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- Mon May 19, 2014 3:44 am
- Forum: Type 1
- Topic: Tuning AFR problem - Z31
- Replies: 0
- Views: 16940
Tuning AFR problem - Z31
I've been having a problem with my Z31 tune. I can't get the low RPMs lean enough while keeping the higher RPMS rich enough. Under boost at WOT I see 11:1-12:1 AFR yet while cruising I get anywhere from 9:1 to 12:1 and it tends to favor the rich side of that hanging out around 9:1 or 10:1. The rich ...