Quote:
Originally Posted by Jhunsberger
Certainly do the LS3 seal, you are right there and only takes a few mins and a few bucks to do. You will need different plugs because of the forced induction. I would spend the money and don't he LT4 hpfp and injectors since you are right there as well. And if you want more power later your gonna need the hpfp and injectors anyway. While it's apart, get it done. I deleted my cats too, they were getting hot with the Whipple. I used NGK-6509 plugs. I also needed an LT4 map sensor.
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What was the LT4 map sensor for? And did you end up doing the instal yourself?