Schoenfeld - 1.625 to 1.75 in Primary - 3 in Collector - Small Block Chevy (Pair) 1101V-3 1000182 This seal system is the

This seal system is the best technology from the floating piston seal

It comes with all necessary hardware and has Heli-coiled threads

5 Male Commonly used for oil pressure sensor / line installation on GM LS engines when connecting to the port on the top of the block behind the intake manifold

that follows across the plug gap

Schoenfeld - 1.625 to 1.75 in Primary - 3 in Collector - Small Block Chevy (Pair) 1101V-3 1000182 This seal system is theSchoenfeld Headers 1. 625 to 1. 75 in Primary 3 in Collector Small Block Chevy (Pair) Product Description: Headers 1. 625 to 1. 75 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