Combitech Forklift Trucks, Diesel Engine Specifications, ISUZU 4JG2

ISUZU DIESEL 4JG2 ENGINE

ISUZU DIESEL 4JG2 ENGINE SPECIFICATIONS

Engine Model	4JG2
Application	Forklift
Type	Four Cycle, Water Cooled, Overhead Valve Vertical In-Line , Swirl Chamber
CYL. No. -Bore x Stroke	4-95.4 x 107 mm
Displacement	3059 cm³
Compression Ratio	20.5 To 1
Firing Order	1-3-4-2
Performance (JIS D1005, Production Tolerance ± 5% )
Rated Power	44.9 kW (61 ps) / 2450 rpm
Max. Torque	186.3 Nm (19 kg -m) / 1600-1800 rpm
Idle Engine Speed	750 ± 25 rpm
No Load Max. Engine Speed	2690 rpm
Air Intake System	Naturally Aspirated
Lubrication System	Full Forced Pressure Feed Type
Oil Pump	Trochoid Type Oil Pump By Camshaft Driven
Anguarity Limit	All Direction, 0.349 Rad (20 deg.)
Lubrication Oil Capacity	Max. 7.5 Lit., Min 5.5 Lit (Oil Pan Only)
Type of Lubrication Oil	API CC or CD
Cooling System	By Pressurized Water Forced Circulation Type, Centrifugal Vane Type, By Vee Belt Driven
Cooling Capacity	4.5 Li t. (Engine Only)
Fan Speed Ratio	1.12 (Crankshaft Pulley Dia./Fan Pulley Dia.)
Timing Gear PTO
Speed Ratio To Crank	1 To 1.2
Rotation Direction	Clockwise Viewed From Front
Number of Tooth	10
Output Torque Capacity	90 Nm (9.8 kgfm)
Fuel System
Injection Pump	Zexel Make, Distributor Bosch VE Type Injection
Injection Timing	6 deg. BTDC
Inj. Nozzle Opening Pressure	14.7 MPa (150 kgs/cm²)
Type of Fuel	SAE 2D Diesel Fuel, Fuel Filter W / Sedimenter Should Be Applied
Electrical System	Negative Grounding System, 12 V
Starting Aid	Sheathed Type Glow Plug, Rating 11 V, QOS-III
Dry Weight	244 kgs (538 lbs)
Dimensions (L x W x H)	710 x 554.5 x 732.5 mm (28 x 22 x 29")
Engine Asm Drawing No.	DI 1-5260
Performance	SD-5091