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Softail – Engine

Browse engine selected for Harley-Davidson Softail motorcycles. Available items span engine components, helping you compare parts intended for different jobs. Each product page provides the application and specification details needed to choose the right option.

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S&S Cycle Piston Kit 80" Stock Big Twin Low Compression
£427.59 - £427.59
£427.59
£427.59 - £427.59
£427.59

S&S Cycle Piston Kit 80" Stock Big Twin - Low Compression for Harley-Davidson Touring, Softail, Dyna & FXR 1936-1984

In stock

DescriptionPiston Kit 80" Stock Big Twin For 80" stock big twin motors Forged pistons for superior strength Piston kits include set of pistons, rin...

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£427.59 - £427.59
£427.59
£427.59 - £427.59
£427.59
S&S Cycle Piston Kit 80" Stock Big Twin Low Compression Sold out
£427.59 - £427.59
£427.59
£427.59 - £427.59
£427.59

S&S Cycle Piston Kit 80" Stock Big Twin - Low Compression for Harley-Davidson Touring, Softail, Dyna & FXR 1936-1984

Out of stock

DescriptionPiston Kit 80" Stock Big Twin For 80" stock big twin motors Forged pistons for superior strength Piston kits include set of pistons, rin...

View full details
£427.59 - £427.59
£427.59
£427.59 - £427.59
£427.59
Sold out
S&S Cycle 110" Power Package Performance Kit Black 585GE Engine
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 110" Power Package Performance Kit - 585GE, Engine - Black for Harley-Davidson Touring, Softail, Dyna & Trike 2006-2017

In stock

Description110" Power Package Performance Kit Cylinder fits to piston; no machining required TC3 cam support plate and TC3 oil pump to ensure consi...

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£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 110" Power Package Performance Kit Silver 585GE Engine
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 110" Power Package Performance Kit - 585GE, Engine - Silver for Harley-Davidson Touring, Softail, Dyna & Trike 2006-2017

Low stock

Description110" Power Package Performance Kit Cylinder fits to piston; no machining required TC3 cam support plate and TC3 oil pump to ensure consi...

View full details
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 110" Power Package Performance Kit Black 585CE Engine
£3,028.90 - £3,028.90
£3,028.90
£3,028.90 - £3,028.90
£3,028.90

S&S Cycle 110" Power Package Performance Kit - 585CE, Engine - Black for Harley-Davidson Touring, Softail, Dyna & Trike 2006-2017

In stock

Description110" Power Package Performance Kit Cylinder fits to piston; no machining required TC3 cam support plate and TC3 oil pump to ensure consi...

View full details
£3,028.90 - £3,028.90
£3,028.90
£3,028.90 - £3,028.90
£3,028.90
S&S Cycle 110" Power Package Performance Kit Silver 585CE Engine
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 110" Power Package Performance Kit - 585CE, Engine - Silver for Harley-Davidson Touring, Softail, Dyna & Trike 2006-2017

In stock

Description110" Power Package Performance Kit Cylinder fits to piston; no machining required TC3 cam support plate and TC3 oil pump to ensure consi...

View full details
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 100" Power Package Engine Performance Kit Wrinkle Black 585GE
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 100" Power Package Engine Performance Kit - 585GE - Wrinkle Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

Description100" Power Package Engine Performance Kit Made in the USA S&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, ...

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£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 100" Power Package Engine Performance Kit Silver 585GE
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 100" Power Package Engine Performance Kit - 585GE - Silver for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

Description100" Power Package Engine Performance Kit Made in the USA S&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, ...

View full details
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 100" Power Package Engine Performance Kit Wrinkle Black 585CE
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 100" Power Package Engine Performance Kit - 585CE - Wrinkle Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

Description100" Power Package Engine Performance Kit Made in the USA S&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, ...

View full details
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
S&S Cycle 100" Power Package Engine Performance Kit Silver 585CE
Sold out
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41

S&S Cycle 100" Power Package Engine Performance Kit - 585CE - Silver for Harley-Davidson Touring, Softail & Dyna 1999-2006

Out of stock

Description100" Power Package Engine Performance Kit Made in the USA S&S 4.000" Big-Bore Cylinders, Piston Kits, S&S 585 Easy Start® Cams, ...

