The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.

Stock Manifold O-rings for 1990-1999 Big Twin and 1986-2003 XL

S&S Cycle 1986+ XL w/ S&S Manifolds Intake Seal

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.

S&S Cycle 57-78 BT 1-7/8in O-Ring Manifold 225This Part Fits:YearMakeModelSubmodel1977Harley-DavidsonFXS Low RiderBase

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.

The ultimate power boost, the MegaBomb Headers improve performance along the bottom and mid-range powerband. Patented FMF technology combines the benefits of a longer header, with top end peformance of a shorter header.This Part...

The S&S High Flow cast aluminum manifold is is the solution to get top level performance from your Milwaukee-Eight. Built to handle the heat, engineered for unrestricted airflow so you don't lose horsepower.This Part...

Can be used with S&S Super B and Super E carburetors, as well as stock carburetors with a two-bolt mounting pattern

S&S Cycle 57-78 BT 1-7/8in O-Ring Manifold 220This Part Fits:YearMakeModelSubmodel1977Harley-DavidsonFXS Low RiderBase1958-1978Harley-DavidsonXLCHBase1977-1978Harley-DavidsonXLTBase

1 7/8 in. X 3/8 in. Manifold Insulator Block with O-Ring for Super E Carburetors

O-Rng Style, 3/4" W x 20" thick, H-D 27063-57This Part Fits:YearMakeModelSubmodel1977-1978Harley-DavidsonFXS Low RiderBase1958-1978Harley-DavidsonXLCHBase1977-1978Harley-DavidsonXLTBase