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- Fri Nov 11, 2016 5:26 pm
- Forum: General Motors
- Topic: 400 SBC converted to TBI
- Replies: 1
- Views: 6683
400 SBC converted to TBI
I am running a 400 SBC using a 1227747 ECM. The engine has full headers, a high rise intake, and a TBI from a 350. I originally had the ecm programmed thinking I was going to use a 454 TBI on it (knock sensor is disabled due to false readings on 400sbc), but I was unable to find one. It's running pr...