Holley HEMI CNC Ported HI-RAM Intake Manifold Port Matching Service by MMX

Send in your Holley HI-RAM Intake manifold for our MMX port matching service! The HI-RAM intake is fantastic intake manifold out of the box, but can be even better with some minor porting! As the intake comes stock, it has port opening dimensions of 1.690×1.845. the stock 6.4/6.2 cylinder heads measure 1.815×1.891! Here at MMX we open the intake up to match perfectly to our CNC ported heads!