Table 4 Main Performance Parameter of LF481Q3 Engine 10 Item Unit Model and parameter Model Four-stroke, water cooling, 4 cylinders in line, 16 valves, double overhead camshafts and multipoint electronic injection Cylinder bore mm 81 Stroke mm 77 Total delivery capacity L 1.6 Compression ratio 9.5:1 Lubricant capacity L 4 Fuel No. 93# unleaded gasoline Engine oil No.
Not lower than SG grade (GB11121-1995) Starting mode Electric start Lubricating mode Pressure and splash combined type Cooling mode Forced circulating water cooling Rated rotation speed r/min 6000 Rated power Kw 78 Maximum torque ( 3505000 r/min ) _ N·m /rmp 137N·m / 3500rmp Minimum fuel consumption g/kw.h ≤270 Minimum idle load stabilized rotation speed (idle speed) r/min 800±50 Emission limit at idle speed Low idle speed CO≤0.3%, HC≤80ppm High idle speed CO≤0.2%, HC≤60ppm Ignition advance angle (idle speed) 5±3º Intake valve clearance (cool) mm 0.20～0.25 Exhaust valve clearance (cool) 0.25～0.30 External dimension Without transmission 650×605×640 With transmission 1010×605×640