Classic Cougar Drive Trains: 1973

1973 Engines:

Engine choices in 1973 were virtually the same as those in '72: the standard 2V 351 Cleveland and the optional CJ 351 4V. While both engines lost a little compression, their SAE Net horsepower ratings were almost identical with those of 1972.

 

CID Carb CR HP Torque Exhaust Std/Opt VIN Code Specs
351 2 bbl 8:1 168@4000 256@2400 single standard H VIN Decoder 1973 2
3511 4 bbl 9:1 264@5400 314@3600 dual optional Q VIN Decoder 1972 3

NOTES:
(1) CJ 351 -- introduced in May, 1971


1973 Transmissions:

Type Ranges Eqpmnt Code
Manual1 4-speed 5
Automatic (C-6)--Select Shift2 3-speed U
Automatic FMX3 3-speed X

NOTES:
(1) Optional with all engines
(2) Optional with 351 4V

(3) Optional with 351 2V


1973 Rear Axle Ratios:

Eqpmnt Code Non-Locking Locking
2 2.75 -
3 2.79 -
6 3.00 -
7 3.40 -
9 3.25 -
A 3.50 -
G - 3.55
K - 2.75
L - 2.79
Q - 3.00
R - 3.25
S - 3.50
V - 3.91