; 3β8 diameter, 12-point headed intake manifold bolts simplify the job of installing and removing many of todayβs aftermarket intake manifolds designed with extremely tight fastener clearances; Kits are manufactured of Grade 8 steel with gold iridite finish and come complete with close-tolerance washers
- For Big Block Chevrolet
- 16pk
- 3β8 -16 x 1-1β4
- 3β8 diameter
- 12-point headed intake manifold bolts make install easy
- Made of Grade 8 steel with gold iridite finish and come complete with close-tolerance washers.