all that stuff has already been done. i was talking to another buddy of mine and he was talking about this stuff thats a fuel additive that actually raises compression significantly. how you guys feel about raising the sr's compression? i'm not too into that idea, but if it helps and wont hurt, why not?SideWays=smiles wrote:I would say go through and do all the little tune up stuff, clean and re gap your spark plugs, clean you MAFs, and check your ignition timing.