Posted: Mon Feb 04, 2008 12:01 pm
You need to try better fuel....try Mobil or Amoco.philp69 wrote:Any updates on this? I just picked up a predator and installed both the 93 and 91 r20 tunes on my GC and I'm getting 8-9 deg of KR on the 93 and about 7 with the 91. I run Hess 93 most of the time...
Thanks