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1989 K1500 5.7 350 TBI running rich and pinging after engine rebuild, LOSING MY MIND

Hi, thanks for taking the time to reply, I appreciate the advice and level of detail. It is the original block, rebuilt by a local old-timer who has been rebuilding engines for 30+ years. I don't have an answer for you as to whether the cam was "degreed or just shoved in 'dot-to-dot'", I'm not...
- poolguybri
- Post #4
- Mar 2, 2023
- Forum: Engine Performance + Maintenance
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1989 K1500 5.7 350 TBI running rich and pinging after engine rebuild, LOSING MY MIND

Also, base timing set to 0 with timing wire unplugged. Fuel pressure is 11 psi Fuel filter was replaced. Knock sensor was replaced. Coolant temp sensor was replaced.
- poolguybri
- Post #2
- Feb 27, 2023
- Forum: Engine Performance + Maintenance
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1989 K1500 5.7 350 TBI running rich and pinging after engine rebuild, LOSING MY MIND

1989 Chevy K1500 5.7 350 TBI. Had motor professionally rebuilt and have been chasing electrical gremlins ever since. Truck ran fine before rebuild, aside from at end of life due to age. Engine was rebuilt to factory specs but with factory-style roller cam instead of the original flat tappet...
- poolguybri
- Thread
- Feb 27, 2023
- pinging running rich surging idle
- Replies: 8
- Forum: Engine Performance + Maintenance