Schoenfeld Racing Muffler - 18" Length - 3-1/2" Core Diameter - 3-1/2" Diameter Inlet, Outlet - 4" Body Diameter 6001BK Program two rev limits and

Program two rev limits and a step retard

Use caution when handling and storing tool

Ball StudSince 1938

Replay using the digital display or connect to a standard AutoMeter tachometer to playback engine RPM on the tachometer dial

Standard volume high pressure performance upgrade of the M342

Schoenfeld Racing Muffler - 18" Length - 3-1/2" Core Diameter - 3-1/2" Diameter Inlet, Outlet - 4" Body Diameter 6001BK Program two rev limits andSchoenfeld mufflers provide economical sound reduction. Check with local sanctioning body to ensure what sound requirements must be met. May not be legal for some sanctioning bodies race tracks. Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including