S&S Cycle 36-84 BT 3-7/16in x Up To 4-3/4in Stroke HC Piston Set - .050in

These 3-7/16" +.050" 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.

• The modern alloys used in these pistons, coupled with the advanced skirt profiles, allow them to be fit tighter resulting in low engine noise and long engine life
• These pistons are normally used in stock HD® cylinders, and must be purchased separately, based on the required piston oversize

Enhance your Harley Davidson big twin engine with the S&S Cycle 36-84 BT 3-7/16 inch bore stroker pistons, designed specifically for 1936-'84 models. These pistons are engineered to work seamlessly with S&S stroker flywheels, allowing for displacements ranging from 84 to 88 cubic inches depending on the stroke selected. The pistons feature modern alloys and advanced skirt profiles, enabling a tighter fit for reduced engine noise and increased longevity. They are intended for use in stock HD cylinders, which must be purchased separately based on the required piston oversize. This combination ensures optimal performance and durability for your vintage or custom Harley engine rebuild.

Features:

• Bore size: 3-7/16 inches with +.050 inch oversize for precise fit and increased displacement

• Material: Modern alloys for enhanced strength and heat resistance

• Design: Advanced skirt profile for tighter fit, reducing noise and extending engine life

• Compatibility: Designed for 1936-'84 Harley Davidson big twin models, fitting stock cylinders

• Displacement options: Supports various strokes for 84, 86, or 88 cubic inches with appropriate flywheels

• Usage: Must be used with S&S® stroker flywheels and stock HD cylinders (sold separately)

Fitment:
Harley Davidson EL Base 1941
Harley Davidson EL Base 1942
Harley Davidson EL Base 1943
Harley Davidson EL Base 1944
Harley Davidson EL Base 1945
Harley Davidson EL Base 1946
Harley Davidson EL Base 1947
Harley Davidson FL Base 1941
Harley Davidson FL Base 1942
Harley Davidson FL Base 1943
Harley Davidson FL Base 1944
Harley Davidson FL Base 1945
Harley Davidson FL Base 1946
Harley Davidson FL Base 1947
Harley Davidson FL Base 1948
Harley Davidson FL Base 1949
Harley Davidson FL Base 1950
Harley Davidson FL Base 1951
Harley Davidson FL Base 1952
Harley Davidson FL Base 1953
Harley Davidson FL Base 1954
Harley Davidson FL Base 1955
Harley Davidson FL Base 1956
Harley Davidson FL Base 1957
Harley Davidson FL Base 1958
Harley Davidson FL Base 1959
Harley Davidson FL Base 1960
Harley Davidson FL Base 1961
Harley Davidson FL Base 1962
Harley Davidson FLF Base 1953
Harley Davidson FLF Base 1955
Harley Davidson FLF Base 1956
Harley Davidson FLF Base 1957
Harley Davidson FLF Base 1958
Harley Davidson FLF Base 1959
Harley Davidson FLH Duo-Glide Base 1958
Harley Davidson FLH Duo-Glide Base 1959
Harley Davidson FLH Electra Glide Base 1970
Harley Davidson FLH Electra Glide Base 1971
Harley Davidson FLH Electra Glide Base 1972
Harley Davidson FLH Electra Glide Base 1973
Harley Davidson FLH Electra Glide Base 1974
Harley Davidson FLH Electra Glide Base 1975
Harley Davidson FLH Electra Glide Base 1976
Harley Davidson FLH Electra Glide Base 1977
Harley Davidson FLH Electra Glide Base 1978
Harley Davidson FLH Hydra-Glide Base 1955
Harley Davidson FLH Hydra-Glide Base 1956
Harley Davidson FLH Hydra-Glide Base 1957
Harley Davidson FLHF Base 1955
Harley Davidson FLHF Base 1956
Harley Davidson FLHF Base 1957
Harley Davidson FLHF Base 1958
Harley Davidson FLHF Base 1959
Harley Davidson FX Super Glide Base 1971
Harley Davidson FX Super Glide Base 1972
Harley Davidson FX Super Glide Base 1973
Harley Davidson FX Super Glide Base 1974
Harley Davidson FX Super Glide Base 1975
Harley Davidson FX Super Glide Base 1976
Harley Davidson FX Super Glide Base 1977
Harley Davidson FX Super Glide Base 1978