HPs kit tends to have drain back problems. I know, because I have that kit. A better kit would be HPP, THP or Hellion. Even though Hellion hellraiser kit is a low mount like HP, they include parts to prevent drain back issues.
__________________
2004 Black Mach 1
HP Twin 57mm turbo kit tuned by Modular Powerhouse
460rwhp/479rwtq at 7lbs with 10* of timing on a stock block 
|