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Home >> Cadillac >> 1966 >> Calais 4D Limousine, Not Available Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> Tune-Up >> Tune-Up >> Model Identification >> Engine Unit Number

Engine Unit Number

On rear of left cylinder bank below cylinder head. Not used for licensing. Starting number is 100001, prefixed by "6", 1966 model year.

SERIES DESIGNATION

Series Body Style Body Code
68069 Fleetwood Sixty Special Sedan M
68169 Fleetwood Brougham Sedan P
68239 Calais Hardtop Sedan N
68257 Calais Coupe G
68269 Calais Sedan K
68339 Hardtop Sedan de Ville B
68357 Coupe de Ville J
68367 De Ville Convertible F
68369 Sedan de Ville L
68467 Fleetwood Eldorado Convertible E
69723 Fleetwood Seventy-Five Sedan R
63733 Fleetwood Seventy-Five Limousine S
69890 Commercial Chassis Z
CAPACITIES

Crankcase (Qts.) (1) 4
Cooling System Except 75 Series (Qts.) (2)
  75 Series (Qts.) 20 1/2
Automatic Transmission Dry 22 pts. 6 oz.
      Refill 7 pts.
Rear, Axle (Pints) 5
Fuel Tank Except Comm. Chassis (Gallons) 26
    Comm. Chassis (Gallons) 20
(1) Add 1 qt. with filter change.
(2) 16 qts. without heater and/or Air Conditioner; 18 qts. with heater only; 19 Qts. with Air Conditioner.