64-81 NOSR Pontiac Engine Intake Manifold To Water Pump Special Bolt & Washer GF

This bolt has the factory correct hex washered head with a 7/16 hex and a 5/16"-18 thread that is 3-3/4" long. These are exactly like Pontiac used in every way.You will receive exactly what is pictured.The se are a must for a quality restoration.