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Also check to see if the #4 runner is as smooth as the 1-3 runners because most of them are not and you should smooth out the #4 runner for optimal preformance. Great mod for any all mota or boosted car i loved mine very simple install
make sure you have antifreeze before hand/or another car to go and get some. If you are putting this on a stock motor(ie on a b18c in an integra body) get a long extension because there are two bolts on the bottom of the stock manifold attached to a bracket. HTH
yours doesn't fit? your putting that on a d16y6, right? its been so long since I was working on my motor that I can't remember if my shit fit too. I didn't have any problems except that I couldn't get my old studs off the throttle body and had to buy new ones. I like that it eliminates like 75% of the vacuum shit....