220 on 328 with headers, KN intake and custom exhaust.
Originally Posted by pokeybritches
150 whp is reasonable for a M54B25. Where are you pulling the 220 bhp number from? That's like a 30% drivetrain loss. It should be more like 189 bhp with the standard 18% loss.
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Here is dyno sheet. 219 crank but 156whp . 156whp should be on stock 325 at least (here in EU). And some guys here are getting 180whp+ on 328. How ??
His dyno pull
Last edited by dcmsnd; 12-27-2013 at 11:49 AM.