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  1. Drivetrain Mods
    Hi guys, I am a little new to isuzu's and I am looking at giving my trooper a little boost. The stock 90 hp from the 4zd1 in my 86' just is not enough to be able to take my trooper on the highways, so I've been thinking about throwing a turbo on it just to give it a little more kick. I will only...
  2. General Isuzu Discussion
    Hi, my 4ze1 harmonic balancer needs to be replaced and was wondering if the 4zd1 crank pulley could be an option? Mayor issues I see would be that the 4zd1 doesn't seem to go as far back into the crankshaft and that the pulley for the drive pump sticks a bit further. If I manage to align the...
  3. General Isuzu Discussion
    the carburetor on my pickup truck took a dump on me. Thinking about swapping to the Weber over doing a rebuild. I’m running the stock 2.3l 4zd1… Any input on pros/cons or installation would be appreciate. 🤙🤙
  4. Drivetrain Problems
    87 2.3l California car with all the smog jazz recently the float got stuck at a light and the engine ran away lol fun times replaced it with a "rebuild" from auto zone and runs terrible now idle bounces and I lost fast idle at startup ?? and ideas im starting to loose my mind thanks guys
  5. Drivetrain Problems
    Hi everyone! been lurking on this forum and the isuzu p'up forum for over a year, ever since I bought a 1992 pickup rocking the 2.3. I recently redid the head gasket on the 4zd1 and within a few months i noticed the oil light flashing on certain occasions. city driving is mostly fine as far...
  6. Drivetrain Problems
    Hey yall, i have a 92 pickup with a 2.3l that has pretty bad wear between the woodruff key and timing sprocket on the crank shaft. I discovered this while changing my oil pump, timing belt and water pump. If anyone has a spare crankshaft timing pulley/sprocket or information i would appreciate...
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