ZR-1 Net Registry Forums - View Single Post

Aurora40 · 07-10-2009

FYI, you can compute it. At any speed in any gear, the rpm's will be 1.188 times as high as it was stock.

@80mph, stock is around 1,850rpm. With 4.10's that would be 2,200.

07-10-2009	#6
Aurora40 Join Date: May 2005 Location: Leesburg, VA Posts: 2,704	Re: RPM @ 80mph with 4.10 vs 3.45? FYI, you can compute it. At any speed in any gear, the rpm's will be 1.188 times as high as it was stock. @80mph, stock is around 1,850rpm. With 4.10's that would be 2,200.