HomeEnginesCummins/Onan 6CTA8.3-F3

Cummins/Onan 6CTA8.3-F3 Engine

The Cummins/Onan 6CTA8.3-F3 is a 8.3 L 6-cylinder turbocharged engine rated at 2100 rpm, producing up to 223 kW. It powers generator sets from Cummins/Onan, including the 6CTA8.3 F3.

Also known as: CUMMINS 6CTA8.3-F3

Part of the Cummins/Onan 6CTA8.3 engine family — 10 variants share parts & fitment.

8.3 L
Displacement
6
Cylinders
2100 rpm
Rated speed
223 kW
Gross power

Engine specifications

Displacement8.3 L
Cylinders6
AspirationTurbocharged
Rated speed2100 rpm
Gross power223 kW

Generator sets powered by this engine

1
Cummins/Onan 6CTA8.3 F3

How to read your Cummins/Onan engine serial & model number →

Parts cataloged across the Cummins/Onan 6CTA8.3 family

300
Part #DescriptionCategory
140-2241Element, Air Cleanerair_filter
140-2251Element, Air Cleaner Secondary (Inner)air_filter
140-2252Element, Air Cleaner - Secondary (Inner)air_filter
3833680Bracket, Air Cleanerair_filter
3837348Cleaner, Airair_filter
3919520Bracket, Air Cleanerair_filter
AC9055-01Air Cleanerair_filter
AF4669Air Cleanerair_filter
3016627Alternatoralternator
3016628Alternatoralternator
130-3216V-beltbelt
3897933Bracket, Belt Guardbelt
3897934Bracket, Belt Guardbelt
3897937Bracket, Belt Guardbelt
3911562Beltbelt
3921633Guard, Beltbelt
3922900Tensioner, Beltbelt
3925697Bracket, Belt Tensionerbelt
503-0446Clamp, Hoseclamp
405-5832Door, Housingdoor
3377363Lube Oil, Cummins Premium Blue 15W40 (one-gallon jugs)fluid
3843760Fuel Filter (Fleetguard FS1251 equivalent)fuel_filter
3519762Gasket, Turbochargergasket
3914303Gasket, Gear Housing (Front-Gear-Cover group BP9733-04)gasket
3914311Gasket, Int Manifold Covergasket
3916300Gasket, Turbochargergasket
3917779Gasket, Gear Cover (Front-Gear-Cover group BP9733-04)gasket
3918779Gasket, Connectiongasket
3921691Gasket, Exh Out Connectiongasket
3931350Gasket, Oil Draingasket
3931608Gasket, Acc Drive Covergasket
406-0831Hinge, Doorhinge
106334Hose, Plainhose
210753Clamp, Hosehose
3025152Hose, Plainhose
3283227Coupling, Plain Hosehose
3819725Clamp, Hosehose
3905084Hose, Flexiblehose
3907167Coupling, Plain Hosehose
3911875Hose, Flexiblehose
3911880Coupling, Elbow Hosehose
3912183Hose, Plainhose
3913724Hose, Plainhose
3913751Hose, Plainhose
3916529Hose, Plainhose
3918163Clamp, Hosehose
3918521Clamp, Hosehose
3918607Hose, Elbowhose
3918611Hose, Plainhose
3920762Hose, Elbowhose
3925025Hose, Moldedhose
3931970Hose, Plainhose
503-0197Clip, Hosehose
503-0365Clamp, Hosehose
503-0465Clamp, Hosehose
503-0685Clamp, Hosehose
503-1595Hosehose
503-1599Hose, Radiatorhose
870-0257Nut, Locking (5/16−18) * − Parts Used On Heat Exchanger Installations With Automatic Water Regulator # − Cut Off And Discard Swivel Connector End Of Hose So That 1/8 NPT Connector End Measures Length As Indicated Above + − Parts Used On Heat Exchanger Installations Without Automatic Water Regulatorhose
155-3150-04Muffler, Criticalmuffler
502-0047Nipple, Pipe (1/4)nipple
102-1356Gasket, Oil Drainoil_filter
309-0561Alternator & Drive Components Group Pulley. Alternator - Multi Groove (Use with 35 A MP Alternator)oil_filter
3318853Combination Full-Flow/Bypass Lubricating Oil Filteroil_filter
102-1237Adapter, Oil Drain (Ml8 x 1/2") (S2)other_service
102483End, Control Rodother_service
