Mr. Gasket Air Cleaner Stud w/ Adapter 91507 2-1/2 in Diameter Hole

2-1/2 in Diameter Hole

Insert design provides a smooth transition over simply removing the restrictor inserts

1968-1968 GMC G25/G2500 Van

3/4 in 30 Spline to 3/4 in Smooth

keep these considerations in mind

Mr. Gasket Air Cleaner Stud w/ Adapter 91507 2-1/2 in Diameter HoleMr. Gasket Universal Air Cleaner Stud 6399 w Adapter Gains More Filter Power Includes Silver Finish Wing Nut 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, Hrudka quickly established Mr. Gasket as the go to gasket source for