[tyingq]

Some caution required, you can damage your engine by running too lean, for example. Might be good to just start with displaying metrics...

[wolrah]

I'd say it's generally a good idea to stick to "bolt on" style modifications at most for any vehicle you need to count on. Save any real deep tinkering like this for something you can afford to have out of commission.

Personally I'm now contemplating fuel injecting my gokart as a way to learn.