These pump drives feature a CNC milled (not broached) hex
These heads retain the stock intake port location for compatibility with standard manifolds and headers
The RaceQuip 359 Series double layer outseam
Waterproof design
42" (measured from the valley cover flange to the carb pad)
Schoenfeld Gasket SBC SB2 822003 These pump drives feature aSchoenfeld Gasket SBC SB2 1590 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 more. Product Description: