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Pistons, Cylinders & Crankshafts

Browse pistons, cylinders & crankshafts for Harley-Davidson, American V-twin and compatible motorcycle applications. Check the product details and stated fitment before ordering.

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£2,212.72 - £2,212.72
£2,212.72
£2,212.72 - £2,212.72
£2,212.72

S&S Super Stockâ„¢ Engine Case #31-0004

In stock

DescriptionSuper Stock® Big Bore Engine Case3.625" big bore cylinder case for any stroke up to and including 5" and most stock length connecting ro...

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£2,212.72 - £2,212.72
£2,212.72
£2,212.72 - £2,212.72
£2,212.72
£1,614.30 - £1,614.30
£1,614.30
£1,614.30 - £1,614.30
£1,614.30

S&S Super Stockâ„¢ Engine Case #31-0003

In stock

DescriptionSuper Stock® Alternator Style Engine Case3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length conne...

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£1,614.30 - £1,614.30
£1,614.30
£1,614.30 - £1,614.30
£1,614.30
£1,652.66 - £1,652.66
£1,652.66
£1,652.66 - £1,652.66
£1,652.66

S&S Super Stockâ„¢ Engine Case #31-0000

Low stock

DescriptionSuper Stock® Alternator Style Engine Case3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length conne...

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£1,652.66 - £1,652.66
£1,652.66
£1,652.66 - £1,652.66
£1,652.66
£2,101.85 - £2,101.85
£2,101.85
£2,101.85 - £2,101.85
£2,101.85

S&S Super Stockâ„¢ Engine Case #31-0005

In stock

DescriptionSuper Stock® Alternator Style Engine Case3.5" stock bore cylinder case for any stroke up to and including 5" and most stock length conne...

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£2,101.85 - £2,101.85
£2,101.85
£2,101.85 - £2,101.85
£2,101.85
£543.72 - £543.72
£543.72
£543.72 - £543.72
£543.72

S&S Heavy-Duty Connecting Rod Sets #34-7013

In stock

DescriptionHeavy-Duty Connecting Rod SetsHigh-quality, heavy duty rod sets come complete and ready to installSet includes front and rear rods, cran...

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£543.72 - £543.72
£543.72
£543.72 - £543.72
£543.72
£70.26 - £70.26
£70.26
£70.26 - £70.26
£70.26

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 4" Forged Piston +0.010" for Harley-Davidson Touring, Softail, Dyna & FXR 1986-1999

In stock

DescriptionRing Set for S&S PistonsReplacement ring set for S&S PistonsDetailsBore Size : 4,000"Piston Size : +0,010"Product Name : Piston ...

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£70.26 - £70.26
£70.26
£70.26 - £70.26
£70.26
£61.54 - £61.54
£61.54
£61.54 - £61.54
£61.54

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 4" Forged Piston Standard-size for Harley-Davidson Touring, Softail, Dyna & FXR 1986-1999

In stock

DescriptionRing Set for S&S PistonsReplacement ring set for S&S PistonsDetailsUnits : SetBore Size : 4,000"Piston Size : StandardPiston Siz...

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£61.54 - £61.54
£61.54
£61.54 - £61.54
£61.54
£71.37 - £71.37
£71.37
£71.37 - £71.37
£71.37

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 3 5/8" Forged Piston +0.020" for Harley-Davidson Touring, Softail, Dyna & FXR 1986-1999

Low stock

DescriptionTaylor 8mm Spiro-Pro Universal Spark Plug Wire Set. Black – Universal for Use with Pre-Twin Cam… Includes 24" long wires with pre-attach...

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£71.37 - £71.37
£71.37
£71.37 - £71.37
£71.37
£71.37 - £71.37
£71.37
£71.37 - £71.37
£71.37

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 3 5/8" Forged Piston +0.010" for Harley-Davidson Touring, Softail, Dyna & FXR 1986-1999

In stock

DescriptionRing Set for S&S PistonsReplacement ring set for S&S PistonsDetailsUnits : SetBore Size : 3,635"Piston Size : +0,010"Piston Size...

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£71.37 - £71.37
£71.37
£71.37 - £71.37
£71.37
£65.51 - £65.51
£65.51
£65.51 - £65.51
£65.51

S&S Cycle Replacement Ring Set for S&S Pistons - Piston Rings for 3 5/8" Forged Piston Standard-size for Harley-Davidson for Harley-Davidson Touring, Softail, Dyna & FXR 1986-1999

In stock

DescriptionRing Set for S&S PistonsReplacement ring set for S&S Pistons.059” top ringDetailsPiston Size : StandardBore Size : 3,625"Piston ...

