Fits Big Twin 1936-1948

and excess relays found on 1999-2003 Harley-Davidson Sportster models (excluding Sportster S)

pre-unit twin while you rebuild the motor or work on the chassis

coped steel bungs are 3/4" diameter and are drilled and tapped all the way through with 3/8"-16 thread

stable grip despite hot or wet conditions

Top End Gasket Kit 1957-1971 Harley-Davidson Sportster Length_1.242" Fits Big Twin 1936-1948This is a complete Top End Gasket Kit for 1957 1971 Harley Davidson Sportsters. James Gaskets are known world wide for their close attention to quality and fit. Made in the USA. For complete fitment see Additional Information below.