Now that is interesting. On my 2.5 I was down to 1* total above 16 or so psi and below 4k rpm. I assume it's due to the more stable crank trigger, as you suggested. Not having play induced by the...
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Now that is interesting. On my 2.5 I was down to 1* total above 16 or so psi and below 4k rpm. I assume it's due to the more stable crank trigger, as you suggested. Not having play induced by the...
My stock-head/turbo 2.5 was like that, ran out of breath around 5k. It pulled hard till around 4500 though, I spent a LOT of time tweaking the cal. It did run 80mph in the 8th though in a 3300# race...