Impco setups are actually very tune-able, including avoidance of leaning out.

However, they need to be set up using a chassis dyno [and an exhaust gas analyser], to get them spot on, with a tech who really knows his stuff backwards.

Last edited by Gadge; 12/09/20 10:05 AM. Reason: add info
Cheers,
Gadge

"ODK Mods can explain it to you, but they can't understand it for you..."

"Crazy can be medicated, ignorance can be educated - but there is no cure for stupid..."