HomeEnginesIsuzu 4LE2T family

Isuzu 4LE2T Engine Family 2 variants

The Isuzu 4LE2T engine line groups 2 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.

Variants in this family

2

Generator sets using this engine family

6
Echo DGK20FSEcho DGK25FGenerac MDG25IF4Hipower HRIW-25 T4FIsuzu HPPI-20Westquip Diesel Sales WQ25T4

Parts cataloged across the Isuzu 4LE2T family

42
Part #DescriptionCategory
SG12027EAmmeter (Part number:46154 16000, Specification:0-50A 50/5A)ammeter
SG13061Ammeter change-over switch (Part number:46913 01000)ammeter_change_over_switch
SG12102Automatic voltage regulator (AVR) (Part number:46950 02901)automatic_voltage_regulator
SG12036-1EAuxiliary receptaclesauxreceptacle
SG13021AVR connectoravr_connector
SG12105ECircuit protector (IDEC NRF110, Rated current:4.0A)circuit_protector
898227-1080Controller (ECM)controller
898227-1081Controller (ECM)controller
SG14142Controller (ECM) (Part number:44390 04200, Connector terminal arrangement)controller
SG12026ECurrent transformer (CT) (Part number:46923 04700, Specification:5VA, 100/5A)current_transformer
SG14141Diesel oxidation catalyst (DOC) (Exhaust IN, SEC B-B, Exhaust OUT, DOC drain)diesel_oxidation_catalyst
SG09107-1Diode modulediode_module
SG14140EGR cooler (Part number:1. EGR cooler, 4. EGR valve, 2. Outlet port of coolant, 5. ECM, 3. Inlet port of coolant, 6. Boost pressure / boost temperature sensor)egr_cooler
SG14139Electronic control fuel injection system (Common rail type) (Part number:6. Pressure limiter, 10. CKP sensor, 2. Fuel filter, 7. Injector, 11. CMP sensor, 3. Supply pump, 8. ECM, 12. Fuel tank)electronic_control_fuel_injection_system
SG12101-1Exciter armature winding wiresexciter_armature_winding_wires
898071-4010Fuel air-bleeding electromagnetic pump filterfuel_filter
SG14129EFuel Pipingfuelpiping
SG14133Fuse (10A)fuse
898071-4040Gasket for fuel air-bleeding electromagnetic pump filtergasket
SG130846GFCI receptaclesgfcireceptacle
A130889Manual-Auto selector switchother_service
A130923Outline Drawing (mm)other_service
A130941Outline Drawing (in.)other_service
A131135Outline Drawing (mm)other_service
A131136Outline Drawing (in.)other_service
SG09069Protrusionsother_service
SG09070Timing chain sprocketother_service
SG12120Measurement of generator winding wire resistanceother_service
SG12121Measurement of insulation resistance of exciter armature winding wiresother_service
SG14006Measurement of insulation resistance of generator winding wiresother_service
SG14043EGenerator’s Winding Wires Resistance Valueother_service
SG14045Measurement of insulation resistance of exciter field winding wireother_service
898027-4560Engine oil pressure sensor (for emergency stop) (Part number: ISUZU part number: 898027-4560)sensor
SG09072Boost temperature / boost pressure sensorsensor
SG12035-1Voltage adjusting resistor hand trimmersensor
SG14086-2EChecking rotary rectifier and varistorsensor
SG14154CMP sensorsensor
SG14155EGR motor position sensorsensor
SG14156Intake manifold temperature (IMT) sensorsensor
898074-9550Engine supply pump strainerstrainer
SG12022EThermal relay (Part number:46928 01500)thermal_relay
SG14008Varistorvaristor

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Aftermarket parts that fit this family

11
8982402800 PartsGeek 4LE2T PartsGeek 4LE2X PartsGeek 7064120M91 PartsGeek 32K6201020 PartsGeek 4LE2 PartsGeek D04EG PartsGeek M115GXIII PartsGeek M6121 PartsGeek M7001S PartsGeek SK140SR-3 PartsGeek

Leads compiled from supplier catalogs across the family’s variants; verify the exact part for your variant and serial number.