91 Octane

MHD Stage 1+ 98, with 95 fuel

gt86 running 91 after changing from e85 that might have had water intrusion causing 20+ fuel trims in long term dropped to 15ish after driving for a while then rises when cold start might be cold start enrichment. currently lowered to +- 10 in car other than load.

1 to 2 ramp