Engine Components

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  TwinPower

  Twin Power 52-90 K XL Mainshaft Bearing Replaces H-D 9025A Left Side

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  £55.64

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  Supports the left side of the mainshaft to help maintain proper alignment and smooth shiftingThis Part Fits: Year Make Model Submodel 1952-1954 Harley-Davidson K Base 1955-1956 Harley-Davidson...
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  TwinPower

  Twin Power 80-99 Big Twin 5 Speed Transmission Main and Countershaft Bearing Replaces H-D 8998

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  £14.69

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  Twin Power 80-99 Big Twin 5 Speed Transmission Main and Countershaft Bearing Replaces H-D 8998This Part Fits: Year Make Model Submodel 1980 Harley-Davidson FLH Electra Glide Base 1994-1998 Har...
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  TwinPower

  Twin Power 80-84 5 Speed Big Twin Main Drive Gear Bearing Replaces H-D 8978

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  £45.14

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  Premium replacement for the OEM main drive gear bearing to help restores smooth, quiet 5-speed operationThis Part Fits: Year Make Model Submodel 1980 Harley-Davidson FLH Electra Glide Base 198...
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  TwinPower

  Twin Power 14-Up Touring Models Steering Head Bearing Kit

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  £69.29

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  Kit includes (2) bearings, (2) races and (2) large dust shieldsThis Part Fits: Year Make Model Submodel 2008-2010 BMW G450X Base 2021 Harley-Davidson FLH Electra Glide Revival Base 2023 Harl...
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  TwinPower

  Twin Power 06-17 Dyna 07-17 FLT and Softail Late TC Secondary Cam Chain Replaces H-D 25683-06

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  £46.19

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  The Twin Power™ cam chains have precision-ground side plates for smoother operation. Their specifications and performance are designed to be equivalent or superior to O.E. chains. Made in Japan.Thi...
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  Twin Power 06-17 Dyna 07 Up FLT and Softail Models Late TC and M8 Primary Cam Chain H-D 25675-06

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  £56.69

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  The Twin Power™ cam chains have precision-ground side plates for smoother operation. Their specifications and performance are designed to be equivalent or superior to O.E. chains. Made in Japan.Thi...
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  TwinPower

  Twin Power 99-06 Twin Cam Exc 06 Dyna Cam Chain Primary Replaces H-D 25610-99

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  £74.54

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  The Twin Power™ cam chains have precision-ground side plates for smoother operation. Their specifications and performance are designed to be equivalent or superior to O.E. chains. Made in Japan.Thi...
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  TwinPower

  Twin Power 99-06 Twin Cam Big Twin Except 06 Dyna Cam Chain Secondary Replaces H-D 25607-99

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  The Twin Power™ cam chains have precision-ground side plates for smoother operation. Their specifications and performance are designed to be equivalent or superior to O.E. chains. Made in Japan.Thi...
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  TwinPower

  Twin Power 84-99 Evolution 1340CC Black Cylinder Replaces H-D 1651-83A

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  £476.69

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  Our cylinders are perfect for stock replacement. They all meet or exceed O.E.M. specifications. They are made of aluminum for your Sportster, aluminum with a steel liner for your Evolution and cast...
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  TwinPower

  Twin Power 92-99 Big Twin Polished Oil Pump

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  £472.49

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  A polished aluminum stock replacement type pump available for 73-99 models. Made from polished aluminum, this pump improves oil pressure regulation to all parts of the engine.This Part Fits: Year ...
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  TwinPower

  Twin Power 73-91 Big Twin Polished Oil Pump

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  £524.99

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  A polished aluminum stock replacement type pump available for 73-99 models. Made from polished aluminum, this pump improves oil pressure regulation to all parts of the engine.This Part Fits: Year ...
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  TwinPower

  Twin Power 84-99 1340 cc Evolution Big Twin Aluminum Cylinder Natural Replaces H-D 16510-83A

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  £412.64

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  Our cylinders are perfect for stock replacement. They all meet or exceed O.E.M. specifications. They are made of aluminum for your Sportster, aluminum with a steel liner for your Evolution and cast...
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  TwinPower

