Schoenfeld - 1.625 in Primary - 3 in Collector - Small Block Chevy (Pair) 1137 195079 and fuel rails

and fuel rails

Manley Valve - Exhaust

Note: Vent tubes must be welded into the collectors

JBA Evol Exhaust Systems

Schoenfeld - 1.625 in Primary - 3 in Collector - Small Block Chevy (Pair) 1137 195079 and fuel railsSchoenfeld 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,