Author Topic: powerglide decode  (Read 1560 times)

68c10

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powerglide decode
« on: April 05, 2009, 05:28:36 PM »
can someone please help me decode a powerglide i just bought. there were no casting numbers on the main case only the tailshaft housing and the tranny pan here are the numbers
tailshaft 3789080
pan c0418d
also there are 2 holes about 2.5" around on each side of the bellhousing area i was told it was air cooled is this true? there are also 2 plug were it looks like a tranny cooler should go can i hook up a cooler to those? please help

JohnZ

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Re: powerglide decode
« Reply #1 on: April 05, 2009, 06:59:29 PM »
That transmission was made at the Cleveland transmission plant, which only made Powerglides for 4-cylinder, 6-cylinder, and 283 V-8's. The air-cooled aluminum Powerglides were only used on the Chevy II and the Vega. The rest of the code says it was made on April 18th, day shift.
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