180ways2slide
06-17-2009, 03:33 PM
hey guys im running a built sr with an sc61 turbo and the car runs strong but has not been tuned but a friend is running almost a stock sr with cams and a holset hx40 and made mid 3's on 15 psi. my question is how much better is the hx40 over the precision turbo. for the price of the turbo u cant go wrong. what do u guys think... hx 50?? can do also just give me your opinions