Nothing really wrong with these except for bolt hole diameters. The two front holes are 5/16-18 and the rest of the holes are clearance holes for 5/16" bolts.
This billet aluminum flange is for welding to your own intake manifold to bolt our Sheetmetal Lid or one of our Intercoolers to it.
- Cut from 1/2” Aluminum plate.
- O-Ring groove on mating surface.
- All mounting holes are for the HiRam bolt pattern and use a 1/4-20" fastener.