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  1. E

    afr 165 valve springs

    I have a set of the early pedestal mount afr 165's on my car and i believe i'm experiencing valve float. The valve springs are the standard afr springs and now have about 60k on them. I was looking at purchasing the crane 987's, and was wondering if anybody had used these? I know ed curtis has...
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    Finally dynoed my car

    I was finally able to dyno my car yesterday, been waiting a long time and finally had the chance, and here's how it went... 295 horspower at 5500 and 327 ft-lbs at 3900. Oh yeah, the car is still speed density with a stock fuel pump and injectors with about 186k on them. The car started breaking...
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    re-degree the cam?

    I'm currently running all the stuff in my signature, with the b303 having been degreed in 2 degrees advance. I'm now wondering if i should try going straight up to shave a little more time at the drag strip? If anybody has any suggestions it'd be much appreciated. The car is half apart right...
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    Help improve my combo!

    Alright, i was just wondering if anybody would have some suggestions to help propel my car a little lower into the 12's than it currently runs (12.50's) I'd like to run 20's or low 30's but am not sure on what to change to gain a little more power. Currently i'm running what's in the signature...
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    ls1 injectors?

    I was just curious if anybody has tried, or knows how well ls1 injectors work in a 5.0. I got a set for free from a 98 firebird (25.2 lb/hr) and was going to replace my 185k mile stock injectors with them. My car is speed density and i have an afpr. Thanks for any input
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    My track times good or bad?

    I have a 2001 gt five speed with a mac prochamber, magnaflow mufflers, richmond 4:10s, diablo predator and a k&n and my best time was a 13.78 at 102 mph. Is this about what it should run or am i a little bit off? Oh yeah this was on bfg kdws 275/40/17's
  7. E

    part-throttle miss?

    What could cause a miss/bucking at part throttle? It seems to clear out and run pretty good once you get over 1/2 throttle, but i can't even try to maintain a steady speed or the thing bucks and misses like crazy. I've already changed the TPS and MAP sensor, neither of which seemed to change...
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