer Steel) #C3735

In stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£41.98 - £41.98
£41.98
£41.98 - £41.98
£41.98
Cometic Top End Gasket Kit for 2017-2018 HONDA CRF 450 R Hi-Performance MLS (Multi-layer Steel)
£53.49 - £53.49
£53.49
£53.49 - £53.49
£53.49

Cometic Top End Gasket Kit for 2017-2018 HONDA CRF 450 R Hi-Performance MLS (Multi-layer Steel) #C3621

Low stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£53.49 - £53.49
£53.49
£53.49 - £53.49
£53.49
Cometic Top End Gasket Kit for 2010-2026 SUZUKI RM-Z 250 Hi-Performance MLS (Multi-layer Steel)
£43.63 - £43.63
£43.63
£43.63 - £43.63
£43.63

Cometic Top End Gasket Kit for 2010-2026 SUZUKI RM-Z 250 Hi-Performance MLS (Multi-layer Steel) #C3408-EST

In stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£43.63 - £43.63
£43.63
£43.63 - £43.63
£43.63
Cometic Top End Gasket Kit for 2022-2026 YAMAHA YZ 125 Hi-Performance
£27.99 - £27.99
£27.99
£27.99 - £27.99
£27.99

Cometic Top End Gasket Kit for 2022-2026 YAMAHA YZ 125 Hi-Performance #C3215

In stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£27.99 - £27.99
£27.99
£27.99 - £27.99
£27.99
Cometic Replacement MLX Head Gasket for 1999-2018 Harley-Davidson Cylinder Head MLX (Multi-Layer-Xtreme) Pair
Sold out
£73.53 - £73.53
£73.53
£73.53 - £73.53
£73.53

Cometic Replacement MLX Head Gasket - Cylinder Head, MLX (Multi-Layer-Xtreme), Pair for Harley-Davidson Touring, Softail & Dyna 1999-2018

Out of stock

DescriptionReplacement MLX Head Gasket Manufactured from premium fuel-resistant materials that will not creep, crack or become brittle 4.125" big b...

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£73.53 - £73.53
£73.53
£73.53 - £73.53
£73.53
Sold out
Cometic Top End Gasket Kit Hi-Performance AFM (Aluminium Foam Material) Steel
£68.95 - £68.95
£68.95
£68.95 - £68.95
£68.95

Cometic Top End Gasket Kit Hi-Performance AFM (Aluminium Foam Material) Steel #C3808

In stock

DescriptionTop End Gasket KitTop end gasket kit includes correct base, head gasket and cylinder O-rings as well as other top end specific O-rings o...

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£68.95 - £68.95
£68.95
£68.95 - £68.95
£68.95
Cometic Gasket, Seal & Gasket Kit for 1999-2017 Harley-Davidson Primary Cover AFM (Aluminium Foam Material)
£6.02 - £6.02
£6.02
£6.02 - £6.02
£6.02

Cometic Gasket, Seal & Gasket Kit - AFM (Aluminum Foam Material), Primary Cover, Each for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2017

In stock

DescriptionGasket, Seal & Gasket Kit Cometic Gasket, Inc., is a leading worldwide supplier of shelf stock, custom and short-run gaskets for the...

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£6.02 - £6.02
£6.02
£6.02 - £6.02
£6.02
Cometic Cylinder Base Gasket for 2017-2024 Harley-Davidson Steel Viton 2 Pack
£24.74 - £24.74
£24.74
£24.74 - £24.74
£24.74

Cometic Cylinder Base Gasket - Steel / Viton, 2 Pack for Harley-Davidson Touring, Softail, Dyna & Trike 2017-2024

Low stock

DescriptionCylinder Base Gasket Center or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirement...

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£24.74 - £24.74
£24.74
£24.74 - £24.74
£24.74
Cometic Clutch Cover Gasket for 2009-2014 YAMAHA YZF-R1 1000 Hi-Performance AFM (Aluminium Foam Material)
£11.57 - £11.57
£11.57
£11.57 - £11.57
£11.57

Cometic Clutch Cover Gasket for 2009-2014 YAMAHA YZF-R1 1000 Hi-Performance AFM (Aluminium Foam Material) #EC1906032AFM

In stock

DescriptionClutch Cover GasketClutch cover gaskets are made form an AFM Material which is a chemically blown, compounded nitrile synthetic rubber b...

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£11.57 - £11.57
£11.57
£11.57 - £11.57
£11.57
Cometic Exhaust Gaskets Hi-Performance
£6.06 - £6.06
£6.06
£6.06 - £6.06
£6.06

Cometic Exhaust Gaskets Hi-Performance #EX657

In stock

DescriptionExhaust GasketsGasket material and construction will vary by application to ensure longevity with leak free performance under all condit...

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£6.06 - £6.06
£6.06
£6.06 - £6.06
£6.06
Cometic Gasket for 2005-2006 YAMAHA YFZ 450 Hi-Performance Magneto Cover EST
£4.02 - £4.02
£4.02
£4.02 - £4.02
£4.02

Cometic Gasket for 2005-2006 YAMAHA YFZ 450 Hi-Performance Magneto Cover EST #EC899032AFM

In stock

DescriptionGasketStator cover gaskets are made from an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an a...

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£4.02 - £4.02
£4.02
£4.02 - £4.02
£4.02
Cometic Clutch Cover Gasket for 2000-2006 KTM EXC Hi-Performance AFM (Aluminium Foam Material)
£13.41 - £13.41
£13.41
£13.41 - £13.41
£13.41

Cometic Clutch Cover Gasket for 2000-2006 KTM EXC Hi-Performance AFM (Aluminium Foam Material) #EC496032AFM

In stock

DescriptionClutch Cover GasketClutch cover gaskets are made form an AFM Material which is a chemically blown, compounded nitrile synthetic rubber b...

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£13.41 - £13.41
£13.41
£13.41 - £13.41
£13.41
Cometic Clutch Cover Gasket for 1987-2006 YAMAHA YFZ 350 Hi-Performance AFM (Aluminium Foam Material)
£8.42 - £8.42
£8.42
£8.42 - £8.42
£8.42

Cometic Clutch Cover Gasket for 1987-2006 YAMAHA YFZ 350 Hi-Performance AFM (Aluminium Foam Material) #EC318032AFM

In stock

DescriptionClutch Cover GasketClutch cover gaskets are made form an AFM Material which is a chemically blown, compounded nitrile synthetic rubber b...

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£8.42 - £8.42
£8.42
£8.42 - £8.42
£8.42
Cometic Gasket for 2006-2009 SUZUKI LT-R 450 2X4 Hi-Performance Magneto Cover EST
£13.79 - £13.79
£13.79
£13.79 - £13.79
£13.79

Cometic Gasket for 2006-2009 SUZUKI LT-R 450 2X4 Hi-Performance Magneto Cover EST #EC1120032AFM

In stock

DescriptionGasketStator cover gaskets are made from an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an a...

View full details
£13.79 - £13.79
£13.79
£13.79 - £13.79
£13.79

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