Top End

Features a cast or moly top ringReverse torsional taper face second ring and easy "spiral on" three-piece oil rings

In an effort to perfect Milwaukee-Eight® engine valve train geometry, while improving durability, JIMS® has developed performance rocker shafts and proprietary hardwareThe rocker arm shafts are precision machined from a low alloy nickel, chromium,...

4130 stud and nut kit replaces the stock hardware used to secure the rocker shaftsCompared to a stock “bolt”, these JIMS manufactured studs allow the technician the assembly finesse required when torqueing the rocker arm shafts on the cylinder head...

Feuling Oil Pump Corp. Cylinder Head Breathers - M8 3250

Cast from 4340 heat-treated chromoly steelReduce friction in the valve train, providing more horsepower and less heat in the top endInclude 660 bronze bushing fit to .0007" - .0012" for the best wear resistance and oil controlRoller tip made from...

Made from the highest grade materials and heat-treated to JIMS strict standardsFeature a 10?? lock angleWork well with JIMS titanium valve spring retainersMade in the U.S.A. Harley-Davidson -- Electra Glide Classic EFI FLHTCI -- (2000, 1998, 1996, 1997,...

Feuling Oil Pump Corp. Gorilla Rocker Shaft And Bolt Kit 1237

Feuling Oil Pump Corp. Gorilla Rocker Shaft And Bolt Kit 1236 Harley-Davidson -- Dyna Convertible FXDS-CONV -- (2000, 1999); Harley-Davidson -- Wide Glide FXDWG -- (2000, 1999); Harley-Davidson -- Low Rider FXDL -- (2000, 1999); Harley-Davidson --...

Feuling Oil Pump Corp. Gorilla Rocker Shafts 1235

Feuling Oil Pump Corp. Rocker Shaft Shims - 0.003"/0.005"/0.010" - M8 1230

Rocker Shaft Shims - 0.010" - M8 1229

Rocker Shaft Shims - 0.005" - M8 1228