I got a set of tsp 5.3 2.5 R heads what Im looking for is A great street cam and sometimes track. The car is a weekend toy. It has ls6 intake, slp LT no cats 3.73 gears, full suspension,m6,I also have mahle pistons with a 1cc valve relief, I would like like to be in the mid 400 rwhp range, I still want to be able to drive on the street.I will have it retuned by vette doctors what do you think.