Facts About Generators
GeneratorsDirectoryCompareRepairEnginesControllersPartsManufacturersGuides
Search models or part #
Home›Generac›Generac MLG 8

Generac MLG 8 Generator Set

The Generac MLG 8 is a 7.3 kW (7.3 kVA) diesel standby generator set powered by a Mitsubishi L3E-W461ML engine. It is available at 120 V and 240 V, single-phase, 60 Hz and rated 25 A. It holds about 3.6 L (1.0 gal) of oil and 4.5 L (1.2 gal) of coolant, with a maximum ambient rating of 48.89 °C. Starting uses battery rated 440 CCA. The set measures 2667×1727×1422 mm (105.0×68.0×56.0 in), weighs about 467 kg (1030 lb) and produces 70 dBA at 7.01 m. An integrated tank holds 113.56 L (30.0 gal), roughly 48 hours of runtime. The same L3E-W461ML engine also powers generator sets from Magnum and Mitsubishi.

7 kW
Standby
1.0 L
Displacement
3.6 L
Oil capacity
1
Document types

How to read your Generac serial & model number →

Compare with other 5–10 kW Diesel generators →

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power7 kW
Standby kVA7
Prime power6 kW
EmissionsInterim Tier IV
Oil capacity3.6 L
Voltage options120 V, 240 V
Phasesingle
Rated current25 A
Circuit breaker40 A
Battery cranking440 CCA
Max ambient48.89 °C
Dimensions (L×W×H)2667×1727×1422 mm
Dry weight467 kg
Sound level70.0 dBA @ 7.01 m
Fuel tank113.56 L
Tank runtime48 hr

Engine

Mitsubishi L3E-W461ML
Oil capacity3.6 L
Coolant capacity4.5 L
Displacement1.0 L
Aspirationnaturally aspirated
Rated speed1800 rpm

Maintenance & consumables

for the Mitsubishi L3E-W461ML
ItemSpecCapacityPart #Interval
Air filter—1000 hr find
Fuel filter—1000 hr find
Oil filterChange the engine oil and filter after the first 50 hours of operation, then every 250 hours.893020250 hr PartsGeek
BeltFan Belt—1000 hr find
Coolant—12000 hr
Coolant filter—250 hr find
OilAPI Grade6.7 qt—1200 hr

Common questions

What is the power rating of the Generac MLG 8?

The Generac MLG 8 is rated 7 kW standby (7.3 kVA).

What engine does the Generac MLG 8 use?

The Generac MLG 8 is powered by the Mitsubishi L3E-W461ML engine.

What fuel does the Generac MLG 8 use?

The Generac MLG 8 runs on diesel.

What is the oil capacity of the Generac MLG 8?

The Mitsubishi L3E-W461ML engine in the Generac MLG 8 has an oil capacity of 3.6 liters.

What oil filter does the Generac MLG 8 use?

The Generac MLG 8 uses oil filter part number 893020.

