The Ford Barn

Lefthander1930 · 05-09-2021, 09:19 AM

IS there a easy or simple way to check to find out what the gear ratio is in my model A. ??

katy · 05-09-2021, 09:32 AM

Which gear ratio?

Lefthander1930 · 05-09-2021, 09:50 AM

Rear end

GeneBob · 05-09-2021, 09:51 AM

If you have a tachometer installed, (or can use one temporarily) you can drive at a known speed and compare your engine rpm to one of the many tables of RPM vs Speed available.

GeneBob · 05-09-2021, 09:59 AM

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Here is a recent discussion on Fordbarn:
https://www.fordbarn.com/forum/showt...ght=rear+ratio

05-09-2021, 09:19 AM	#1
Lefthander1930 Senior Member Join Date: Nov 2015 Location: Roseville Ca. Posts: 141	Gear ratio ?? IS there a easy or simple way to check to find out what the gear ratio is in my model A. ??

05-09-2021, 09:32 AM	#2
katy Senior Member Join Date: Jun 2015 Location: Red Deer, Alberta Posts: 5,046	Re: Gear ratio ?? Which gear ratio? __________________ If you don't hear a rumor by 10 AM, start one!. Got my education out behind the barn!

05-09-2021, 09:50 AM	#3
Lefthander1930 Senior Member Join Date: Nov 2015 Location: Roseville Ca. Posts: 141	Re: Gear ratio ?? Rear end

05-09-2021, 09:51 AM	#4
GeneBob Senior Member Join Date: May 2017 Location: Denver Area Posts: 433	Re: Gear ratio ?? If you have a tachometer installed, (or can use one temporarily) you can drive at a known speed and compare your engine rpm to one of the many tables of RPM vs Speed available.

05-09-2021, 09:59 AM	#5
GeneBob Senior Member Join Date: May 2017 Location: Denver Area Posts: 433	Re: Gear ratio ?? Sponsored Links (Register now to hide all advertisements) Here is a recent discussion on Fordbarn: https://www.fordbarn.com/forum/showt...ght=rear+ratio