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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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S&S Cycle Enrichment Device Save 8% Save %
£43.31
£43.31 - £43.31
£43.31
£39.66
£39.66 - £39.66
£39.66

S&S Cycle Enrichment Device - Each, Super B - Gold / Silver for Harley-Davidson Touring, Softail, Sportster & Dyna 1984-2003

In stock

DescriptionMade in the U.S.A.Fitment 1984-1985 Harley Davidson FLH 1340 Electra Glide Standard 1994-1998 Harley Davidson FLHR 1340 Road King 1998 H...

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£43.31
£43.31 - £43.31
£43.31
£39.66
£39.66 - £39.66
£39.66
Save 8% Save %
S&S Cycle Air Filter Save 8% Save %
£37.83
£37.83 - £37.83
£37.83
£34.65
£34.65 - £34.65
£34.65

S&S Cycle Replacement Air Filter - Super E and G, Each - Black / Red for Harley-Davidson Touring, Softail, Sportster & Dyna 1984-2022

In stock

DescriptionReplacement Air Filter Replacement air filter for S&S Teardrop air cleaners Made in the USA Replacement air filter for part #'s DS-2...

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£37.83
£37.83 - £37.83
£37.83
£34.65
£34.65 - £34.65
£34.65
Save 8% Save %
S&S Cycle Stealth Air Cleaner for Various Various Harley-Davidson Motorcycles (See Fitment List) Save 8% Save %
£199.50
£199.50 - £199.50
£199.50
£182.71
£182.71 - £182.71
£182.71

S&S Cycle Super Stock™ Stealth Air Cleaner Kit - Aluminum, CV / Super Stock - Black for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2015

In stock

DescriptionSuper Stock™ Stealth Air Cleaner Kit Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and...

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£199.50
£199.50 - £199.50
£199.50
£182.71
£182.71 - £182.71
£182.71
Save 8% Save %
S&S Cycle Super Stock Stealth Air Cleaner Kit for Various Various Harley-Davidson Motorcycles (See Fitment List) Sold out
£220.99
£220.99 - £220.99
£220.99
£202.46
£202.46 - £202.46
£202.46

S&S Cycle Super Stock™ Stealth Air Cleaner Kit - CV / Super Stock, Aluminum - Black for Harley-Davidson Touring, Softail, Dyna & FXR 1993-1999

Out of stock

DescriptionSuper Stock™ Stealth Air Cleaner Kit Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and...

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£220.99
£220.99 - £220.99
£220.99
£202.46
£202.46 - £202.46
£202.46
Sold out
James Gasket Exhaust Gaskets Exhaust Port Pair
£13.10 - £13.10
£13.10
£13.10 - £13.10
£13.10

James Gasket Exhaust Gaskets - Pair, Exhaust Port for Harley-Davidson Touring 2026

In stock

DescriptionExhaust Gaskets High-quality exhaust port gaskets Made in the USA by James Gaskets Available in dealer packs of five (sold each), dealer...

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£13.10 - £13.10
£13.10
£13.10 - £13.10
£13.10
Drag Specialties Original-Style Gas Cap Fuel Cap Chrome Silver Big Twin XL Vented Stamped Steel
£9.02 - £9.02
£9.02
£9.02 - £9.02
£9.02

Drag Specialties Original-style Gas Cap - Stamped Steel, Vented, Each - Chrome for Harley-Davidson Touring & Sportster 1936-1972

In stock

DescriptionOriginal-Style Gas Cap Replacement gas caps for OEM and custom tanks Will not fit screw-in type tanks. Specifications Type: Vented Mat...

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£9.02 - £9.02
£9.02
£9.02 - £9.02
£9.02
Drag Specialties Screw-In Gas Cap Fuel Cap Chrome Silver Vented Stainless Steel
£15.75 - £15.75
£15.75
£15.75 - £15.75
£15.75

Drag Specialties Screw-in Gas Cap - Stainless Steel, Vented, Each - Chrome for Harley-Davidson Touring, Softail, Sportster & Dyna 1982-1996

In stock

DescriptionScrew-In Gas CapFeatures a provision for evaporative emissions control equipmentSpecifications Material: Stainless Steel Colour/Finish...

