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Old 06-09-2017, 11:07 PM
black69 black69 is offline
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Quote:
Originally Posted by njsteve View Post
That is correct. From personal experience I think the autos run better with the 3.08 rather than the 3.42.
Here is some info out an attached link on the performance related to rear end ratios:

Where the SD-455 Trans Am dropped to low-14 second quarter-mile range was when it was equipped with both the automatic transmission and air-conditioning which gave it a mandatory 3.08 rear axle ratio.

Link of reference:

http://www.firebirdnest.com/index.ph.../9-1973transam
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