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Kohler HGM 420 Generator Set

Kohler HGM 420 generator set: . Specifications, engine details, filters, oil capacity and 3 document types.

3
Document types

How to read your Kohler serial & model number →

Specifications

Ratings spec sheet not in our library yet — see the documents below.

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Fuel filter— find
Oil filter— find
Coolantwater with antifreeze—

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Parts

128model family
Part #DescriptionQtySystem
16.20.401Nut for water pump impeller, main circuitImpeller PartsGeek
16.25.026Oil pump gear fixing nutPump PartsGeek
16.25.372Oil pump gear fixing nutPump PartsGeek
16.27.550Oil pump safety valvePump PartsGeek
19.10.078Spark plug sleeveSpark plug PartsGeek
19.10.242Spark plug sleeveSpark plug PartsGeek
19.10.311Spark plug sleeveSpark plug PartsGeek
38.25.60024 Vdc. Prelubing Electro-PumpPump PartsGeek
70.10.301Turbocharger to manifold capscrewTurbocharger PartsGeek
70.10.401Turbocharger to manifold capscrewTurbocharger PartsGeek
70.50.408Water pump gear drive and bearing capscrew, main & auxiliary circuitsPump PartsGeek
70.50.432Water pump gear drive and bearing capscrew, main circuitPump PartsGeek
76.14.301Flexible jointHose PartsGeek
76.14.302Flexible jointHose PartsGeek
76.14.303Flexible jointHose PartsGeek
76.14.304Flexible jointHose PartsGeek
76.14.305Flexible jointHose PartsGeek
76.14.306Flexible jointHose PartsGeek
76.14.307Flexible jointHose PartsGeek
76.14.308Flexible jointHose PartsGeek
76.14.309Flexible jointHose PartsGeek
76.14.311Flexible jointHose PartsGeek
76.14.312Flexible jointHose PartsGeek
76.14.313Flexible jointHose PartsGeek
76.14.314Flexible jointHose PartsGeek
76.14.316Flexible jointHose PartsGeek
76.50.134mechanical air flow restriction detectorSensor PartsGeek
76.50.266electric deviceSensor PartsGeek
76.50.319mechanical airflow restriction detectorSensor PartsGeek
76.50.321electric detectorSensor PartsGeek
15.10.077Bearing cap cross boltService part / kit PartsGeek
15.15.039Valve lifter adjusting screwService part / kit PartsGeek
15.40.120Service part / kit PartsGeek
15.45.240Service part / kit PartsGeek
16.10.024Bearing capscrewService part / kit PartsGeek
16.10.047Cylinder head nutService part / kit PartsGeek
16.10.067Lifter guideService part / kit PartsGeek
16.10.088Rocker arm shaftService part / kit PartsGeek
16.10.146Axial thrust diskService part / kit PartsGeek
16.10.147Axial thrust diskService part / kit PartsGeek
16.10.155Bearing cap nutService part / kit PartsGeek
16.10.166Bearing cap fixing studService part / kit PartsGeek
16.10.296Bearing cap cross boltService part / kit PartsGeek
16.10.336External springService part / kit PartsGeek
16.10.337Internal springService part / kit PartsGeek
16.10.562Cylinder head nutService part / kit PartsGeek
16.15.006Crankshaft rear output flange capscrew (flywheel)Service part / kit PartsGeek
16.15.082Flywheel capscrewService part / kit PartsGeek
16.15.128Flywheel mounting capscrewService part / kit PartsGeek
16.15.129Lifter guide housingService part / kit PartsGeek
16.15.139Rocker arm adjusting screwService part / kit PartsGeek
16.15.186Connecting rod capscrewService part / kit PartsGeek
16.15.197Rocker arm shaft in removable bushingService part / kit PartsGeek
16.15.348Counterweight to crankshaft capscrewService part / kit PartsGeek
16.16.370Connecting rod big endService part / kit PartsGeek
16.26.510Piston coolant pressure control valveService part / kit PartsGeek
16.26.660Relief valve because of filter obstructionService part / kit PartsGeek
16.27.860Lube oil pressure control valveService part / kit PartsGeek
16.40.030Service part / kit PartsGeek
16.40.040Service part / kit PartsGeek
16.45.160Service part / kit PartsGeek
17.40.058Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
17.40.064Turbocharger to manifold nutService part / kit PartsGeek
19.10.026Intake / exhaust valve seatsService part / kit PartsGeek