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£15.75 - £15.75
£15.75
£15.75 - £15.75
£15.75
Drag Specialties Chrome Intake Manifold Flange Silver Pair
£20.21 - £20.21
£20.21
£20.21 - £20.21
£20.21

Drag Specialties Chrome Intake Manifold Flange - Pair for Harley-Davidson Touring, Softail, Sportster & Dyna 1986-2006

In stock

DescriptionChrome Intake Manifold Flange Chrome flanges replace the stock flanges Sold in pairs Specifications Riding Style: Street Type: Flange ...

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£20.21 - £20.21
£20.21
£20.21 - £20.21
£20.21
Drag Specialties Replacement Gas Tank Bung Chrome Silver Vented Fuel Tank Aluminium
£6.11 - £6.11
£6.11
£6.11 - £6.11
£6.11

Drag Specialties Replacement Gas Tank Bung - Vented, Aluminum, Each - Chrome

In stock

DescriptionReplacement Gas Tank Bung Weld-in style bungs used for custom-mounting filler hole in fuel tanks Accepts '84-E'96 screw-in gas caps Spec...

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£6.11 - £6.11
£6.11
£6.11 - £6.11
£6.11
Drag Specialties Spin-On Oil Filter Black Standard
£8.24 - £8.24
£8.24
£8.24 - £8.24
£8.24

Drag Specialties Spin-on Oil Filter - Each, Standard - Black for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2026

In stock

DescriptionSpin-On Oil FilterHigh-quality spin-on filters are a dependable replacementSpecifications Riding Style: Street Style: Standard Colour...

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£8.24 - £8.24
£8.24
£8.24 - £8.24
£8.24
Drag Specialties Spin-On Oil Filter Chrome Silver Standard
£10.24 - £10.24
£10.24
£10.24 - £10.24
£10.24

Drag Specialties Spin-on Oil Filter - Standard, Each - Chrome for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2026

In stock

DescriptionSpin-On Oil FilterHigh-quality spin-on filters are a dependable replacementSpecifications Style: Standard Colour/Finish: Chrome Type:...

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£10.24 - £10.24
£10.24
£10.24 - £10.24
£10.24
Save 8% Save %
£258.73
£258.73 - £258.73
£258.73
£236.93
£236.93 - £236.93
£236.93

Arlen Ness Big Sucker™ Stage I Air Filter Kit - Steel - Black / Wrinkle for Harley-Davidson Sportster 1988-2022

In stock

DescriptionBig Sucker™ Stage I Air Filter Kit Each hidden breather is O-ringed at the heads and exits at the mouth of the injector/carb to provide ...

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£258.73
£258.73 - £258.73
£258.73
£236.93
£236.93 - £236.93
£236.93
Save 8% Save %
Vance & Hines Exhaust Port Gaskets Pair
Sold out
£15.45 - £15.45
£15.45
£15.45 - £15.45
£15.45

Vance & Hines Exhaust Port Gaskets - Pair for Harley-Davidson Touring, Softail, Sportster & Dyna 1986-2026

Out of stock

DescriptionExhaust Port Gaskets Designed to work with Big Twin models' new spherical exhaust port; will also work on earlier style systems Works wi...

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£15.45 - £15.45
£15.45
£15.45 - £15.45
£15.45
Sold out
£13.76 - £13.76
£13.76
£13.97
£13.97 - £13.97
£13.97

Drag Specialties Mini Crankcase Vent Filter - Clamp-On, Each - Chrome / Red

In stock

DescriptionMini Crankcase Vent Filter Has a 1/4" mounting tab and accepts a 3/8" i.d. hose Features chrome end caps with washable, reusable filter ...

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£13.76 - £13.76
£13.76
£13.97
£13.97 - £13.97
£13.97
S&S Cycle Oil Filter Chrome Silver Canister Steel
£15.99 - £15.99
£15.99
£15.99 - £15.99
£15.99

S&S Cycle Oil Filter - Each, Steel, Canister - Chrome for Harley-Davidson Touring, Softail, Sportster & Dyna 1984-2022

In stock

DescriptionOil Filter Sturdy steel canister houses the finest filtering media and internal components available Canister is slightly smaller in dia...

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£15.99 - £15.99
£15.99
£15.99 - £15.99
£15.99
£5.44 - £5.44
£5.44
£5.53
£5.53 - £5.53
£5.53

Drag Specialties Replacement Inspection Cover Gasket - Billet Aluminum, Kit for Harley-Davidson Sportster 2004-2015

In stock

DescriptionReplacement Inspection Cover GasketMachined from billet aluminium; includes gasket and hardwareSpecificationsUnits : KitProduct Name : G...

