G420E/G424E Tier LP Engine Engine Specification 13
Specifications(G420E)
GENERAL DESCRIPTION
ENGINE TYPE: Water-cooled, Inline 4-Cycle, 4-Cylinders
Naturally Aspirated 1-Venturi Intake Manifold
COMBUSTION SYSTEM:
Semi-spherical Combustion chamber
EXHAUST SYSTEM: Cast Iron, Dry
VALVE CONFIGURATION: OHC, 2 Valves per Cylinder
DISPLACEMENT: 1,997 cc (122 CID)
BORE: 85 mm (3.35 in.)
STROKE: 88 mm (3.46 in.)
COMPRESSION RATIO: 8.5:1
COMPRESSION PRESSURE: 1,128 kPa (163.5 psi)
Intake Valve: 12° BTDC(Open)/ 40° ABDC(Close)
VALVE TIMING:
Exhaust Valve: 54° BBDC(Open)/ 6° ATDC(Close)
FIRING ORDER: 1-3-4-2
SPARK PLUGS: BPR5ES: 0.7-0.8 mm (0.028-0.031 in.) Air Gap
WEIGHT: 139 Kg (306 lbs.), Dry
ROTATION: Counter-Clockwise (CCW) when viewed from Flywheel End
FUELTYPE: LPG
GOVERNED SPEED: 2400 +/- 25 RPM
IDLE RPM: 700 +/- 25 RPM
IGNITIOIN TIMING: Electronic controlled by ECM
LP FUEL SYSTEM
MIXER: Piston Type Air Valve Assembly inside, Downdraft
REGULATOR: Two-Stage Negative Pressure Regulator
FUEL FILTRATION: 40 Microns Maximum
COOLING SYSTEM
WATER PUMP ROTATION: V-Belt Drive - Clockwise (CW) when viewed from engine front
Opening Temperature: 82°C (180°F)
THERMOSTAT:
Fully Open Temperature: 95°C (203°F)
COOLING WATER CAPACITY 3.1 L (block only)
LUBRICATION SYSTEM
450 kPa (65 psi) @ Hi Idle
OIL PRESSURE:
50 kPa (7 psi) @ Low Idle
Upper Limit: 125°C (257°F)
Recommended: 99 - 110°C (210 - 230°F)
OIL TEMPERATURE:
Lower Limit: 80°C (176°F)
CRANKCASE CAPACITY: 3.7 L
OIL FILTER: 0.3 L
ENGINE OIL SPECIFICATION: API - SJ, SAE 10W30 or SAE 5W30
ENGINE ELECTRICAL
IGNITION TYPE: Electronic Advanced by ECM
IGNITION COIL: 12 V operation volt, Ignition driver circuitry inside
DISTRIBUTOR: Mitsubishi Distributor
STARTER MOTOR: 12 Volt, 1.2 kW, Reduction drive
ALTERNATOR: 12 Volt, 61 Amp
ENGINE OIL PR. S/W: 24.5 kPa (3.6 psi)
ENGINE CONTROL MODULE(ECM): 12 V operation volt, 24 pins of I/O
VR SENSOR: Magnetic pick up sensor
TMAP: Intake Air Temp. & Manifold Absolute Press. Sensor
PEDAL ANGLE SENSOR: Two-Output Signals (Installed on Accelerator Pedal)
OXYGEN SENSOR:
Heated Exhaust Gas Oxygen Sensor (HEGO)
12 V operation volt
ECT-ECM: Engine Coolant Temperature Sensor for ECM
ECT-GAUGE Engine Coolant Temp. Sensor for GAUGE on Instrument Panel
TPS: Throttle Position Sensor (built in Throttle Body)
THROTTLE BODY: Electronic Throttle Body
FUEL TRIM VALVE (FTV): 12 V operation volt
LP FUEL LOCK-OFF: 12 V operation volt, ON/OFF Control by ECM
EXHAUST SYSTEM
CATALYTIC MUFFLER: Three-way Catalyst included
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