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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 Head Gaskets Cylinder Head Graphite Pair
£45.68 - £45.68
£45.68
£45.68 - £45.68
£45.68

S&S Cycle Head Gaskets - Pair, Graphite, Cylinder Head for Harley-Davidson Touring, Softail, Dyna & FXR 1984-1999

In stock

DescriptionHead Gaskets Head gaskets are made from aramid fibre-reinforced premium graphite material with a steel core, stainless steel fire ring a...

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£45.68 - £45.68
£45.68
£45.68 - £45.68
£45.68
S&S Cycle Head and Base Gasket Kit Cylinder Base Cylinder Head Copper
£106.19 - £106.19
£106.19
£106.19 - £106.19
£106.19

S&S Cycle Head and Base Gasket Kit - Cylinder Base / Cylinder Head, Copper for Harley-Davidson Touring, Softail, Dyna & FXR 1966-1984

In stock

DescriptionHead and Base Gasket Kit Head gaskets are made from aramid fibre-reinforced premium graphite material with a steel core, stainless steel...

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£106.19 - £106.19
£106.19
£106.19 - £106.19
£106.19
S&S Cycle Head Installation Gasket Set Cylinder Base Cylinder Head
£59.13 - £59.13
£59.13
£59.13 - £59.13
£59.13

S&S Cycle Head Installation Gasket Set - Cylinder Base / Cylinder Head / Exhaust for Harley-Davidson Touring, Softail, Dyna & FXR 1983-1999

Low stock

DescriptionHead Installation Gasket Set Contains head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to th...

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£59.13 - £59.13
£59.13
£59.13 - £59.13
£59.13
S&S Cycle Head Installation Gasket Set Cylinder Base Cylinder Head
£65.42 - £65.42
£65.42
£65.42 - £65.42
£65.42

S&S Cycle Head Installation Gasket Set - Cylinder Base / Cylinder Head / Exhaust for Harley-Davidson Touring, Softail, Dyna & FXR 1983-1999

In stock

DescriptionHead Installation Gasket Set Contains head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to th...

View full details
£65.42 - £65.42
£65.42
£65.42 - £65.42
£65.42
S&S Cycle Oil Pump Drive Gear
£39.43 - £39.43
£39.43
£39.43 - £39.43
£39.43

S&S Cycle Oil Pump Drive Gear - Each, Drive / Oil Pump / Supply for Harley-Davidson Touring, Softail, Dyna & FXR 1968-2000

Low stock

DescriptionOil Pump Drive GearOil pump drive gear for Big Twin modelsSpecifications Riding Style: Street Units: Each Product Name: Gear Type: D...

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£39.43 - £39.43
£39.43
£39.43 - £39.43
£39.43
S&S Cycle Oil Pump Idler Gear
£31.72 - £31.72
£31.72
£31.72 - £31.72
£31.72

S&S Cycle Oil Pump Idler Gear - Idler / Oil Pump / Return, Each for Harley-Davidson Touring, Softail, Dyna & FXR 1968-2000

Low stock

DescriptionOil Pump Idler GearOil pump idler gear for Big Twin ModelsSpecifications Riding Style: Street Type: Idler| Oil Pump| Return Units: Ea...

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£31.72 - £31.72
£31.72
£31.72 - £31.72
£31.72
S&S Cycle Oil Pump Drive Gear
£32.69 - £32.69
£32.69
£32.69 - £32.69
£32.69

S&S Cycle Oil Pump Drive Gear - Drive / Oil Pump / Return, Each for Harley-Davidson Touring, Softail, Dyna & FXR 1968-2000

In stock

DescriptionOil Pump Drive GearOil pump drive gear for Big Twin modelsSpecifications Type: Drive| Oil Pump| Return Product Name: Gear Units: Each...

