Originally Posted by kaos200
If using wrx heads, you can use the stock RS intake manifold, and everything else but you must drill out the manifold bolt holes, and shave some of the plastic on the driver's side valve breather piece (hard to describe, black plastic piece that attaches to top of valve cover, well, guess its not THAT hard to describe)
How much do you need to drill out the bolt holes? do you have any pics showing this by any chance??? I'm thinking of picking up a set of 04 wrx heads mated to a ej257 block with rs Intake manifold...