Schoenfeld D.I.R.T Modified Header 602 Crate 1-5/8in 42050BL along with four spring rate

along with four spring rate options

63%-208% increase is sway bar rate (rear)

Spark Plug

24 in W x 19 in H x 2

Schoenfeld D.I.R.T Modified Header 602 Crate 1-5/8in 42050BL along with four spring rateProduct Description: Headers DIRT Modified 1. 625 in Primary 3 in Collector Steel Black Paint Small Block Chevy Pair 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,