Mr. Gasket Header Bolt - 8 mm x 1.25 Thread - 25 mm Long - Hex Head - Black Oxide - GM LS-Series / Ford Modular / Mopar Gen III Hemi - Set of 16 UMI Performance Improve Throttle Response

Improve Throttle Response

One-Way Check Valve and Weld-In

4-1/4 in Installed Length

1974-1980 Chevrolet Corvette

The main-body also features an integrated idle bypass valve that allows for idle adjustments while maintaining the correct throttle plate to transfer slot relationship as well as an extended air cleaner flange for easy air scoop attachment when using the available air scoop adapter

Mr. Gasket Header Bolt - 8 mm x 1.25 Thread - 25 mm Long - Hex Head - Black Oxide - GM LS-Series / Ford Modular / Mopar Gen III Hemi - Set of 16 UMI Performance Improve Throttle ResponseMr. Gasket Header Bolts 978G 8mm 1. 25 x 25mm 16 Piece 8 Cylinder Quick and Easy Installation Heat Treated For Strength Ideal For Tight Spaces Grade 5 Material Protective Black Finish Using his own 57 Chevy as a rolling test bed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago (started in 1964). Building a name for himself and his company competing at Cleveland area tracks Norwalk and Dragway 42,