Caterpillar 777 '1974–85

The Cat 777 featured the 870-flywheel-horsepower D348, V-12 diesel engine.

• Horsepower, flywheel – 870 (649 kW);
• Total empty weight – 122,600 lb. (55,610 kg);
• Loaded weight to Hp ratio (with standard options) – 336:1;
• Capacity, tons – 85 (77t);
• Cubic yards, struck (SAE) – 47.5 (36 m3);
• Cubic yards, heaped 2:1 (SAE) – 67.1 (51 m3);
• Transmission – 7 range automatic power shift with 1 reverse range;
• Top speed loaded – 33 MPH (53 km/h).