Isuzu 3LB1, 3LD1, 3LD2

Engine Model3LB13LD13LD2
Engine Characteristics4Cycle. Water Cooled. Vertical In-Line.4Cycle. Water Cooled. Vertical In-Line.4Cycle. Water Cooled. Vertical In-Line.
Valvetrain ConfigurationOver Head ValveOver Head ValveOver Head Valve
Type of AspirationNaturally AspiratedNaturally AspiratedNaturally Aspirated
Type of InjectionIndirectIndirectDirect
No. of cylinders333
Displacement (Lit)1.1241.4961.496
Compression ratio22 to 122 to 118.8 to 1
Firing Order1-3-21-3-21-3-2
Overall Dimensions
Length (mm)564.5585.5585.5
Width (mm)475475491
Height(mm)563609613.5
Dry Weight (kg)123132132
Industrial Power
Gross (SAE J1995)
Max. Rated Output (kW/min-1)20.6 / 345029.0 / 340029.0 / 3250
Max. Torque (N.m)679797
Net Performance (ISO 3046)
Max. Rated Output(kW/min-1)19.6 / 345028.0 / 340028.0 / 3250
Max. Torque (N.m)669696
Min.S.F.C (@Full Load)(g/kW.h)250250230
Generator Set Power (Net)
1500rpm Stand-by (kW)9.41313
1500rpm Prime (kW)8.311.411.4
1800rpm Stand-by (kW)11.816.216.2
1800rpm Prime (kW)10.414.214.2
Condition of Net power
Cooling Fan ( mm)310310310
Intake Depression (kPa)250250250
Exhaust Back Pressure (kPa)000
Lubrication SystemFull forced pressure feed typeFull forced pressure feed typeFull forced pressure feed type
Oil PumpTrochid type oil pump by crankgearTrochid type oil pump by crankgearTrochid type oil pump by crankgear
Lub. Oil Capacity (Oil Pan Only)(Lit)4.56.36.3
Type of Lubrication OilAPI CC or CDAPI CC or CDAPI CC or CD
Cooling SystemWater circulation type by pressurized centrifugal vane type by vee belt drivenWater circulation type by pressurized centrifugal vane type by vee belt drivenWater circulation type by pressurized centrifugal vane type by vee belt driven
Coolant Capacity (Engine only)(Lit)2.22.52.5
Fuel SystemBy plunger and nozzle. High pressure solid inj. type.By plunger and nozzle. High pressure solid inj. type.By plunger and nozzle. High pressure solid inj. type.
Injection PumpZexel make. Bosch PFR type.Zexel make. Bosch PFR type.Zexel make. Bosch PFR type.
GovernorVariable speed control mechanical governorVariable speed control mechanical governorVariable speed control mechanical governor
Type of FuelDiesel fuel (SAE 2D Type)Diesel fuel (SAE 2D Type)Diesel fuel (SAE 2D Type)
Electric SystemNegative grounding system (12V)Negative grounding system (12V)Negative grounding system (12V)
Starting AidGlow plugGlow plugGlow plug
Starter Motor (V-kW)12-1.012-1.212-1.2
Alternator (V-A)12-2012-2012-20
Battery Requirements (V-CCA)12-58012-58012-580
Quantity111

Isuzu 3LB1 - Isuzu 3LD1 - Isuzu 3LD2 - 3LB1 - 3LD1 - 3LD2 - Engine model - Engine characteristics - Valvetrain - Overhead valve - 4 Cycle - Water cooled - Vertical In-line - 3 Cylinders - Injection - Output