New 408 E85 build using the Trick Flow Power Port 190 heads

dstemmerman said

Appreciate it. I doubt my car will ever run in lower elevation, but if it does, I will make sure to tune appropriately.

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Pueblo raceway is 4800 ft. With e85, You May run into problems since the required fuel volume is much higher than gasoline. So the afr will slip towards lean more quickly.