View full details
£3,534.41 - £3,534.41
£3,534.41
£3,534.41 - £3,534.41
£3,534.41
Sold out
S&S Cycle Sidewinder® Big Bore Stroker Engine Performance Kit Black
£3,949.54 - £3,949.54
£3,949.54
£3,949.54 - £3,949.54
£3,949.54

S&S Cycle Sidewinder® Big Bore Stroker Engine Performance Kit - Black for Harley-Davidson Touring, Softail, Dyna & FXR 1970-1984

Low stock

DescriptionSidewinder® Big Bore Stroker Engine Performance Kit Sidewinder Big Bore Stroker Kit Contains nearly everything needed to take a stock 74...

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£3,949.54 - £3,949.54
£3,949.54
£3,949.54 - £3,949.54
£3,949.54
S&S Cycle Sidewinder® Big Bore Stroker Engine Performance Kit Black
£3,949.54 - £3,949.54
£3,949.54
£3,949.54 - £3,949.54
£3,949.54

S&S Cycle Sidewinder® Big Bore Stroker Engine Performance Kit - Black for Harley-Davidson Touring, Softail, Dyna & FXR 1970-1984

Low stock

DescriptionSidewinder® Big Bore Stroker Engine Performance Kit Sidewinder Big Bore Stroker Kit Contains nearly everything needed to take a stock 74...

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£3,949.54 - £3,949.54
£3,949.54
£3,949.54 - £3,949.54
£3,949.54
S&S Cycle 4-1/8" Bore Cylinder Cylinder Kit Black Powder-Coated Aluminium Pair
£962.38 - £962.38
£962.38
£962.38 - £962.38
£962.38

S&S Cycle 4-1/8" Bore Cylinder - Pair, Aluminum - Black / Powder-Coated for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

Description4-1/8" Bore Cylinder Cylinders have a stock bolt pattern Bored slightly under nominal size and are not honed Designed for 124" Hot Set U...

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£962.38 - £962.38
£962.38
£962.38 - £962.38
£962.38
S&S Cycle Top End Kit Cylinder Kit
£3,808.04 - £3,808.04
£3,808.04
£3,808.04 - £3,808.04
£3,808.04

S&S Cycle Top End Kit - TOP END KIT 80" Sh-80 Black for Harley-Davidson Touring, Softail, Dyna & FXR 1979-1984

Low stock

DescriptionTop End Kit Includes a set of S&S Shovelhead-style cylinder heads, a pair of S&S stock bore cylinders (3-7/16" for 74" engines o...

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£3,808.04 - £3,808.04
£3,808.04
£3,808.04 - £3,808.04
£3,808.04
S&S Cycle 124" Hot Set Up® Engine Performance Kit Powder Coated Wrinkle Black Big Bore
£7,392.44 - £7,392.44
£7,392.44
£7,392.44 - £7,392.44
£7,392.44

S&S Cycle 124" Hot Set Up® Engine Performance Kit - Big Bore - Powder Coated / Wrinkle Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

Description124" Hot Set Up® Engine Performance Kit For non-balanced Twin Cam models Converts a stock engine to 124" using the stock crankcases Incl...

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£7,392.44 - £7,392.44
£7,392.44
£7,392.44 - £7,392.44
£7,392.44
Kuryakyn Cylinder Base Timing Hole Cover - Chrome Finned Die-Cast
£82.21 - £82.21
£82.21
£82.21 - £82.21
£82.21

Kuryakyn Cylinder Base Timing Hole Cover - Die-Cast, Finned, Each - Chrome for Harley-Davidson Softail 2007-2017

In stock

DescriptionCylinder Base Timing Hole Cover High-quality, die-cast construction Smooths the transition from the cylinders to the engine cases Easy i...

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£82.21 - £82.21
£82.21
£82.21 - £82.21
£82.21
James Gasket O-Ring Oil Pump Rubber 25 Pack
£6.23 - £6.23
£6.23
£6.23 - £6.23
£6.23

James Gasket O-ring - Oil Pump, Rubber, 25 Pack for Harley-Davidson Touring, Softail, Dyna & Trike 2017-2026

In stock

DescriptionO-RingMade in the USASpecifications Material: Rubber Riding Style: Street Units: 25 Pack Type: Oil Pump Product Name: O-Ring Fitmen...