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£5.44 - £5.44
£5.44
£5.53
£5.53 - £5.53
£5.53
£54.87 - £54.87
£54.87
£55.71
£55.71 - £55.71
£55.71

Drag Specialties Motor Mount - Each, Urethane - Black for Harley-Davidson Touring, FXR & Buell 1982-2008

In stock

DescriptionMotor Mount Urethane motor mount specially designed to out-last and out-dampen the OEM part Provide superior damping and durability comp...

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£54.87 - £54.87
£54.87
£55.71
£55.71 - £55.71
£55.71
Save 14% Save %
£113.61
£113.61 - £113.61
£113.61
£97.82
£97.82 - £97.82
£97.82

Kuryakyn Mesh Gas Cap – 1983–2018 H-D

Low stock

Description Satin black. Vented. Right side. Right hand threaded. The rugged look. Manufactured from three individual pieces; an aluminum outer fra...

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£113.61
£113.61 - £113.61
£113.61
£97.82
£97.82 - £97.82
£97.82
Save 14% Save %
Save 7% Save %
£21.38
£21.38 - £21.38
£21.38
£19.82
£19.82 - £19.82
£19.82

MCS Starter Valve, Keihin CV Carburetor – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description Used under starter cap on left side of carb body. OEM replacement reference 27583-88. Fitment 90-06 Big Twin; 88-06 XL Sportster. With ...

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£21.38
£21.38 - £21.38
£21.38
£19.82
£19.82 - £19.82
£19.82
Save 7% Save %
Save 16% Save %
£5.71
£5.71 - £5.71
£5.71
£4.77
£4.77 - £4.77
£4.77

MCS Starter Cap, CV Carburetor – 1990–2006 Big Twin; 1988–2006 XL…

Low stock

Description OEM replacement reference 27581-88. Fitment 90-06 Big Twin; 88-06 XL Sportster. With CV carburetor (NU) Product Details Brand: MCS C...

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£5.71
£5.71 - £5.71
£5.71
£4.77
£4.77 - £4.77
£4.77
Save 16% Save %
£5.87 - £5.87
£5.87
£5.89
£5.89 - £5.89
£5.89

MCS Air Cleaner Breather Tube – 2000–2015 Softail; 2001–2007 Dyna…

Low stock

Description Rubber; stock replacement for stock oval air cleaners Fitment 00-15 Softail; 01-07 Dyna; 99-07 FLT/Touring (NU) Product Details Brand...

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£5.87 - £5.87
£5.87
£5.89
£5.89 - £5.89
£5.89
Save 9% Save %
£24.53
£24.53 - £24.53
£24.53
£22.22
£22.22 - £22.22
£22.22

MCS Fuel Pressure Regulator – 2008–2017 Softail; 2004–2017 Dyna…

Low stock

Description Replacement fuel pressure regulator for fuel injected models. OEM replacement reference 61015-04A Fitment 08-17 (NU) Softail; 04-17 (NU...

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£24.53
£24.53 - £24.53
£24.53
£22.22
£22.22 - £22.22
£22.22
Save 9% Save %
Save 3% Save %
£21.45
£21.45 - £21.45
£21.45
£20.80
£20.80 - £20.80
£20.80

Namz 18 mm to 12 mm Exhaust Sensor Bung Reducer Set – 2012–2017 Softail; Dyna (with Pre-2012…

In stock

Description Used in custom applications to reduce exhaust sensor thread from 18mm x 1.50 to 12mm x 1.25 so late H-D models; equipped with 12mm oxyg...

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£21.45
£21.45 - £21.45
£21.45
£20.80
£20.80 - £20.80
£20.80
Save 3% Save %
Sold out
£8.94
£8.94 - £8.94
£8.94
£8.26
£8.26 - £8.26
£8.26

Cometic Cylinder Base Gasket Set. Fibre 3-5/8" Big Bore – 1963–1965 Panhead; 1966–1984 Shovelhead.…

Out of stock

Description Front & rear gasket for one engine. .020" fiber; a premium hi-temperature; hi-density creep resistant material that requires no re-...

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£8.94
£8.94 - £8.94
£8.94
£8.26
£8.26 - £8.26
£8.26
Sold out

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