Operation CHARM: Car repair manuals for everyone.

General

Manufacturer and Type: Borg Warner type 55, Aisin Warner type 55

Reduction Ratios:
1st Speed 2.45:1 x torque converter ratio
2nd Speed 1.45:1 x torque converter ratio
3rd Speed 1:1 x torque converter ratio
Reverse 2.21:1 x torque converter ratio

Torque Converter:
Ratio 1:1 to approx. 2:1 (Varies)
Size 9.5 in

Lubricant: ATF type G (or F)

CAUTION: ATF automatic transmission fluid (specification must comply with Ford M2 C33-F or G)


Capacity:
Early Types 6.5 liters (6.9 US qts) incl. approx. 2.5 liters (2.6 US qts) in torque converter

Late Types (w/Deep Oil Pan, 1979-) 6.9 liters (7.2 US qts) incl. approx. 2.5 liters (2.6 US qts) in torque converter








BW55

NOTE: Stall speed drops by 2 r/s (120 r/min) for each 1000 meter above sea level.





AW55

NOTE: Stall speed drops by 2 r/s (120 r/min) for each 1000 meter above sea level.