Schoenfeld Conventional Crossover Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy 135H - Pair AA0710AG3R64 To answer these needs

To answer these needs

Package includes:

5" carrier has two large openings

1983-1983 Ford E-350 Econoline

and roundness testing

Schoenfeld Conventional Crossover Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Chevy 135H - Pair AA0710AG3R64 To answer these needsHeaders conform tightly to the cylinder head. "H" series headers #7 tube extended toward the rear and angled up to provide for more clearance for the foot box and chassis bars. Fits Bemco, Coleman, Hamke, Howe, Pre 1998 Lefthander and Port City. 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