of course its knocking. ;(

Originally Posted by Chuck33079

If I had to guess the reason for it, it was the improper fuel pump install and the lean dyno pulls. If it were a Stillen issue you'd see more of them blowing up, and there hasn't been that many boosted VQ37s that have popped. I'd pin this one on the monkey with the wrench at the dealer. Is there some massive difference in installing a fuel pump on the Z/G platform that would make it difficult? On every other vehicle I've put one in, the hardest part is getting to it. Once it's out, it would take some effort to screw up the rest of the job.