GM Roto-Hydramatic 240 transmission

Roto-Hydramatic 240

Also known as Model 5 or F85 (Cutlas).

Used 1961-63

This was an hydraulically controlled transmission used only in the Olds F-85 (Cutlas), Opel Kapitan, Vauxhall Velox/Cresta and EK Holden..

Band adjustments:
Intermediate = not used
Reverse = 2 turns

Gear Ratios:
starts out at 3.64:1 and becomes 3.03:1 when "torus becomes hydraulically coupled" 1st gear
1.58:1 2nd gear
1.00:1 3rd gear

Transmission

Pan Gasket

(click on picture to enlarge)

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