Schoenfeld Gasket SB 18 Degree PTT-HM-MT-6B Kit includes a nylon insert

Kit includes a nylon insert and screw type "stacker nut"

OPTIONAL ALUMINUM MOUNTING BRACKETS: KS111 3 Gallon Mounting Kit

This narrow passage makes it considerably difficult to install spark plug wires

Ultra durable TO SURVIVE ON track

Schoenfeld Gasket SB 18 Degree PTT-HM-MT-6B Kit includes a nylon insertSchoenfeld Gasket SB 18 Degree 1540 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: