Facts About Generators
GeneratorsDirectoryEnginesControllersPartsManufacturersGuides
Search models or part #
Home›Engines›Generac GN-480

Generac GN-480 Engine Engine

The Generac GN-480 is a 0.48 L 1-cylinder air-cooled engine rated at 2500 rpm, producing up to 11.9 kW. It powers generator sets from Generac, including the NP-66G, NP-66LPG, PRIMEPACT 50 and PRIMEPACT 55G. It holds 1.4 L (0.4 gal) of oil.

Also known as: Generac GN-480

Part of the Generac GN-480 engine family — 2 variants share parts & fitment.

0.48 L
Displacement
1
Cylinders
2500 rpm
Rated speed
11 kW
Gross power

Engine specifications

Oil capacity1.4 L
Displacement0.48 L
Cylinders1
AspirationAir-cooled
Rated speed2500 rpm
Gross power11 kW

Generator sets powered by this engine

11
Generac NP-66GGenerac NP-66LPGGenerac PRIMEPACT 50Generac PRIMEPACT 55GGenerac PRIMEPACT 55LPGenerac PRIMEPACT 66GGenerac PRIMEPACT 66LPGenerac PRIMEPACT 70Generac Q-55GGenerac Q-55LPGenerac Q-70G

This engine also powers 1 machine(s) on Power Equipment Info.

