Sportster – Engine

DescriptionExhaust Port GasketsDesigned to work with Big Twin models' new spherical exhaust port; will also work on earlier style systemsWorks with...

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

DescriptionAdjustable Pushrods0.4375" diameter chromoly steel for maximum strengthMade in the USARocker boxes must be removed for installation or r...

DescriptionAdjustable Pushrods0.4375" diameter chromoly steel for maximum strengthMade in the USARocker boxes must be removed for installation or r...

DescriptionRocker Arm ShaftsMade from bearing quality steel, precision centerless ground66% stronger, preventing damage from radical cam profilesDi...

DescriptionGasket HeadHead gasketSpecifications Product Name: Gasket Kit Type: Cylinder Head Units: Kit Part NumbersItem Number: 09345083Vendor ...

DescriptionScorpion™ Spark Plug Head Bolt CoversCovers add a classy touch to any motorHeld in position with setscrews to prevent noisy rattlingSpar...

DescriptionOil Pressure Sending Unit CoverHigh-quality, chromed, die-cast coverRequires the sending unit to be removed for installationFor single-t...

DescriptionCylinder DowelsDesigned for HD® Evolution OEM replacementMachined from steel and has a black oxide coating for corrosion resistanceCan a...

DescriptionCylinder Stud KitThe complete surface has been ground to remove all the imperfections of standard rough-milled material, which also remo...

DescriptionC630 Valve GuidesPrecision-machined from copper based C63000 nickel-aluminium bronzeCompatible with no-lead fuel and accept any type of ...

DescriptionCast Iron Valve GuidePrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the...

DescriptionCast Iron Valve GuidePrecision-machined from cast ironCompatible with no-lead fuel and accept any type of valve-stem materialMade in the...

DescriptionNitrided ValveOne-piece stainless-steel, stellite-tipped valve is fortified by a special nitrided process with .002" depth and .0002" su...

DescriptionNitrided ValveOne-piece stainless-steel, stellite-tipped valve is fortified by a special nitrided process with .002" depth and .0002" su...

DescriptionNitrided ValveOne-piece stainless-steel, stellite-tipped valve is fortified by a special nitrided process with .002" depth and .0002" su...

DescriptionCompression Release ValveState-of-the-art design to help reduce hot start issues and starter/​battery loadsHave 5-7 Newtons of closing f...

DescriptionCompression Release ValveState-of-the-art design to help reduce hot start issues and starter/​battery loadsHave 5-7 Newtons of closing f...

DescriptionCompression Release ValveState-of-the-art design to help reduce hot start issues and starter/​battery loadsHave 5-7 Newtons of closing f...

DescriptionValve SealSolid Viton seals utilize choker spring and lower tension spring to maintain optimal seal under high heat/stress conditionsFor...

DescriptionRocker Arm BushingsTight dimensional tolerances, have an excellent surface finish, machine well, and have a tapered lead on each end to ...

DescriptionValve Guide KitMade from Manganese that can be easily reamed and honed with battery operated or electric drillHigh concentricity toleran...

DescriptionValve Guide KitMade from Manganese that can be easily reamed and honed with battery operated or electric drillHigh concentricity toleran...