Harley Davidson BIG TWINS Gaskets

19 gasket listings for the Harley Davidson BIG TWINS. Material, thickness, number in set and OEM cross-reference for each.

Gasket OEM Number Material Thickness Years
Harley Davidson BIG TWINS Carburetor Bowl gasket outline Carburetor Bowl 27646-71 A 20 mm 1971 - 1975
Harley Davidson BIG TWINS Clutch Cover gasket outline Clutch Cover 25416-70 A 20 mm 1970 - 1984
Harley Davidson BIG TWINS Fr, Cylinder Base gasket outline Fr, Cylinder Base 16776-48 B 30 mm 1948 - 1962
Harley Davidson BIG TWINS Front Cylinder Base gasket outline Front Cylinder Base 16776-63 B 30 mm 1963 - 1984
Harley Davidson BIG TWINS Front Tap Guide gasket outline Front Tap Guide 18634-48A A 20 mm 1948 - 1984
Harley Davidson BIG TWINS Gear Cover gasket outline Gear Cover 25225-70 B 30 mm 1970 - 1992
Harley Davidson BIG TWINS Primary Insp Cover gasket outline Primary Insp Cover 60567-65 B 30 mm 1984 - 1990
Harley Davidson BIG TWINS Rachet Top gasket outline Rachet Top 34824-36 B 30 mm 1936 - 1979
Harley Davidson BIG TWINS Ratchet Adapt Plate gasket outline Ratchet Adapt Plate 34565-52 A 20 mm 1952 - 1979
Harley Davidson BIG TWINS Rear Cylinder Base gasket outline Rear Cylinder Base 16777-48 A 20 mm 1948 - 1962
Harley Davidson BIG TWINS Rear Cylinder Base gasket outline Rear Cylinder Base 16777-63 B 30 mm 1963 - 1984
Harley Davidson BIG TWINS Rear Tap Guide gasket outline Rear Tap Guide 18633-48A B 30 mm 1948 - 1984
Harley Davidson BIG TWINS Shifter Cover gasket outline Shifter Cover 34824-79 A 20 mm 1979 - 1986
Harley Davidson BIG TWINS Starter Cover gasket outline Starter Cover 33295-36 A 20 mm 1936 - 1986
Harley Davidson BIG TWINS Starter Housing gasket outline Starter Housing 31321-80 B 30 mm 1980 - 1986
Harley Davidson BIG TWINS Starter Housing to Primary gasket outline Starter Housing to Primary 31320-80 B 30 mm 1980 - 1986
Harley Davidson BIG TWINS Tappet Block Front gasket outline Tappet Block Front 18634-48C D 15 mm 1948 - 1984
Harley Davidson BIG TWINS Tappet Block Rear gasket outline Tappet Block Rear 18633-48D D 15 mm 1948 - 1984
Harley Davidson BIG TWINS Timing Gear Cover gasket outline Timing Gear Cover 25225-36 A 20 mm 1941 - 1965

Cut Files

Ready-to-cut files for every gasket listed here are available to subscribers. Specifications are free to view.

Subscribe