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Latest Posts See all new posts
  1. I have a 1992 Chevy Corvette LT1 motor this vehicle seems to shut down after warm up. I have replace the following. MAP sensor, MAF sensor, idle control valve, idle sensor, EGR valve and solenoid, purge solenoid and lines, spark plugs spark plug wires, optispark ignition control module. I just...
  2. New User Introductions
    Hello, I picked up a 94 C4 M6 last month and am gathering what I can about the LT1 engine. This site looks like a great resource! I’ve had 3 LS1 camaros over the years, LT1 sounds like a whole ‘nother animal entirely!
  3. LT1 | LT4 | L99 Engine Tech
    I’ve had it, today at crew car wash my $500 MSD Optispark went out for the third time in the last year and a half. Error code for low and high res showed up. I’m not doing this anymore , what alternatives are there to Optispark that actually work other than the method of using the optical sensor...
  4. PCM tuning & Computer Diagnostics
    Hey all, Im trying to learn TunerPro still over these last few days. However there are a few tables that i dont really understand how changing them effects the various values. PE AFR Correction - RPM and Coolant, CORRCL airflow %, DFCO spark blending, Maf calibration. Overall i would like to...
  5. PCM tuning & Computer Diagnostics
    I have a 12pin OBD1 ALDL cable hooked to my 1994 z28 M6. I literally just today read my base tune and have been looking at it and comparing it to some other free tunes ive found around the web. I have Pace setter long tubes , 1.6 RR and a cold air intake so ive been looking for a tune that fits...
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