Quote:
Originally Posted by cleatus12r
Believe it or not, the ATS and Banks "Sidewinder" turbo'd IDI trucks would outpull a stock 1st gen. Powerstroke in the lower RPM ranges due to the higher compression ratio. It certainly is surprising how much difference it makes 'downgrading' to 17.5:1 compression ratio of the PSD vs. 21:1 of the IDI when there isn't any boost involved.
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I have heard that the compression ratio in diesels makes a huge difference. I just don't know the exact statistics on this.