prom
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Options for tuning of Gen1 TBI in 2023
Hi, I'm trying to find out what are the options for tuning of the 1990 TBI system these days. From what I've learned the ECU has a PROM memory, a one-time programmable chip that stores the base tune and adjustments are done on the go using inputs mostly from O2 sensors. That's similar to what...- mibars
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- prom tbi tuning
- Replies: 15
- Forum: Engine & Performance
