Thread: '65 big car differential code
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Old 08-28-2019, 08:02 PM
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Doug Hopkins Doug Hopkins is offline
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Location: Sebring, Florida USA
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Pull the rear cover, count the teeth, do the math. Both the 3.08 and 3.23 have a 13 tooth pinion gear and the ring gears are 3.08 40 teeth and 3.23 has 42 teeth.

Last edited by Doug Hopkins; 08-28-2019 at 08:13 PM.
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