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£6.23 - £6.23
£6.23
£6.23 - £6.23
£6.23
James Gasket Throttle to Intake O-Ring Seal Oil Rubber Pair
£11.40 - £11.40
£11.40
£11.40 - £11.40
£11.40

James Gasket Throttle to Intake O-ring - Oil, Pair, Rubber for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2017

In stock

DescriptionThrottle to Intake O-RingMade in the USASpecifications Units: Pair Riding Style: Street Type: Oil Product Name: Seal Application: I...

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£11.40 - £11.40
£11.40
£11.40 - £11.40
£11.40
James Gasket Main Drive Gear Seal Kit
£10.93 - £10.93
£10.93
£10.93 - £10.93
£10.93

James Gasket Main Drive Gear Seal Kit - Double Lip, Oil, Each for Harley-Davidson Touring, Softail, Sportster & Dyna 2003-2018

In stock

DescriptionMain Drive Gear Seal KitTop quality main drive gear shaft sealsSpecifications Riding Style: Street Product Name: Seal Application: Ma...

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£10.93 - £10.93
£10.93
£10.93 - £10.93
£10.93
James Gasket Starter O-Ring Smooth Oil Viton 5 Pack
£9.56 - £9.56
£9.56
£9.56 - £9.56
£9.56

James Gasket Starter O-ring - Viton, Smooth, Oil for Harley-Davidson Touring, Softail, Dyna & Trike 2006-2017

In stock

DescriptionStarter O-RingMade in the USASpecifications Application: Crankcase| Starter Motor Units: 5 Pack Riding Style: Street Product Name: O...

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£9.56 - £9.56
£9.56
£9.56 - £9.56
£9.56
James Gasket Pushrod Seal O-Ring Oil Viton 10 Pack
£7.72 - £7.72
£7.72
£7.72 - £7.72
£7.72

James Gasket Pushrod Seal - 10 Pack, Viton, Oil - Brown for Harley-Davidson Touring, Softail, Dyna & Trike 1991-2017

In stock

DescriptionPushrod SealMade in the USASpecifications Application: Pushrod Tube Product Name: O-Ring Units: 10 Pack Riding Style: Street Materi...

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£7.72 - £7.72
£7.72
£7.72 - £7.72
£7.72
James Gasket Rocker Cover Washer Fibre 8 Pack
£6.80 - £6.80
£6.80
£6.80 - £6.80
£6.80

James Gasket Rocker Cover Washer - 8 Pack, Fiber for Harley-Davidson Touring, Softail, Sportster & Dyna 1983-2003

In stock

DescriptionRocker Cover WasherMade in the USASpecifications Units: 8 Pack Product Name: Washer Riding Style: Street Application: Rocker Cover ...

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£6.80 - £6.80
£6.80
£6.80 - £6.80
£6.80
James Gasket Carburetor-to-Intake Manifold Seal Kit
£16.17 - £16.17
£16.17
£16.17 - £16.17
£16.17

James Gasket Carburetor-to-intake Manifold Seal Kit - Gasket KIT Intake Manifold to Cylinder for Harley-Davidson To for Harley-Davidson Touring, Softail, Sportster & Dyna 1978-1985

In stock

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

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£16.17 - £16.17
£16.17
£16.17 - £16.17
£16.17
James Gasket Clutch Hub Nut Seal Kit
£12.03 - £12.03
£12.03
£12.03 - £12.03
£12.03

James Gasket Clutch Hub Nut Seal Kit - SEAL KIT Clutch HUB NUT for Harley-Davidson Touring, Softail, Dyna & FXR 1966-1990

In stock

DescriptionClutch Hub Nut Seal KitClutch hub nut oil seal kit from Genuine James GasketsSpecifications Units: Kit Riding Style: Street Product N...

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£12.03 - £12.03
£12.03
£12.03 - £12.03
£12.03

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