Cat G3516 Gas Engine (1:25 Scale), Caterpillar Yellow Caterpillar Engine Specifications V-16, 4-Stroke - Cycle. Bore 170 mm (6.7"); Stroke 190 mm (7.5"); Displacement 69L (4,210 cu. In.); Aspiration Turbocharged - Aftercooled; Capacity for Liquids: Cooling System 205 L (54 US gal.); Lube oil system (refill) 423 L (112 US gal.) Package shipping weight: Dry 8015 kg (17,670 lbs)