Schoenfeld - 1.625 in Primary - 3 in Collector - Small Block Chevy (Pair) 1137 JRP2441-AR-68-EMP One 2-1/16 in Hole

One 2-1/16 in Hole

Trim to within

1996-2002 GMC Sonoma

1971-1982 Mercury Marquis

Schoenfeld - 1.625 in Primary - 3 in Collector - Small Block Chevy (Pair) 1137 JRP2441-AR-68-EMP One 2-1/16 in HoleSchoenfeld Headers 1. 625 in Primary 3 in Collector Small Block Chevy (Pair) Product Description: Headers 1. 625 in Primary 3 in Collector Gaskets Hardware Included Steel Black Paint Small Block Chevy Pair Founded in 1974, Schoenfeld Headers is the largest circle track header manufacturer in the world. Schoenfeld Headers is the manufacturer of competition headers, mufflers and exhaust systems. Schoenfeld Headers listen to their customers,