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Charlie's Garage Sale

180 THM

Also known as 3L30

Used 1977-80.  The 1981-92 version was called 180C and had an electronically controlled lock-up torque converter.  There were MANY versions and were used in various GM models including some Chevettes as well many Foreign vehicles.

The transmission was an hydraulically controlled 3 speed.

Rear cooler line is the cooler return line.

Band adjustments:
Intermediate = not used
Reverse = 5 turns

Gear Ratios:
2.40:1 1st gear
1.479:1 2nd gear
1.00:1 3rd gear
2.00:1 reverse



(click on picture to enlarge)

Pan gasket

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