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      01-18-2023, 08:09 PM   #9
chris719
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Drives: '08 M Roadster
Join Date: Oct 2007
Location: NJ

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Quote:
Originally Posted by Alex_M2Hell View Post
Yes still open-deck, I'd rather settle for lower hp rather than convert to closed-deck I guess... do you have an idea how much is it roughly? I did not look into it yet
You are probably already close if you want long term reliability. The Apex ring taxi had an S55 fail with a hairline crack in a cylinder at around 500 WHP after about 23k miles on track. Could be a one-off, and obviously they run it hard, but it's also an S55.
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