S&S CYCLE Super Stock® Alternator Style Engine Case — 3.5" bore, Raw – 70-84 Big Twin, 79-84 Touring, 82-84 FXR, 84 Police

Designed for stock-style alternator motors, this cylinder case accepts common bore and stroke combinations and most stock-length connecting rods. 🔧

Precision-machined oil and breather passages, line-honed races, and a machined front mount for an oil filter optimize oil scavenging and serviceability.

The complete kit contains crankcase bolts, washers and nuts, cylinder mounting studs, a timing hole plug, a magnetic drain plug, assorted breather and oil fittings, an oil pressure switch, oil screen with spring and plug, sprocket shaft bearing assembly and oil seal, pinion shaft main bearing race, cam needle bearing assembly, oil pump drive shaft bushing, and full installation instructions. ⚙️

Machined for EFI fitment and manufactured in the USA. 🇺🇸