Honda PowerBomb Header Coils) Multi-cylinder applications are sold complete

Multi-cylinder applications are sold complete with main bearings (unless otherwise noted)

This is the ideal gauge for the minimalist or custom builder due to its small size

C and D sizes to maximize power and performance while reducing blow-by and oil consumption

Bolt Kit                  1

7/8-inch overall diameter

Honda PowerBomb Header Coils) Multi-cylinder applications are sold completeThe redesigned PowerBomb is a four stroke header that incorporates FMFs patented PowerBomb module at a precise location in the initial stage of the header. By positioning this Bomb at a key point in the system, increased performance and flow is achieved through the expansion and contraction of exhaust sonics through the system. Result is a flow increase of nearly 10%! The outer chamber in the Powerbomb allows the air to expand, cool and ramp back up