Caterpillar 390B Engine Make 2236 Engine Model C18 ACERT (ATAAC) Net Power 390.1 kw Displacement 18.1L Bore 145.1 mm Stroke 182.9 mm Net Power-lso 9249 390.1 kw Net Power-Sae J1349 390.1 kw Engine Model Cat C18 ACERT (ATAAC) Net Power-Eec 80/1269 390.1 kw Net Flywheel Power 390.1 kw operating weight 86189.9 kg Fuel Capacity 1240L Cooling system Fluid Capacity 101 L Hydraulic System Fluid capacity 995L Engine oil capacity 65L swing Drive Fluid capacity 19.1 L Hydraulic Pump Flow Capacity 980.1 L/min operating Weight 86189.9 kg Operating Weight - Long Undercarriage 86189.9 kg Pilot System - Maximum Flow 23.78 gal/min Pilot System -Maximum Pressure 597.56 psi Maximum Pressure - Travel 5076.3 psi Maximum Pressure -swing 3770.9 psi Swing System -Maximum Flow 121.52 gal/min Boom Cylinder - Bore 210.1 mm Boom Cylinder -stroke 1967 mm Stick Cylinder - Bore 220 mm Sstick Cylinder - stroke 2261.9 mm Main System - Maximum Flow - Total 258.89 gal/min Maximum Pressure -Equipment - Normal 5076.3 psi Hb2 Family Bucket Cylinder - Bore 199.9 mm Hb2 Family Bucket cylinder - stroke 1451.2 mm Jc Family Bucket Cylinder -Bore 220 mm Jc Family Bucket Cylinder-stroke 1586 mm Cooling System 101 L Final Drive - Each 21.1 L Hydraulic system - including Tank 995L Engine oil 65L Fuel Tank Capacity 1240 L Swing Drive -Each 19.1 L Brakes SAE J1026 APR90 Cab/Fogs SAE J1356 FEB88/S0 10262