The John Deere 6090HF484C is a 9 L 6-cylinder turbocharged, charge air-cooled engine rated at 1800 rpm, producing up to 258 kW. It powers generator sets from Kohler, including the 230REOZJE. It holds 33.4 L (8.8 gal) of oil and 36 L (9.5 gal) of coolant.
Also known as: John Deere 6090HF484C
Part of the John Deere 6090 engine family — 43 variants share parts & fitment.
| Oil capacity | 33.4 L |
|---|---|
| Coolant capacity | 36.0 L |
| Displacement | 9.0 L |
| Cylinders | 6 |
| Aspiration | Turbocharged, Charge Air-Cooled |
| Rated speed | 1800 rpm |
| Gross power | 258 kW |
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Other | 10 in. weld flange bolt circle diameter B | 361.95 | mm (14.25 in.) | |
| Other | 10 in. weld flange outside diameter C | 406.4 | mm (16.0 in.) | |
| Other | 10 in. weld flange quantity of bolts / bolt hole diameter D | 12, 25.40 | mm (1.00 in.) | |
| Other | 12 in. weld flange bolt circle diameter B | 431.80 | mm (17.00 in.) | |
| Other | 12 in. weld flange outside diameter C | 482.6 | mm (19.0 in.) | |
| Other | 12 in. weld flange quantity of bolts / bolt hole diameter D | 12, 25.40 | mm (1.00 in.) | |
| Other | 14 in. weld flange bolt circle diameter B | 476.25 | mm (18.75 in.) | |
| Other | 14 in. weld flange outside diameter C | 533.4 | mm (21.0 in.) | |
| Other | 14 in. weld flange quantity of bolts / bolt hole diameter D | 12, 28.58 | mm (1.13 in.) | |
| Other | 16 in. weld flange bolt circle diameter B | 539.75 | mm (21.25 in.) | |
| Other | 16 in. weld flange outside diameter C | 596.9 | mm (23.5 in.) | |
| Other | 16 in. weld flange quantity of bolts / bolt hole diameter D | 16, 28.58 | mm (1.13 in.) | |
| Other | 18 in. weld flange bolt circle diameter B | 577.85 | mm (22.75 in.) | |
| Other | 18 in. weld flange outside diameter C | 635.0 | mm (25.0 in.) | |
| Other | 18 in. weld flange quantity of bolts / bolt hole diameter D | 16, 31.75 | mm (1.25 in.) | |
| Other | 20 in. weld flange bolt circle diameter B | 635.00 | mm (25.00 in.) | |
| Other | 20 in. weld flange outside diameter C | 698.5 | mm (27.5 in.) | |
| Other | 20 in. weld flange quantity of bolts / bolt hole diameter D | 20, 31.75 | mm (1.25 in.) | |
| Other | 5 in. weld flange bolt circle diameter B | 215.90 | mm (8.50 in.) | |
| Other | 5 in. weld flange outside diameter C | 241.30 | mm (9.50 in.) | |
| Other | 5 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | 6 in. weld flange bolt circle diameter B | 254.0 | mm (10.0 in.) | |
| Other | 6 in. weld flange outside diameter C | 279.4 | mm (11.0 in.) | |
| Other | 6 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | 8 in. weld flange bolt circle diameter B | 298.45 | mm (11.75 in.) | |
| Other | 8 in. weld flange outside diameter C | 342.9 | mm (13.5 in.) | |
| Other | 8 in. weld flange quantity of bolts / bolt hole diameter D | 8, 22.23 | mm (0.88 in.) | |
| Other | Weld flange angle A (10, 12, 14 in. nominal pipe size) | 30 | deg. | |
| Other | Weld flange angle A (16, 18, 20 in. nominal pipe size) | 22.5 | deg. | |
| Other | Weld flange angle A (5, 6, 8 in. nominal pipe size) | 45 | deg. |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 12-lead optional voltage connections | 12 | Alternator optional feature | ||
