Crankcases

Fits all Feuling vented dipsticks and includes replacement K&N filter element, rubber umbrella flapper valve, filter element, set screw, 545 threadlocker and zip ties Made in the U.S.A.

Controls the air under the pistons by maintaining the proper amount of vacuum in the crankcase at any rpm Better seal is achieved due to an increased pressure differential across the compression...

Durable die-cast aluminum construction with premium chrome plating Easy to grip for hassle-free opening and tightening Styled to coordinate with the entire Precision line of engine covers for the...

Contain the required number of ignition cover and oil filler plugs Machined from aircraft-grade aluminum Polished to a mirror finish, then anodized for a one-of-a-kind look

Engine Plug Kits are machined from aircraft-grade aluminum, anodized red and hand polished for a true works look Compatible Vehicles

The S&S crankcase oil passage drilling jig is used to perform crankcase drilling modifications when installing an S&S oil pump assembly on early big twin crankcases Made of hardened steel for...

Standard size replacement for use in cases where original breather gear hole has not been modified Kit comes with standard size breather gear and one of each of the following shims: .100", .110", ...