The Ford Barn - View Single Post

GRutter · 11-03-2019, 01:15 PM

You would also need to consider 28-28 vs 30-31 (21" vs 19") wheel diameter, as the rolling diameter of the tire will have an impact on speed at any given RPM with the same ratio rear

11-03-2019, 01:15 PM	#23
GRutter Senior Member Join Date: Sep 2017 Location: Mint Hill, North Carolina Posts: 386	Re: What revs at 60MPH You would also need to consider 28-28 vs 30-31 (21" vs 19") wheel diameter, as the rolling diameter of the tire will have an impact on speed at any given RPM with the same ratio rear