S&S CYCLE Super Stock® Engine Case for Big Twin '65-'69, Part Number 31-0010 ALLOY ART while the ventilated soft upholstery

while the ventilated soft upholstery ensures luxurious comfort during long rides

making it one of the most attractive pillion pads available

remaining in place even when the pad is removed for convenience

for more performance gaining airflow

Whether upgrading for comfort or style

S&S CYCLE Super Stock® Engine Case for Big Twin '65-'69, Part Number 31-0010 ALLOY ART while the ventilated soft upholsteryEngine 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