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£65.51 - £65.51
£65.51
£65.51 - £65.51
£65.51
£177.80 - £177.80
£177.80
£177.80 - £177.80
£177.80

S&S Cycle Pinion Shaft Gear Kit - Steel for Harley-Davidson Touring, Softail, Dyna & FXR 1983-1989

In stock

DescriptionPinion Shaft Conversion KitMust be used as a set or with OEM equivalentsMade in the U.S.A.DetailsType : Pinion ShaftUnits : KitProduct N...

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£177.80 - £177.80
£177.80
£177.80 - £177.80
£177.80
£2,386.78 - £2,386.78
£2,386.78
£2,386.78 - £2,386.78
£2,386.78

S&S Cycle Super Stock® Generator Engine Case - Kit, A356 T-6 Aluminum Alloy - Natural for Harley-Davidson Touring 1965-1969

In stock

DescriptionSuper Stock Generator Engine CaseCast from A356 T-6 heat-treated aluminium alloyIncludes crankcase bolts, washers and nuts, cylinder mou...

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£2,386.78 - £2,386.78
£2,386.78
£2,386.78 - £2,386.78
£2,386.78
£113.55 - £113.55
£113.55
£113.55 - £113.55
£113.55

S&S Cycle Rocker Arm Stud - Kit - Black / Oxide for Harley-Davidson Touring, Softail, Dyna & Trike 2017-2026

In stock

DescriptionRocker Arm Stud Four required per engine, sold each Zinc-plated 5/16"-18, 5/16"-24 1.910" Made in the U.S.A. SpecificationsColour/Finish...

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£113.55 - £113.55
£113.55
£113.55 - £113.55
£113.55
£1,986.02 - £1,986.02
£1,986.02
£1,986.02 - £1,986.02
£1,986.02

S&S Flywheel Assembly #320-0601

Low stock

DescriptionFlywheel AssemblyPerfect for gear drive camshaftsConsistent balance and precision machiningBalance gear is installed for easy installati...

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£1,986.02 - £1,986.02
£1,986.02
£1,986.02 - £1,986.02
£1,986.02
£1,986.02 - £1,986.02
£1,986.02
£1,986.02 - £1,986.02
£1,986.02

S&S Flywheel Assembly #320-0598

In stock

DescriptionFlywheel AssemblyPerfect for gear drive camshaftsConsistent balance and precision machiningBalance gear is installed for easy installati...

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£1,986.02 - £1,986.02
£1,986.02
£1,986.02 - £1,986.02
£1,986.02
£1,881.02 - £1,881.02
£1,881.02
£1,881.02 - £1,881.02
£1,881.02

S&S Flywheel Assembly #32-2235

In stock

DescriptionFlywheel AssemblyFlywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style...

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£1,881.02 - £1,881.02
£1,881.02
£1,881.02 - £1,881.02
£1,881.02
£28.90 - £28.90
£28.90
£28.90 - £28.90
£28.90

Gardner-Westcott Exhaust Studs #05-61129

In stock

DescriptionExhaust Stud5/16"-18(course thread) - 5/16"- 24(fine thread) x 1-11/16" studMade in the U.S.A.SpecificationsType : ExhaustProduct Name :...

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£28.90 - £28.90
£28.90
£28.90 - £28.90
£28.90
Colony Acorn Front Belt Drive Pulley Nut : Part #DS193813 - Hogparts UK
£13.72 - £13.72
£13.72
£13.72 - £13.72
£13.72

Colony Acorn Front Belt Drive Pulley Nut #7816-1

In stock

DescriptionFront Belt Drive Pulley NutChrome front pulley nut for open primary belt drive applicationsMade in the USASpecificationsType : AcornProd...

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£13.72 - £13.72
£13.72
£13.72 - £13.72
£13.72
Sold out
£33.19 - £33.19
£33.19
£33.19 - £33.19
£33.19

Colony Cylinder Base Studs #8856-8

Out of stock

DescriptionReplacement Cylinder Base StudsHeat-treated for strength and durabilityEqual or surpass original equipmentMade in the USASpecificationsC...

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£33.19 - £33.19
£33.19
£33.19 - £33.19
£33.19
Sold out
£30.91 - £30.91
£30.91
£30.91 - £30.91
£30.91

Colony Replacement Stud Set #8858-8

In stock

DescriptionReplacement Cylinder Stud SetHeat-treated for strength and durabilityEqual or surpass original equipmentSpecificationsUnits : 8 PackProd...

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£30.91 - £30.91
£30.91
£30.91 - £30.91
£30.91
Colony Replacement Cylinder Stud Set : Part #DS189952 - Hogparts UK
£83.13 - £83.13
£83.13
£83.13 - £83.13
£83.13

Colony Replacement Cylinder Stud Set - 8 Pack - Black for Harley-Davidson Sportster & Buell 1986-2022

In stock

DescriptionReplacement Cylinder Stud Set Heat-treated for strength and durability Equal or surpass original equipment Not for '21-'22 Sportster S/R...

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£83.13 - £83.13
£83.13
£83.13 - £83.13
£83.13

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