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Which speedo pinion gear do i need?

Started by lukendan, May 29, 2010, 12:16:17 AM

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lukendan

May 29, 2010, 12:16:17 AM
I have a 69 charger 383 w/ 727 auto. It has 255/60 15 on the rear. Rearend has 3.23 gears. Which speedo pinion gear do i need?

GreenMachine

#1
May 29, 2010, 12:37:10 AM
32 tooth according this chart.
If it ain't broke, fix it 'till it is.

John_Kunkel

#2
May 29, 2010, 06:09:33 PM

The actual math for a 27" tire shows you need a 31.31 tooth pinion. 31 would be the correct choice.
Pardon me but my karma just ran over your dogma.

lukendan

#3
May 29, 2010, 07:49:55 PM
thx guys
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