Schoenfeld Y Collector - 3-1/2" Pipe Diameter In - 3-1/2" Pipe Diameter Out Seat Belt & Harness Deals Easily adjust the mechanical advance

Easily adjust the mechanical advance with the supplied springs and stop bushings to fit your boat's needs

2-1/4 in Adjustment

Nitrous Control

Light Pattern Drive

Schoenfeld Y Collector - 3-1/2" Pipe Diameter In - 3-1/2" Pipe Diameter Out Seat Belt & Harness Deals Easily adjust the mechanical advanceSchoenfeld Y Collectors provide maximum power at a great price. 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 gaskets, and