Schoenfeld "H" Style Crate Engine Crossover Headers - SB Chevy - 1-5/8", 1-3/4" Tube Diameter - 3" x 8" Collectors 473 and are designed for valve

and are designed for valve stem locks with a 10 degree taper

or a high-performance pickup truck

NPT Male to AN Flare Adapter

2017-2017 Rolls-Royce Dawn

Schoenfeld "H" Style Crate Engine Crossover Headers - SB Chevy - 1-5/8", 1-3/4" Tube Diameter - 3" x 8" Collectors 473 and are designed for valveConventional Crossover Headers. *H style fits Howe, Port City and stock clip cars. (Different #7 cylinder) Fits Bemco, Hamke, Howe, Lefthander and Port City 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