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£32.69 - £32.69
£32.69
£32.69 - £32.69
£32.69
S&S Cycle Oil Pump Idler Gear
Sold out
£39.43 - £39.43
£39.43
£39.43 - £39.43
£39.43

S&S Cycle Oil Pump Idler Gear - Idler / Oil Pump / Supply, Each for Harley-Davidson Touring, Softail, Dyna & FXR 1968-2000

Out of stock

DescriptionOil Pump Idler GearOil pump idler gear for Big Twin ModelsSpecifications Product Name: Gear Riding Style: Street Type: Idler| Oil Pum...

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£39.43 - £39.43
£39.43
£39.43 - £39.43
£39.43
Sold out
S&S Cycle Steel Rotary Breather Gear
£168.95 - £168.95
£168.95
£168.95 - £168.95
£168.95

S&S Cycle Steel Rotary Breather Gear - Each for Harley-Davidson Touring, Softail, Dyna & FXR 1977-1999

In stock

DescriptionSteel Rotary Breather Gear All-steel construction Welded-in screen Higher flow than stock Elongated breather pocket scavenge hole for in...

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£168.95 - £168.95
£168.95
£168.95 - £168.95
£168.95
S&S Cycle Steel Rotary Breather Gear
£106.43 - £106.43
£106.43
£106.43 - £106.43
£106.43

S&S Cycle Steel Rotary Breather Gear - Each for Harley-Davidson Touring, Softail, Dyna & FXR 1977-1999

In stock

DescriptionSteel Rotary Breather Gear All-steel construction Welded-in screen Higher flow than stock Elongated breather pocket scavenge hole for in...

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£106.43 - £106.43
£106.43
£106.43 - £106.43
£106.43
S&S Cycle Bolt-In Sidewinder® 4" Big Bore Kits Cylinder and Piston Kit Black
£1,403.99 - £1,403.99
£1,403.99
£1,403.99 - £1,403.99
£1,403.99

S&S Cycle Bolt-in Sidewinder® 4" Big Bore Kits - Cylinder KIT 4" BORE Bolt-in Siderwinder Wrinkle Black for Harley-Davidson So for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionBolt-In Sidewinder® 4" Big Bore Kits Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine...

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£1,403.99 - £1,403.99
£1,403.99
£1,403.99 - £1,403.99
£1,403.99
S&S Cycle Bolt-In Sidewinder® 4" Big Bore Kits Cylinder and Piston Kit Silver
£1,603.30 - £1,603.30
£1,603.30
£1,603.30 - £1,603.30
£1,603.30

S&S Cycle Bolt-in Sidewinder® 4" Big Bore Kits - Cylinder KIT 4" BORE Bolt-in Siderwinder Silver for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionBolt-In Sidewinder® 4" Big Bore Kits Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine...

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£1,603.30 - £1,603.30
£1,603.30
£1,603.30 - £1,603.30
£1,603.30
S&S Cycle Cylinder & Piston Kit Cylinder and Piston Kit Wrinkle Black
£1,082.62 - £1,082.62
£1,082.62
£1,082.62 - £1,082.62
£1,082.62

S&S Cycle Cylinder & Piston Kit - Cylinder & Piston KIT Black - Wrinkle Black for Harley-Davidson Touring, Softail, Dyna & FXR 1984-1999

In stock

DescriptionCylinder & Piston Kit Cylinder and piston kits contain S&S 3-1/2" bore (80") cylinders and forged pistons, rings, wrist pins, an...

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£1,082.62 - £1,082.62
£1,082.62
£1,082.62 - £1,082.62
£1,082.62
S&S Cycle Cylinder & Piston Kit Cylinder and Piston Kit Natural Aluminium
£1,015.63 - £1,015.63
£1,015.63
£1,015.63 - £1,015.63
£1,015.63

S&S Cycle Cylinder & Piston Kit - Cylinder & Piston KIT Natural - Natural Aluminum for Harley-Davidson Touring, Softail, Dyna & FXR 1984-1999

Low stock

DescriptionCylinder & Piston Kit Cylinder and piston kits contain S&S 3-1/2" bore (80") cylinders and forged pistons, rings, wrist pins, an...