Parts cataloged across the Generac GN-480 family

140
Part #DescriptionCategory
069341FOAM PRE-CLEANERair_filter
073123AIR FILTER (NOT SHOWN)air_filter
69341PRE-FILTERair_filter
73123Air Filterair_filter
067816VALVE SPRINGbelt
075216BELT (POLY V 4L)-40"belt
42633BELT (POLY V 4L)-40"belt
75216BELT (POLY V 4L)-40"belt
087769FUEL FILTERfuel_filter
87769Fuel Filterfuel_filter
87789Fuel Filterfuel_filter
066480AIR CLEANER GASKETgasket
067158INTAKE MANIFOLD GASKETgasket
067895INTAKE MANIFOLD GASKETgasket
067897EXHAUST GASKETgasket
067920VALVE COVER GASKETgasket
068548GASKET, OIL FILTER ADAPTERgasket
069325OIL SUMP GASKETgasket
069332CYLINDER HEAD GASKETgasket
069336OIL SUMP GASKETgasket
069379CARBURETOR MOUNTING GASKETgasket
070594CARBURETOR MOUNTING GASKETgasket
072315BREATHER GASKETgasket
072383GASKET, COLLECTOR PANgasket
075229SLIDE PAN, GASKETgasket
075258ENGINE GASKET KITgasket
077643GASKET, EXHAUST OUTLETgasket
090141GASKET, EXHAUST OUTLETgasket
091481GASKET AND CAP ASSEMBLYgasket
0A5508OIL FILL TUBE GASKETgasket
66480GASKET, AIR CLEANERgasket
67895Intake Manifold Gasketgasket
67897GASKET, EXHAUSTgasket
67920Valve Cover Gasketgasket
68548Oil Pad Gasketgasket
69332GASKET-CYLINDER HEADgasket
69336Oil Sump Gasketgasket
69379GASKET, CARBURETOR MNTG.gasket
72315GASKET, BREATHERgasket
72383GASKET, COLLECTOR PANgasket
73174GASKET, EXHAUST MANIFOLDgasket
75209GASKET, COLLECTOR PANgasket
75215GASKET, EXHAUST MANIFOLDgasket
75224BGASKET, COLLECTOR PANgasket
75229Slide Pan Gasketgasket
75258GASKET KIT-ENGINEgasket
77114Exhaust Outlet Gasketgasket
77643GASKET, EXHAUST OUTLETgasket
78229SLIDE PAN, GASKETgasket
87895Intake Manifold Gasketgasket
89965Cylinder Head Gasketgasket
91481Gasket and Cap Assemblygasket
A5508OIL FILL TUBE GASKETgasket
030340Hose, Fuel, 4.5" LG.hose
047290HOSE-3/8" I.D. #6L0LAhose
070596BREATHER TUBEhose
070597AIR INLET TUBEhose
0749941/2" I.D. X 10" LONG HOSEhose
087770Line, Fuel - 5/16" I.D.hose
30340HOSE - FUEL, 4.5" LG.hose
47662-T4-1/2" long Fuel Hosehose
70596Breather Tubehose
70597Air Inlet Tubehose
74950TUBE, OUTER OILhose
74951TUBE, INNER OILhose
749941/2" I.D. x 10" LONG HOSEhose
75710-AOil Fill and Drain Tubehose
75710ATUBE, OIL FILL AND DRAINhose
87770Fuel Linehose
070185FILTER, OIL (FRAM#PH3614)oil_filter
70185Oil Filter (FRAM PH #3614)oil_filter
70536Oil Screenoil_filter
075249STANDARD PISTON RING SETother_service
075250STANDARD PISTON RINGother_service
075252Kit, Carburetor Overhaulother_service
075271VALVE OVERHAUL KITother_service
092120NUT LOCK TRIC M6-1.0other_service
22676FUSE AGC-15A.other_service
67891Ignition Armature Assemblyother_service
70535Oil Screenother_service
75252KIT, CARBURETOR OVERHAUL - NOT SHOWNother_service
75257Brush Assemblyother_service
75261Clutch Assemblyother_service
75271Valve Overhaul Kitother_service
76271VALVE OVERHAUL KITother_service
89870Fuel Solenoid Shutoff (Q70)other_service
98773other_service
070547OIL PUMP ASSEMBLYpump
072384-CPUMP, FUELpump
090475FUEL PUMPpump
70547Oil Pump Assemblypump
90475Fuel Pumppump
067805OIL SEALseal
067866O-RINGseal
067866AO-RINGseal
067871O-RING, CAPseal
067888OIL SEAL ASSEMBLYseal
067924OIL SEAL ASSEMBLYseal
068554AOIL PUMP O-RINGseal
068573OIL PUMP O-RINGseal
070122VALVE STEM SEALseal
070169SEALING WASHERseal
070506OIL GALLEY O-RINGseal
075253WASHER VALVE COVER SEALseal
079678RING, SEALINGseal
22717-ARubber Grommetseal
22717-BRubber Grommetseal
67805Oil Sealseal
67866O-ringseal
67866AO-RINGseal
67871O-ring Capseal
67924Oil Seal Assemblyseal
68554SEAL, GOVERNOR SHAFTseal
68554AGOVERNOR SHAFT SEALseal
68573Oil Pump O-ringseal
70122Valve Stem Sealseal
70169Sealing Washerseal
70189Sealing Washerseal
70506Oil Galley O-ringseal
7512-4O-ring Drainseal
75253Washer Valve Cover Sealseal
75259Breather Screw Washerseal
75262SEAL, BREATHER SCREWseal
75263SEAL, BREATHER SCREWseal
75711O-ring Adaptorseal
75712O-ring Drainseal
79678RING, SEALINGseal
075281SWITCH, HIGH TEMPERATUREsensor
0A8584OIL FILTERsensor
60108GASKET, OIL FILTER SUPPORTsensor
73179FILTER, OIL (FRAMHPH3614)sensor
74027SWITCH, HIGH TEMP.sensor
75281GASKET, OIL FILTER SUPPORTsensor
77667Oil Pressure Switchsensor
A858410 PSI-SWITCH, OIL PRESSUREsensor
072347SPARK PLUGspark_plug
72347SPARK PLUG-CHAMPION RC12YCspark_plug
75272Spark Plug Terminalspark_plug
Champion.RC12YCSpark Plugspark_plug
75260Starter Drive Assemblystarter

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

Common questions

What is the oil capacity of the Generac GN-480?

The Generac GN-480 engine has an oil capacity of 1.4 liters.

What is the displacement of the Generac GN-480?

The Generac GN-480 has a displacement of 0.48 liters with 1 cylinders.

Which generators use the Generac GN-480 engine?

The Generac GN-480 powers 11 generator set(s), including Generac NP-66G, Generac NP-66LPG, Generac PRIMEPACT 50, Generac PRIMEPACT 55G, Generac PRIMEPACT 55LP.