Quote:
Originally Posted by pontiac rodder
Would like to know if anyone has had any issues using Ram Air exhaust manifolds with aluminum head on a IAII block? Mine seam to touch the block and wondering if it might cause some of my overheating.
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Same issue here with the super long branch round port manifolds. I ended up using a pair of round port header flanges as spacers. Got them new off Ebay years ago.