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£1,015.63 - £1,015.63
£1,015.63
£1,015.63 - £1,015.63
£1,015.63
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 & Trike 2007-2017

Low 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 Big Bore Cylinder Kit Silver Aluminium
£1,269.31 - £1,269.31
£1,269.31
£1,269.31 - £1,269.31
£1,269.31

S&S Cycle Big Bore Cylinder Kit - Aluminum - Silver for Harley-Davidson Touring, Softail & Dyna 1999-2006

Low stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

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£1,269.31 - £1,269.31
£1,269.31
£1,269.31 - £1,269.31
£1,269.31
S&S Cycle Big Bore Cylinder Kit Black Aluminium
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50

S&S Cycle Big Bore Cylinder Kit - Aluminum - Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

View full details
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50
S&S Cycle Big Bore Cylinder Kit Silver Aluminium
£1,269.31 - £1,269.31
£1,269.31
£1,269.31 - £1,269.31
£1,269.31

S&S Cycle Big Bore Cylinder Kit - Aluminum - Silver for Harley-Davidson Touring, Softail, Dyna & Trike 2003-2017

Low stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

View full details
£1,269.31 - £1,269.31
£1,269.31
£1,269.31 - £1,269.31
£1,269.31
S&S Cycle Big Bore Cylinder Kit Black Aluminium
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50

S&S Cycle Big Bore Cylinder Kit - Aluminum - Black for Harley-Davidson Touring, Softail, Dyna & Trike 2003-2017

In stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

View full details
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50
S&S Cycle Big Bore Cylinder Kit Silver Aluminium
£1,340.06 - £1,340.06
£1,340.06
£1,340.06 - £1,340.06
£1,340.06

S&S Cycle Big Bore Cylinder Kit - Aluminum - Silver for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

View full details
£1,340.06 - £1,340.06
£1,340.06
£1,340.06 - £1,340.06
£1,340.06
S&S Cycle Big Bore Cylinder Kit Black Aluminium
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50

S&S Cycle Big Bore Cylinder Kit - Aluminum - Black for Harley-Davidson Touring, Softail & Dyna 1999-2006

In stock

DescriptionBig Bore Cylinder Kit Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existin...

View full details
£1,131.50 - £1,131.50
£1,131.50
£1,131.50 - £1,131.50
£1,131.50
S&S Cycle Replacement Silicone Solenoid Caps White Compression Release
£6.37 - £6.37
£6.37
£6.37 - £6.37
£6.37

S&S Cycle Replacement Silicone Solenoid Caps - Compression Release, Each - White for Harley-Davidson Touring, Softail, Dyna & Trike 1999-2017

In stock

DescriptionReplacement Silicone Solenoid Caps Replacement silicone solenoid caps for S&S electronic and manual compression release kits Made in...

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£6.37 - £6.37
£6.37
£6.37 - £6.37
£6.37
S&S Cycle Retro Top-End Conversion Kit Cylinder Aluminium
£4,682.02 - £4,682.02
£4,682.02
£4,682.02 - £4,682.02
£4,682.02

S&S Cycle Retro Top-end Conversion Kit - Aluminum, Cylinder for Harley-Davidson Touring, Softail, Dyna & FXR 1966-1984

Low stock

DescriptionRetro Top-End Conversion Kit Give your Shovelhead engine that nostalgic look of a Panhead Kit consists of a set of S&S P-series cyli...

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£4,682.02 - £4,682.02
£4,682.02
£4,682.02 - £4,682.02
£4,682.02
S&S Cycle Retro Top-End Conversion Kit Cylinder Aluminium
Sold out
£4,157.64 - £4,157.64
£4,157.64
£4,157.64 - £4,157.64
£4,157.64

S&S Cycle Retro Top-end Conversion Kit - Aluminum, Cylinder for Harley-Davidson Touring, Softail, Dyna & FXR 1966-1984

Out of stock

DescriptionRetro Top-End Conversion Kit Give your Shovelhead engine that nostalgic look of a Panhead Kit consists of a set of S&S P-series cyli...

View full details
£4,157.64 - £4,157.64
£4,157.64
£4,157.64 - £4,157.64
£4,157.64
Sold out

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