19.10.084Upper/Lower bore (liner housing)Service part / kit PartsGeek
19.10.086Cyl. head nutService part / kit PartsGeek
19.10.091LinerService part / kit PartsGeek
19.10.179Valve stem in removable guideService part / kit PartsGeek
19.10.183Intake / exhaust valvesService part / kit PartsGeek
19.10.192Cyl. head studService part / kit PartsGeek
19.10.223Cylinder head stud to crankcaseService part / kit PartsGeek
19.10.232Cylinder head stud to crankcaseService part / kit PartsGeek
19.10.234Upper/Lower bore (liner housing)Service part / kit PartsGeek
19.10.241Intake / exhaust valve seatsService part / kit PartsGeek
19.10.243Intake / exhaust valvesService part / kit PartsGeek
19.10.244Intake / exhaust valve seatsService part / kit PartsGeek
19.10.246Valve stem in removable guide (Exhaust)Service part / kit PartsGeek
19.10.247Valve stem in removable guide (Intake)Service part / kit PartsGeek
19.10.262External springService part / kit PartsGeek
19.10.263Internal springService part / kit PartsGeek
19.10.287Intake / exhaust valvesService part / kit PartsGeek
19.10.294Cyl. head nutService part / kit PartsGeek
19.10.296Valve stem in removable guideService part / kit PartsGeek
19.15.026CrankpinService part / kit PartsGeek
19.15.028Compression ring 1Service part / kit PartsGeek
19.15.029Scraper ring 2Service part / kit PartsGeek
19.15.031Oil control ring 3Service part / kit PartsGeek
19.40.041Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
19.40.042Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
19.40.066Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
19.40.073Service part / kit PartsGeek
19.40.111Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
19.40.112Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
19.40.133Service part / kit PartsGeek
19.40.206Service part / kit PartsGeek
19.45.304Turbocharger to manifold nutService part / kit PartsGeek
31.25.A50Oil Preheating System (230 V/50 Hz, 1500 W)Service part / kit PartsGeek
31.25.A60Oil Preheating System (400 V/50Hz, 1500 W)Service part / kit PartsGeek
31.25.C20Oil Preheating System (480 V/60Hz, 1500 W)Service part / kit PartsGeek
31.25.C40Oil Preheating System (480 V/60Hz, 1500 W)Service part / kit PartsGeek
31.25.C50Oil Preheating System (480 V/60Hz, 1500 W)Service part / kit PartsGeek
38.20.5802x2000 W / 400VService part / kit PartsGeek
38.20.5902x2000 W / 480VService part / kit PartsGeek
38.20.6102x2000 W / 400VService part / kit PartsGeek
38.20.6202x2000 W / 480VService part / kit PartsGeek
38.20.6302x2000 W / 230VService part / kit PartsGeek
38.20.6402x2000 W / 400VService part / kit PartsGeek
38.20.6502x2000 W / 480VService part / kit PartsGeek
38.20.6602x2000 W / 230VService part / kit PartsGeek
38.20.6702x2000 W / 400VService part / kit PartsGeek
38.20.6802x2000 W / 480VService part / kit PartsGeek
38.20.7902x2000 W / 400VService part / kit PartsGeek
38.20.8002x2000 W / 480VService part / kit PartsGeek
38.20.A502x1500 W / 480 V (UL)Service part / kit PartsGeek
38.20.B102x1500 W / 480V (UL)Service part / kit PartsGeek
70.10.453Exhaust manifold to cylinder head capscrewService part / kit PartsGeek
70.12.303Vibration damper capscrewService part / kit PartsGeek kuduparts $27.00
70.40.562Screws crankshaft companion flange frontService part / kit PartsGeek
76.05.036licence dongle (USB)Service part / kit PartsGeek
76.05.037licence dongle (parallel port)Service part / kit PartsGeek
76.08.265CAN bus cableService part / kit PartsGeek
76.41.297coded cableService part / kit PartsGeek
76.64.316heating cableService part / kit PartsGeek
76.64.363CABLES_EGS02_TO_TERMINALS cable setService part / kit PartsGeek
76.73.455Service part / kit PartsGeek
76.73.527/76.73.529Service part / kit PartsGeek
76.73.537Service part / kit PartsGeek
99.42.186Turbocharger to manifold nutService part / kit PartsGeek

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Available documents

installation — tp6995 (Kohler)Installation manual — tp7022 (Kohler)Installation manual — tp7023 (Kohler)Owner's manual — tp6991 (Kohler)Owner's manual — tp7021 (Kohler)