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      01-28-2020, 03:26 PM   #102
cecaa850
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Drives: 2018 M2
Join Date: May 2018
Location: South East TX.

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Quote:
Originally Posted by Andi-M2 View Post
I can't comprehend the different flow capacity numbers of the Stg1/2 Dorch pumps of B58 and N55. Are these the same pumps for both engines or aren't they?
Also, the numbers of the 'standard' B58 pumps differ in the descriptions for B58 and N55..
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.
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