Search found 2 matches

by raven_tker
Mon Jan 14, 2019 7:42 am
Forum: Civic Si 2006-2011 Americas
Topic: Baseline fuel changes for manifold referenced FPR
Replies: 2
Views: 1197

Re: Baseline fuel changes for manifold referenced FPR

I supposed I should have mentioned that the purpose of the external FPR was for running ethanol. It looks like those changes got me closer to target AFRs, but yes, definitely requires additional retuning.
by raven_tker
Sun Jan 13, 2019 9:31 am
Forum: Civic Si 2006-2011 Americas
Topic: Baseline fuel changes for manifold referenced FPR
Replies: 2
Views: 1197

Baseline fuel changes for manifold referenced FPR

Hey all, I'm running an 07 Si with a Kraftwerks supercharger kit (1000 cc Grams injectors) which has been tuned. I'm adding an external fuel pressure regulator with a 1:1 manifold reference, tapping into the manifold obviously, and I understand that this changes differential fuel pressure across the...