| 4-lead dedicated voltages | 4 | Alternator standard feature | ||
| 110/127/139/240/254/277 | single-phase | switchable | Towable generator model specifications; some models n/a | |
| 208/220/240/415/440/480 | 3-phase | reconnectable | Towable generator model specifications | |
| 208/220/240/415/440/480 | 3-phase | switchable | Towable generator model specifications |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| AT387574 | ALTERNATOR | Alternator |
| RE500226 | ALTERNATOR | Alternator |
| RE551447 | ALTERNATOR | Alternator |
| RE551448 | ALTERNATOR | Alternator |
| RE558676 | ALTERNATOR | Alternator |
| RE65414 | ALTERNATOR | Alternator |
| SE501838 | ALTERNATOR (REMAN FOR AT387574) (24V, 100A) (3152) | Alternator |
| SE502563 | ALTERNATOR | Alternator |
| 4UA10 | 15 Relay I/O Board | Battery |
| DZ118761 | FAN BELT | Belt |
| DZ118828 | FAN BELT | Belt |
| DZ118995 | FAN BELT | Belt |
| R519476 | FAN BELT | Belt |
| T428848 | FAN BELT | Belt |
| SE501759 | CONNECTING ROD (REMAN FOR DZ122131) | Connecting rod |
| RM100131 | CONTROLLER | Controller |
| SE502800 | CONTROLLER | Controller |
| SE501747 | CYLINDER HEAD | Cylinder head |
| RG13813 | Location of Engine Serial Number Plate | Engine identification |
| RG13814 | Engine Serial Number Plate | Engine identification |
| RG13820 | Option Code Label | Engine identification |
| RG14799 | Engine Serial Number Plate | Engine identification |
| AR44402 | Valve Stem Lubricant | Fluid |
| AR54749 | Soap Lubricant | Fluid |
| DZ110558 | SECONDARY FUEL FILTER | Fuel filter |
| DZ112918 | SECONDARY FUEL FILTER | Fuel filter |
| PFF51674 | Secondary Fuel Element (OEM: RE506428) | Fuel filter |
| PFF5551 | Primary & Secondary Fuel Kit (OEM: RE525523, RE527961) | Fuel filter |
| RE520906 | PRIMARY FUEL FILTER | Fuel filter |
| RE525523 | Fuel filter | Fuel filter |
| RE527961 | FUEL FILTER | Fuel filter |
| RE539465 | PRIMARY FUEL FILTER | Fuel filter |
| SE501947 | FUEL INJECTION NOZZLE (REMAN FOR DZ100221) | Fuel injection nozzle |
| TY6299 | PERMATEX AVIATION (Form-A-Gasket No. 3), 227 g (8 oz) container | Gasket |
| SE501948 | FUEL INJECTION NOZZLE | Injector |
| DZ118283 | OIL FILTER | Oil filter |
| RE509672 | OIL FILTER | Oil filter |
| RE530346 | OCV FILTER | Oil filter |
| 4067C | Puck model 4067C lagoon boat, powered by a 280-kW (375-hp) PowerTech Plus 9.0L engine | Service part / kit |
| 51048 | Pâte LOCTITE Moly Paste | Service part / kit |
| A34471 | UN—11OCT88 | Service part / kit |
| APM303 | Control Panel | Service part / kit |
| AR31790 | Adhésif plastique SCOTCH-GRIP EC1099 | Service part / kit |
| CB125100-200 | Coolant heater, 2500W, 120V | Service part / kit |
| CB125110-200 | Coolant heater, HotStart, 2500W, 120V | Service part / kit |
| CTM106819 | Application List | Service part / kit |
| CTM385 | 9.0 L Diesel Engines — Level 14 Electronic Fuel System with Denso HPCR | Service part / kit |
| CTM67 | OEM Engine Accessories | Service part / kit |
| D-292865 | Battery charger, 120/240V, 5.1/3A | Service part / kit |