  Twin Power 66-84 Shovelhead Shovelhead Rocker Arm Replaces H-D 17360-66 Front Intake Rear Exhaust

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  £62.99

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  A high-quality replacement rocker arm for 66-84 Shovelhead models from Twin Power™. Manufactured to O.E.M. specifications and tolerances.This Part Fits: Year Make Model Submodel 1971-1980 Harley...
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  TwinPower

  Twin Power L75-E84 4 Speed Clutch Release Bearing Kit Replaces H-D 37312-75 Heavy Duty W/O Pushrod

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  £34.64

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  A heavy-duty clutch release bearing kit for 4-speed Big Twins. This kit may be used as an O.E.M. replacement or as a replacement bearing for our clutch release repair kit.This Part Fits: Year Make...
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  TwinPower

  Twin Power 66-79 Shovelhead Black Cylinder 74in Front Replaces H-D 16485-74A

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  £312.89

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  Our cylinders are perfect for stock replacement. They all meet or exceed O.E.M. specifications. They are made of aluminum for your Sportster, aluminum with a steel liner for your Evolution and cast...
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  TwinPower

  Twin Power Rear Sprocket/ Pulley Spacer Replaces H-D 40932-81 .192 Thick Chrome Steel

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  £16.79

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  This pulley spacer is .1922" thick and made from chrome-plated steel. It may be used to achieve the proper spacing of the rear wheel belt pulley or in many custom applications on Sportster and Big ...
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  TwinPower

  Twin Power 66-E79 Shovelhead Pushrod Tube Kit

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  £130.19

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  £130.19

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  Includes lower covers, inner tubes, springs, spring washers, spring covers and spring caps spring covers and spring capsThis Part Fits: Year Make Model Submodel 1971-1979 Harley-Davidson FLH Ele...
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  Twin Power L79-84 Shovelhead Push Rod Tube Kit

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  £136.49

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  Includes lower covers, inner tubes, springs, spring washers, spring covers and spring caps spring covers and spring capsThis Part Fits: Year Make Model Submodel 1979-1980 Harley-Davidson FLH Ele...
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  Twin Power 99-17 Twin Cam Twin Push Rod Tube Kit Adjustable Pushrods OK

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  £142.79

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  Includes lower covers, inner tubes, springs, spring washers, spring covers and spring caps spring covers and spring capsThis Part Fits: Year Make Model Submodel 2012-2016 Harley-Davidson FLD Swi...
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  TwinPower

  Twin Power 73-99 Big Twin Except Twin Cam Oil Pump Gear Replaces H-D 26345-73 24 Teeth

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  £29.39

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  Twin Power's 73-99 Big Twin (except Twin Cam) oil pump gear is engineered for dependable oil delivery, using a 24-tooth design that accurately rives the pump to maintain consistent lubrication, pro...
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  TwinPower

  Twin Power 86-Up XL Natural XL 1200cc Cylinder Replaces H-D 16447-88 (04 and Up Req Fin Clearancing)

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  £434.69

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  Our cylinders are perfect for stock replacement. They all meet or exceed O.E.M. specifications. They are made of aluminum for your Sportster, aluminum with a steel liner for your Evolution and cast...
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  TwinPower

  Twin Power Extended Compensator Nut + 1/2 Inch For Wide Tire Custom Use

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  £28.34

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  £28.34

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  Twin Power™ Extended Compensator Nut +1/2 inch is an extended crankshaft compensator nut designed for wide-tire and custom offset applications, helping retain compensating sprocket assemblies secur...
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  TwinPower

  Twin Power L94-06 Big Twin Transmission Drive Pulley 32 Tooth

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  £116.54

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  £116.54

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  These Twin Power™ transmission drive pulleys are designed as high-quality replacements for stock units, providing reliable power transfer from the transmission to the final drive while maintaining ...
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  TwinPower

  Twin Power 91-17 FXD Dyna Front Motor Mount Replaces H-D 47583-90B

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  £124.94

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  High-quality replacement motor mounts for Dyna models from Twin Power™.This Part Fits: Year Make Model Submodel 2012-2016 Harley-Davidson FLD Switchback Base 1995-2010 Harley-Davidson FXD Dyna...