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      01-28-2020, 03:37 PM   #103
F87source
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Drives: Bmw M2
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Quote:
Originally Posted by cecaa850 View Post
N55 STG 1 - 1.221 cc/rev
B58 STG 1 - 1.299 cc/rev.

Disclaimer, I don't know if the pumps are different or if there's slightly more lift on the B58 pump drive lobe and the pumps are the same.
Yup there is more cam lift on the B58 which corresponds to more fuel flow.
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