I got my 4g63 compression tested, and piston 2 is at about 100ish compression, the rest are around 180probably explains why I had mods for over 300 hp and dynoed at 240Is there anything I can do short of a motor rebuild to fix this ?

Thanks, everyone . . . . I'll be tuning again on May 14 so hopefully we'll richen it up a bit.

Uh, yeahYou fail emissions and they don't let you register your car.

most of the fastest cars use manual boost controllers.

So with an FMIC and 550cc injectors, hard IC pipes and 3" piping from the turbo back would it be safe to try for 20 psi ?

Yeah I get ungodly confused . . . .I have an FMIC, 550cc injectors, 255lph fuel pump, evo 16g, all the plumbing 3" wide from turbo back, hard IC pipes etc etc etc . . . oh, and an S-AFC tuned at about 12.5-13.0:1 AF ratio (starts a lot leaner though, like 15).some people say 18psi is...

Thanks a lot guys.I think I'll switch over to the Extreme Motorsports controller and see what happens.I'll look into getting dynos to post as well.-=>Marc

Hi,I have a 1998 Mitsubishi Eclipse GSX with 59,000 miles on it. I replaced the sparkplugs with one step colder and tuned my S-AFC to a pretty flat A/F ratio of 12.5~13, but my dyno is still very low for my modifications. Do you think the 60,000 mile service will help? Is...

Is there any difference between the AGP ball bearing turbos and the Forced Performance ball bearing turbos ?They both use the GT30 cartridge right?I'm looking at the FP GT3052 and GT3065, and the AGP L1R and L2R - the AGPs have both gotten distgustingly awesome reviews from what I've seen.