Quote:
Originally Posted by harkes
I think those bent rods might be tune related rather than hardware. Achieving tuned S55 power on a N55 require going PS2+++ on the turbo which not many do; hence the experience tuning these turbos is less and more mistakes are made. Just a theory  |
Quote:
Originally Posted by enemigo13
PS2 is only capable of max max ~550hp, to make 600+ on n55, PS2 is not enough for sure, need to go speedtech, but not many people went that way and almost no info about blown engines..
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N55 bent rods are most likely due to people targeting ~19psi at as early as possible RPM with the stock turbo without great tunes. It's this low RPM extreme cylinder pressures that bend rods.