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campy · 08-11-2014, 08:54 PM

From what I've read, you will want to start upgrading internals at around 400whp. If I were running a supercharger and nos, I would probably replace the internals just to be safe.

08-11-2014, 08:54 PM	#2
campy No rice, no life Join Date: Dec 2012 Drives: 2013 Asphalt FR-S Location: Jersey Shore Posts: 1,143 Thanks: 266 Thanked 1,019 Times in 388 Posts Mentioned: 7 Post(s) Tagged: 0 Thread(s)	From what I've read, you will want to start upgrading internals at around 400whp. If I were running a supercharger and nos, I would probably replace the internals just to be safe.