Parts

64
Part #DescriptionQtySystem
00120BeltBelt PartsGeek
00147CONTROL POWER SWITCHControl power switch PartsGeek
00161WING NUTWing nut PartsGeek
00203GLOW PLUGGlow plug PartsGeek
00243Grease1Grease PartsGeek
003791GLOW PLUG1Glow plug PartsGeek
003792GLOW PLUG OFF1Glow plug PartsGeek
003793GLOW PLUG1Glow plug PartsGeek
003794GLOW PLUG OFF1Glow plug PartsGeek
004478A1Auxiliary outlet PartsGeek
004548A1Auxiliary outlet PartsGeek
11199Seal, axle bearing2Seal PartsGeek
11278Gasket1Gasket PartsGeek FridayParts $5489.60
12227Hose, oil drain .375 X 20, 30R71Battery PartsGeek
12441Cable, battery - 31.5" 4GA blk (for batt disc. opt.)1Cable PartsGeek
12442Cable, battery - 58.5" 2GA blk (for batt disc. opt.)1Cable PartsGeek
13876Kit, heater - fuel filter1Fuel filter PartsGeek
60777CLAMP, HOSE - .312 FUEL HOSE CRIMP STYLE2Hose PartsGeek
65649Heater, engine - low rad hose1Hose PartsGeek
000277WARNING: Burn hazard. Never operate lights with a damaged or missing lens cover.Service part / kit PartsGeek
00202Starting the UnitService part / kit PartsGeek
002306Trailer Wheel Bearing Grease Zerk Fitting1Service part / kit PartsGeek
00232Towing Unit - Step 10Service part / kit PartsGeek
00246Safety alert symbol; used to alert you to potential personal injury hazards.Service part / kit PartsGeek
00325FUEL FILLER LOCATION (under door): Use clean DIESEL FUEL ONLY.Service part / kit PartsGeek
00326STOP EMERGENCY STOP SWITCH: For emergency shutdown; stops engine and trips main circuit breaker.Service part / kit PartsGeek
00327DETAIL C: For emergency shutdown; stops engine and trips main circuit breaker.Service part / kit PartsGeek
00328DETAIL D: For emergency shutdown; stops engine and trips main circuit breaker.Service part / kit PartsGeek
003574Quick Disconnect Fittings for the LightsService part / kit PartsGeek
003754(000278) WARNING Burn hazard. Lamps become extremely hot while in use. Allow 10–15 minutes for cooling before handling or lowering mast. Touching a hot lens or fixture can cause severe burns.Service part / kit PartsGeek
004477400W2Service part / kit PartsGeek
004480Figure 4-3. Jack MaintenanceService part / kit PartsGeek
004481Wheel LugService part / kit PartsGeek
004490Receptacle2Service part / kit PartsGeek
004550WARNING: Burn hazard. Lamps become extremely hot while in use. Allow 10–15 minutes for cooling before handling or lowering mast. Touching a hot lens or fixture can cause severe burns.1Service part / kit PartsGeek
004553VIN Tag1Service part / kit PartsGeek
004558Winch Assembly1Service part / kit PartsGeek
004559CAUTION1Service part / kit PartsGeek
004561Unit ID Tag1Service part / kit PartsGeek
00768Mast Junction Box Wiring and Light Connections1Service part / kit PartsGeek
02076Unit ID Tag, Vin TagService part / kit PartsGeek
11253Cap, grease - axis with rubber plug 3500#2Service part / kit PartsGeek
11254Plug, grease cap - for zerk2Service part / kit PartsGeek
11275Decal, Magnum logo w/ web - red vinyl1Service part / kit PartsGeek
11277U-bolt, axle4Service part / kit PartsGeek
11279Nut, locking8Service part / kit PartsGeek
11280Spring, axle2Service part / kit PartsGeek
11555BWeldment, removable tongue - 74"1Service part / kit PartsGeek
12140Decal set, common mast 4-lang1Service part / kit PartsGeek
12141Decal set, LT eng/safety 4-lang1Service part / kit PartsGeek
12207Axle, 3500 lb. 56SC 68.5TC1Service part / kit PartsGeek
12262Decal, 4000/5000 set up 4-lang (MW)1Service part / kit PartsGeek
12880Decal, instruction 4000/5000 4-lang (EW)1Service part / kit PartsGeek
12881Decal, instruction 3000 4-lang (EW)1Service part / kit PartsGeek
13614Decal, mast junction box wiring - 4 light (for units with 2, 3 & 5 pos. locking terminal blocks)1Service part / kit PartsGeek
15540Wheel, P205X75R15 radial w/rim2Service part / kit PartsGeek
15546Oil heater, pan - magnetic1Service part / kit PartsGeek
15547Blanket, battery for 24 series1Service part / kit PartsGeek
209649Form: SFC626B1Service part / kit PartsGeek
36431SERVICE LOGService part / kit PartsGeek
40954Bearing, axle (inner)2Service part / kit PartsGeek
60096GASKET, Fuel pump10Service part / kit PartsGeek
60674Wheel stud, axle10Service part / kit PartsGeek
60766Valve, drain 18mm-1.5 w/nipple1Service part / kit PartsGeek

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime50%1.210.32
Prime75%1.780.47
Prime100%2.380.63

Available documents

Owner's manual — 10289 (Generac)

Other sets with this engine

Generac MLT 4060Generac MLT 4080Generac MLT3060KVGenerac MLT3060MVGenerac MLT3080KVGenerac MLT4060Generac MLT4060DOTMGenerac MLT4080Magnum MLG 8Magnum MLG8M Halibrite