Thanks I’ll keep the smaller throttle body in mind - on another forum I’ve heard mixed reviews about if they flow enough. Yes I would look into possibly getting the tools I would need for the GM ECM....

Hey everyone, as per the title I’m looking at converting to TBI with a late 80s 4.3 throttle body. I see lots of good info on here and elsewhere on how to do it. My question is - should I go with a...

Hi all, I’m here as we have a project ‘53 GMC half ton with a Chevrolet 235 I’m looking at converting to EFI. I’ve played around with HPTuners and EFILive but haven’t ‘built’ a system. I’m looking at...