17-073 Delkron® Evolution® Style Engine Crank Cases: To take 3-13/16" Cylinders. FOR EVOLUTION Big Twin 84-91. (These Cases are pre-bored to take Sputhe Cylinders & allow your engine to be taken out to 95cu" or 101cu" Depending on what flywheel cylinder/piston configuration you choose)
45-753 S&S® Engine Crankcase assemby 3 5/8" EVOLUTION® B/T Style 84-91 3-5/8" Bore Alternator Crankcase Assembly, Natural Finish Compatible with stock flywheel assemblies, primary covers & gearcovers 1984 - 1991 Big Twin
ZD032700 Stock Generator Cases Panhead & Early Shovelhead 1955-1969 Computer designed and machined cases for Harley Panhead, Shovel-Head 1955-1969 up. Permanent mold cast of A356-T6 aluminum with 1/2" wall sections throughout. Has grey iron inserts that have never moved & never will.