S&S Cycle Engine Case - 3.750" Bore w/Stock Stud Pattern - Wrinkle Black - Twin Cam heat shield Perforations on lower front of

Perforations on lower front of the jacket

100% CNC-machined to achieve quality S&S standards

17% of the protector structure consist of ventilation apertures and are aligned through both layers of the hybrid layers to ensure maximum ventilation

unported heads

S&S Cycle Engine Case - 3.750" Bore w/Stock Stud Pattern - Wrinkle Black - Twin Cam heat shield Perforations on lower front ofFeatures Replacement Twin Cam "A" engine cases for stock H D chassis only (carb and EFI) Features greater overall strength than stock crankcases Strong, dependable Timken style sprocket shaft bearings All passages between the crankcase cam support plate are O ring sealed Compatible with most stock components Includes S&S crankcase breather reed valve designed to eliminate oil carry over and oil scavenging problems Rear motor mount bolts directly to