Recent content by jeff1953

  1. J

    EST Electronic spark control modual

    1993 GMC sierra 3500 454 auto, where is it and what does it look like, because i've changed the one in the distributor and then it would not start put the old one back in fired right up, still throwing a code the ESC or ESM is bad what ever it is that controls the spark on that thing.
  2. J

    The Stupid Engine Questions Thread

    might sound like a plan but I never noticed it loosing any antifreeze and I have 3 different 350 blocks that has the same looking crap in maybe one or two cylinders, Thank you for your input.
  3. J

    The Stupid Engine Questions Thread

    Hey Guy's I have another stupid one, so I have a 1997 vertex 350 in a 1984 GMC truck and it spun a bearing so I pulled the motor clear apart to rebuild, now that i'm down inside the motor #7 cylinder it's all pitted and crappy looking, look's like one that had water sitting in it but the truck...
  4. J

    The Stupid Engine Questions Thread

    ok cool thank you, now I have a better problem in a 1999 5.7 350 vortex has a knocking noise when revved up over 1800 rpm's and does make any noise at idle or up to 1800 rpm's and the answer i have thought is the cam bearings is that an off thought of mine sense I replaced the main and rod...
  5. J

    The Stupid Engine Questions Thread

    I have looked at all those problem sites, not leaking onto the ground that iv'e seen because it's dry under the motor, I have not done a leak down test yet, and a good or higher compression you can still blow oil past the oil rings because a wet cylinder will have a higher compression. I was...
  6. J

    The Stupid Engine Questions Thread

    Hello People, Am I thinking wrong about my high mileage 93 GMC, 3500, 454, 256,000 miles, it's using alot of oil, good compression, new valva seals, no leaks i've seen, so i'm at the thoughts of rebuilding it because I think it's blowing it past the rings, intake, heads something in there, does...
  7. J

    rear wheels

    Just sitting around thinking about my truck, and wondering if any of you all have ever seen or done a swap with wheels from a dually to a single wheel and tire and keep everything else the same and go with a like 10 or a 12 inch wide wheel with one tire like some of the big rigs are, mine is a...
  8. J

    The Stupid Engine Questions Thread

    Ok, I have a couple stupid questions, 1984 S-10 it's a 2.8 and my son wants to swap in a 1991 5.7 350, or a 2002 5.3 LS motor and transmission with both, Now for the stupid-- on a 91 5.7 350 is the intake the same as a older 350 say an 80"s, and where can I find somewhere to rewire for either of...
  9. J

    88-98 Bucket seat alternatives

    So I have the Bucket seats in my 93 GMC 3500, is the a place I can get the factory seat covers for them, the driver seat is ok but the arm rest is torn up and a big hole in it, but if I could buy the original seat covers I would replace both front bucket seat coverings.
  10. J

    The Stupid Engine Questions Thread

    probably to the old heat sender looks like someone put a macanical gauge on it
  11. J

    The Stupid Engine Questions Thread

    Put the o2 sensor in but have not drove, my other problem is the ESC and I replaced it not to long ago because it set a code and it still sets a code after putting a new one in. got any ideas on that, and thank you.
  12. J

    The Stupid Engine Questions Thread

    It was moving some but not enough to work correctly, and when I got the truck they had a K&N filter on it and a lot of oil all over everything so I might have to pull the TBI and clean it all up. what do you think, thank you.
  13. J

    The Stupid Engine Questions Thread

    I have a 1993 GMC c3500 dully 454 auto, it seams to be getting a lot of fuel, I thought about changing the o2 sensor is their something else I should be looking at also.
  14. J

    1993 GMC

    Thank's for the info. I will get it checked out. also with the a/c on it reads about 10 miles an hour fast but you are still going what you set it at before you turned the a/c on.
  15. J

    1993 GMC

    I have a 1993 GMC 3500 454 auto. when i get out on the highway and set the cruse control and then turn on the a/c the speedometer jumps up almost 10 mile per hour is there a short in the a/c control panel, also sometimes the transmission wont shift into 4th gear and you might stop and shut it...
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