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RCZ · 04-15-2009, 08:52 PM

hmm...that's rotational mass on the wheels. They are talking about sprung weight...also your 1whp/lb is not all that accurate. Taking 40 pounds off the car doesn't feel like adding 40whp. Maybe more like .25whp/1lb I would believe.

04-15-2009, 08:52 PM	#173 (permalink)
RCZ A True Z Fanatic Join Date: Nov 2008 Location: Miami Posts: 6,403 Drives: '09 370Z Rep Power: 1118	hmm...that's rotational mass on the wheels. They are talking about sprung weight...also your 1whp/lb is not all that accurate. Taking 40 pounds off the car doesn't feel like adding 40whp. Maybe more like .25whp/1lb I would believe.