S&S CYCLE Super Stock® Engine Case for Big Twin '65-'69, Part Number 31-0010 ALLOY ART The refined split-cushion design separates

The refined split-cushion design separates the seating surface from the lumbar support

Adjustability and fit are prioritized with two waist straps and accordion gussets

pinion shaft gear

minimizing pressure points on the tailbone and back for maximum long-distance comfort

making it one of the most attractive pillion pads available

S&S CYCLE Super Stock® Engine Case for Big Twin '65-'69, Part Number 31-0010 ALLOY ART The refined split-cushion design separatesEngine Case Super Stock Generator Style Stock Bore Big Twin '65 '69 The S&S CYCLE Super Stock engine case for Big Twin models from 1965 to 1969 offers a robust and precision engineered foundation for high performance motorcycle builds. Crafted in the USA, this engine case is designed to accommodate 3. 4375 inch cylinders and features tapped mounting points for gear covers, oil pumps, tappet guides, and timing components, ensuring compatibility with a