Originally Posted by Primus
All this talk about tuning difficulties is really starting to confuse/irritate me. I know little about engines. I'll put that out upfront. Am I wrong in thinking that GM knows how to tune this engine? Certainly they went through and did a little tuning and didn't just drop the engine in. Wouldn't it stand to reason if they were able to do it then others would be able to in a reasonable time frame? I know they've had their hands on the engine for a long time but wouldn't they parlay some of that knowledge to the tuning community?
And what goes into a "tune"?
spark timing fuel trims/ tables af ratio etc etc