Features & Benefits:-
* The S&S Super Stock alternator style crankcases are perfect for stock replacement & for high performance applications.
* Pre-clearanced for strokes up to & including 5″ S&S Super Stock crankcases are compatible with st
P>* 3-13/16″ Bore # SS31-0030.
* 1981–1984 style oil pump. Includes primary scavenge port machining. Machined for 1970 & later alloy primary.
Proudly Made in the USA by S&S Cycle !
