S&S Cycle 36-84 BT 3-7/16in x Up To 4-3/4in Stroke HC Piston Set - Standard

These 3-7/16" standard bore, standard compression stroker pistons are part of an S&S stock bore stroker kit for 1936-'84 HD® big twins, and are designed to be used in conjunction with S&S® stroker flywheels. Flywheels of the following strokes may be used for the following displacements: 4-1/2" stroke - 84" @ 8.4:1 compression, 4-5/8" stroke - 86" @ 9.4:1 compression, 4-3/4" stroke - 88" @10.8:1 compression.

This Part Fits:

Year	Make	Model	Submodel
1941-1947	Harley-Davidson	EL	Base
1941-1962	Harley-Davidson	FL	Base
1953,1955-1959	Harley-Davidson	FLF	Base
1958-1959	Harley-Davidson	FLH Duo-Glide	Base
1970-1978	Harley-Davidson	FLH Electra Glide	Base
1955-1957	Harley-Davidson	FLH Hydra-Glide	Base
1955-1959	Harley-Davidson	FLHF	Base
1971-1978	Harley-Davidson	FX Super Glide	Base