GM Saginaw transmission ratio identification

# of grooves 1st 2nd 3rd 4th Notes:
0 2.85 2.02 1.35 1.00
1 2.56 1.81 1.37 1.00 Third gear on cluster has 25 teeth
1 2.56 1.81 1.44 1.00 Third gear on cluster has 21 teeth
2 3.11 2.20 1.47 1.00
3 3.50 2.48 1.65 1.00
*** The grooves are found on the input shaft. I am sure there are exceptions to this rule.

Last Update: 7/20/99

Name: Fred Teufert

Email: fteufert1@worldnet.att.net