| D17005BR | flexible cylinder hone | Service part / kit |
| D17006BR | hone | Service part / kit |
| DSAB45549 | Litho in U.S.A. (10-07) | Service part / kit |
| DZ113609 | SHORT BLOCK ASSEMBLY | Service part / kit |
| DZ114640 | DIESEL EXHAUST FLUID (DEF) DOSING UNIT FILTER | Service part / kit |
| DZ114695 | DEF TANK INLET SCREEN | Service part / kit |
| DZ121189 | SHORT BLOCK ASSEMBLY | Service part / kit |
| DZ121193 | SHORT BLOCK ASSEMBLY | Service part / kit |
| DZ124403 | DIESEL EXHAUST FLUID INLINE FILTER | Service part / kit |
| GM106699-S | Battery (Kohler) | Service part / kit |
| JDE1963 | Collier-compresseur | Service part / kit |
| JDE93 | Pince à segment | Service part / kit |
| JRG10040 | Front right lifting lug | Service part / kit |
| JRG10059 | Rear left lifting lug | Service part / kit |
| JRG23 | Engine lifting crossbar | Service part / kit |
| M3227 | Canopy | Service part / kit |
| PT506 | Composé NEVER-SEEZ - Aérosol de 453 g | Service part / kit |
| PT569 | Composé NEVER-SEEZ - À appliquer au pinceau, 227 g | Service part / kit |
| R518277 | CRANKSHAFT PULLEY | Service part / kit |
| R527478 | CRANKSHAFT PULLEY | Service part / kit |
| RE520465 | TORSIONAL DAMPER | Service part / kit |
| RE537960 | TORSIONAL DAMPER | Service part / kit |
| RE57604 | TORSIONAL DAMPER | Service part / kit |
| SE501748 | CONNECTING ROD (REMAN FOR DZ122131) | Service part / kit |
| SE502544 | CONNECTING ROD | Service part / kit |
| SE502847 | COMPLETE BLOCK ASSEMBLY | Service part / kit |
| TS203 | Acid | Service part / kit |
| TS204 | Battery Explosions | Service part / kit |
| TS271 | Avoid Hot Parts | Service part / kit |
| TS677 | Install Fan Guards | Service part / kit |
| TY15941 | LOCTITE® 620 | Service part / kit |
| TY15969 | LOCTITE 609 Retaining Compound — 50 ml bottle | Service part / kit |
| TY9370 | Composé de blocage et d'étanchéité pour filetages LOCTITE 242 (résistance moyenne) (bleu) - Tube de 6 ml | Service part / kit |
| TY9374 | LOCTITE 592 Pipe Sealant with TEFLON (white), 6 mL (0.2 oz) tube | Service part / kit |
| TY9375 | LOCTITE 592 Pipe Sealant with TEFLON, 50 mL (1.7 oz) tube | Service part / kit |
| SE501228 | WATER PUMP (REMAN FOR RE530194) | Pump |
| SE501922 | FUEL INJECTION PUMP (REMAN FOR RE571640) | Pump |
| SE502545 | WATER PUMP | Pump |
| SE502546 | OIL PUMP | Pump |
| TY43512 | Composé de blocage et d'étanchéité pour filetages LOCTITE 242 (résistance moyenne) (bleu) - Bouteille de 50 ml | Seal |
| DZ118217 | Cam Sensor Bushing DZ118217 | Sensor |
| RE506103 | STARTER | Starter |
| RE529661 | STARTER | Starter |
| RE549230 | STARTER | Starter |
| RE556999 | STARTER | Starter |
| RE564633 | STARTER | Starter |
| SE501866 | STARTER (REMAN FOR RE506103) (24 V) | Starter |
| SE502823 | STARTER | Starter |
| SE502374 | TURBOCHARGER | Turbocharger |
| SE502547 | TURBOCHARGER | Turbocharger |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The John Deere 6090HF484C engine has an oil capacity of 33.4 liters.
The John Deere 6090HF484C has a displacement of 9.0 liters with 6 cylinders.
The John Deere 6090HF484C powers 1 generator set(s), including Kohler 230REOZJE.