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  1. J

    Running Rough

    All of you guys having the same problem I had! Very common for this motor! If you think the timing may be a little off it’s really easy to check! You will need a timing light and a 9/16 wrench. Loosen the hold down bolt on the distributor make sure not to turn it while loosening it but make sure...
  2. J

    88 chevy 350 swap

    So youre going from a tbi back to a carb I love it!! I done the same thing with my 92. I dropped an 88 motor in it but I kept the tbi. Some of the sensors are gonna be different. But if you will just swap the old sensors to the new motor whichever ones you can u should be ok. Only thing I would...
  3. J

    Motor swap driving me crazy!!!!

    I definitely know I’m at top dead center on #1 on my compression stroke. I took the valve cover off and watched the valves but when I feel like the piston is actually at top dead center it’s kinda between my marks. The one from factory in the balancer and the one that someone drew on it. If I...
  4. J

    Motor swap driving me crazy!!!!

    Replaced everything from the old motor to the donor. Sensors, throttle body, had to swap over the entire front accessory bracket, everything I could see or think of got swapped. Initially when I first fired the truck up it ran ok it just wouldn’t idle right. When given throttle it seemed to run...
  5. J

    Motor swap driving me crazy!!!!

    Ok so question is that if I ran the motor with the obd pins jumped like I was trying to find the codes could it have fried the brain? It ran for about 30-45 seconds then stopped now it won’t run and if it does hit it dies immediately??
  6. J

    Motor swap driving me crazy!!!!

    so this is my first post on this forum hopefully someone can help me out as I have a few questions!! I have a 92 gmc 1500 4wd had the 5.7 350 tbi and it was knocking so swapped a 88-89 350 into it. Swapped everything over from the original motor to the new one including all the sensors and tbi...
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