GM Cast Iron Powerglide transmission

Powerglide (cast iron case)

Used 1950-62 in Chevrolets. In 1953 for a three month period, they were used in Oldsmobiles after the Livonia, MI Hydramatic plant burnt to the ground.

This transmission had no bottom pan.

This was an hydraulically controlled transmission.

Band adjustment:
Low = 3 turns (with cushion spring)
Low = 4 turns (without cushion spring)
Reverse = ¼" servo travel

Transmission

Has no pan.

(click on picture to enlarge)

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