Schoenfeld Adjustable Collector IMCA Headers - 1-3/4" to 1-7/8" Diameter - Style 9 Left Collector, Style 8 Right Collector - Standard SB Chevy BM-1.25 Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing

These carburetors feature venturi diameters of 1-3/16 for the primarys and 1-9/16 for the secondarys

012 in Groove

Eliminate Dropping Oil Pan

accurate timing

Schoenfeld Adjustable Collector IMCA Headers - 1-3/4" to 1-7/8" Diameter - Style 9 Left Collector, Style 8 Right Collector - Standard SB Chevy BM-1.25 Engine Coolant Thermostat HousingShorter primaries increase flat torque range with crisp throttle response. 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 turn downs, extensions, tubing bends and elbows, race mufflers, insert mufflers, mandrel bends, exhaust reducers, header