شعار آلات تونكي
Caterpillar 312C (12,000 كجم / 26,455 lb crawler excavator)
Caterpillar 313C (13,000 كجم / 28,660 lb crawler excavator)
Caterpillar 315C (15,000 كجم / 33,069 lb crawler excavator)
Engine Pairing: Matched to the Caterpillar 3066T diesel engine (6.6 L displacement, 70–83 kW / 94–111 HP at 2,200 RPM), delivering peak torque of 420–480 N·m (310–354 lb-ft).
