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What's_nitro? · 02:29 AM

The short answer is no. The pinion is smaller to start with, so the % change is greater. Changing the pinion's size by the same number of teeth as the spur would have a larger effect on the drive ratio.

Example: 20/40 = 2:1, 17/40 = 2.3:1, 20/43 = 2.1:1.

	(#2)
What's_nitro? Soldermaster Extraordinaire Offline Posts: 4,529 Join Date: Apr 2007 Location: Plymouth, MA, USA	08.05.2008, 02:27 AM The short answer is no. The pinion is smaller to start with, so the % change is greater. Changing the pinion's size by the same number of teeth as the spur would have a larger effect on the drive ratio. Example: 20/40 = 2:1, 17/40 = 2.3:1, 20/43 = 2.1:1. Last edited by What's_nitro?; 08.05.2008 at 02:29 AM.