Point taken on fuel. Saving pennies for new injectors dont want to do the decap mistake. Fuel system is all stock suburban atm. Will check pressure...

Just a quick look at the last log in the list the ST fuel trims are +50% and the LT fuel trims are maxed out at +25%. Are you running open exhaust?...

25lb injectors are not big enough to run with just a cam swap let alone a turbo.

Fuel Pressure Regulator? Often the Corvette fuel filter / fuel pressure regulator is used for an engine swap. Flow rate of the fuel injectors....

that's the bin attached feel free to point out mistakes or just point and laugh. Will the bin tell you what you want to know about the ecu version...

DBW I will have to get back to you with the Numbers off the ECU in a few min Everything is as it was when it came out of the 2003 suburban sans new...

Ok, it’s an engine swap application . . . which leads to more questions: What year is the LM7? What is the PCM part number? DBW or DBC? ...

Thanks. It is from a lm7 swapped 1976 GMC regular cab short bed 4x4 6" lift 35" tires 4.56 gears w/trutrac lockers front and back sm465\n. p205...