speedometer gear drive

groggy1

Daily Driver
May 31, 2011
12
0
0
how many teeth on gear drive on 350 turbo do I need for 373 rear for speedo to read right or at least close
 

t5montecarlo

MalibuRacing Junkie
Oct 21, 2007
4,402
6
38
Lederach, PA
garage-scene.com
With a 25-inch tire, you need a 3:1 ratio between the drive/driven gear. You need to know how many teeth are on the gear inside the transmission and then multiply by 3 to get the proper driven gear (the one that is easily removed).
 

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