1994-1997 Ford F150, F250 & F350 7.3 L Fluid Capacities

Fluid Type Application Fluid Capacity Service Interval Fluid Spec Notes
Engine Oil 7.3L Eng w/Filter 13.2 L 5,000 miles/6 months under normal operating conditions
3,000 miles/3 months under severe duty conditions
— Recommend:
Blue Diamond PAO Synthetic 5W-40
Blue Diamond PAO Synthetic 10W-30
Green Diamond Synthetic 5W-40
Green Diamond Synthetic 10W-30

Above 20°F ……….15W-40
Above -0°F ……….10W-30
Above -20°F ……….5W-40
Fuel Tank F250, Pickup Extra Cab, 155 IN. WB Front 19.00 GALS. — Ultra-Low Sulfur Diesel Recommend: Use Diesel Extreme every 6,000 miles and Everyday Diesel Treatment with every fill up. For additional lubricity, LX4 Lubricity Extreme may be used. In freezing temperatures, switch from Everyday Diesel Treatment to Diesel Winter Anti-Gel for protection against fuel gelling.
F250, Pickup Extra Cab, 155 IN. WB Rear 18.20 GALS. — Ultra-Low Sulfur Diesel Recommend: Use Diesel Extreme every 6,000 miles and Everyday Diesel Treatment with every fill up. For additional lubricity, LX4 Lubricity Extreme may be used. In freezing temperatures, switch from Everyday Diesel Treatment to Diesel Winter Anti-Gel for protection against fuel gelling.
Automatic Transmission Fluid Trans Mfr CD E4OD, 4WD Electronic 1994: C6 - Deep 5.6L, C6 - Shallow 4.7 L, E4OD 6.1 L 30,000 miles (E4OD normal, 4R100 normal & severe)
21,000 miles for E4OD transmissions under severe duty conditions
Automatic Transmission Fluid MERCON BLUE DIAMOND ATF+4/DEXRON III/MERCON V (+4/D3/M5)
Manual Transmission Fluid S5-42 3.2 L 60,000 miles Automatic Transmission Fluid MERCON BLUE DIAMOND ATF+4/DEXRON III/MERCON V (+4/D3/M5)
Brake Fluid — — — MOTORCRAFT High-Performance DOT 3 Motor Vehicle Brake Fluid Fill to line on reservoir.
Differential Gear Oil Dana 80, 11.25" Ring Gear, Super Duty 8.30 PTS. 100,000 miles under normal operating conditions
30,000 miles under severe duty conditions
Rear Axle Gear Oil Recommended: BLUE DIAMOND SEVERE DUTY GEAR OIL 75W-90 S9
F250, 4WD Front Dana 50-IFS, Heavy Duty 3.80 PTS. 100,000 miles under normal operating conditions
30,000 miles under severe duty conditions
— Recommended: BLUE DIAMOND SEVERE DUTY GEAR OIL 75W-90 S9
F350, 4WD Front Dana 60, Heavy Duty 5.80 PTS. 100,000 miles under normal operating conditions
30,000 miles under severe duty conditions
Rear Axle Gear Oil Recommended: BLUE DIAMOND SEVERE DUTY GEAR OIL 75W-90 S9
Engine Coolant 7.3L Eng 29.00 QTS. — 50/50 mixture of FORD Premium Cooling System Fluid and water Includes 5 qts. in overflow bottle.
Power Steering Fluid — — — Automatic Transmission Fluid Type F BLUE DIAMOND TYPE F TRANSMISSION FLUID
Transfer Case Fluid F150, F250 2.00 QTS. 60,000 miles — —
Air Cond Refrigerant w/o Climate Control 2.38 LBS. Coming soon R-134a —

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