Stainless Works Header Flange SBF 1-5/8" Stock Shaped Port Interior EIBACH CONVENTIONAL FRONT SPRING

EIBACH CONVENTIONAL FRONT SPRING

Once the ECU registers an elevated RPM and opens the valves

Starting with a CNC cut 3/8" thick flanges into 1-5/8" primaries with hi-flow catalytic converters

Direct Bolt-On With In-House CNC Machined Misalignments

Stainless Works Header Flange SBF 1-5/8" Stock Shaped Port Interior EIBACH CONVENTIONAL FRONT SPRINGSmall Block Ford stock rectangular shaped port header exhaust flanges. These flanges come as a pair and are designed for 1 5 8" primaries, these are 2" bolt pattern center to center, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.