108722Clipother_service
127007Screw, Pan Head Capother_service
130-3208other_service
130-3209other_service
130-3212Advanced Efficiency Hydraulic/Transmission Filterother_service
130-3217other_service
130-3218other_service
140-1260Fitting, Safety Filterother_service
140-1548Indicator, Serviceother_service
140-1601other_service
140-1973other_service
140-2238other_service
140-2239other_service
140-2240Cleaner, Air (Incl Element)other_service
140332Clamp, T Boltother_service
146159Washer, Plainother_service
146160Washer, Plainother_service
150-2252other_service
155-2304other_service
155-2307Silencerother_service
180371Clipother_service
191-19830other_service
191-2038other_service
203555Connection, Exhaust Outletother_service
204991Washer, Plainother_service
213365Screw, Hexagon Head Capother_service
3007636Plug, Expansionother_service
3008468Plug, Pipe 1/2 NPTother_service
3010596Screw, Captive Washer Capother_service
3018006Screw, Hexagon Head Capother_service
3026910Cableother_service
3028870Connection, Tur Oil Inletother_service
3030871Gauge, Pressureother_service
3030872Gauge, Temperatureother_service
3031348Flange, Power Takeoffother_service
3031643Rectifierother_service
3032105Bearing, Ballother_service
3033379Control, Vernierother_service
3033800Washer, Plainother_service
3035083Isolator, Vibrationother_service
3035084Isolator, Vibrationother_service
3039554Switch, Push Buttonother_service
3039570Ammeterother_service
3049554Hourmeter & Tachometerother_service
3050323Speed Switch, Electronicother_service
309-0553Switch, Temperature - Pre Waterother_service
309-0554Switch, Temperature - Hi Waterother_service
3175239Nut, Lockother_service
3284244Connector, Femaleother_service
332-1473Lug, Solderlessother_service
332-2738other_service
3393823Bolt, Carriageother_service
3885910Red Paint, Spray canother_service
3900629Screw, Hex Flange Head Capother_service
3900630Screw, Hex Flange Head Capother_service
3900631Screw, Hex Flange Head Capother_service
3900632Screw, Hex Flange Head Capother_service
3900633Screw, Hex Flange Head Capother_service
3901249Screw, Hex Flange Head Capother_service
3901757Screw, Hex Flange Head Capother_service
3902115Screw, Hex Flange Head Cap M12 x 1.75 x 65other_service
3902468Cap, Fillerother_service
3902662Nut, Hexagon Flangeother_service
3903463Cover, Access Holeother_service
3903990Screw, Hex Flange Head Capother_service
3904971Connection Water Transferother_service
3905156Shim A/R 1.00 mm Thickother_service
3905157Shim A/R 1.04 mm Thickother_service
3905158Shim A/R 1.08 mm Thickother_service
3905159Shim A/R 1.10 mm Thickother_service
3905160Shim A/R 1.14 mm Thickother_service
3905161Shim A/R 1.18 mm Thickother_service
3905162Shim A/R 1.20 mm Thickother_service
3905163Shim A/R 1.24 mm Thickother_service
3905164Shim A/R 1.28 mm Thickother_service
3905165Shim A/R 1.30 mm Thickother_service
3905166Shim A/R 1.34 mm Thickother_service
3905167Shim A/R 1.38 mm Thickother_service
3905168Shim A/R 1.40 mm Thickother_service
3905169Shim A/R 1.44 mm Thickother_service
3905170Shim A/R 1.48 mm Thickother_service
3905171Shim A/R 1.50 mm Thickother_service
3905172Shim A/R 1.54 mm Thickother_service
3905173Shim A/R 1.58 mm Thickother_service
3905174Shim A/R 1.60 mm Thickother_service
3905175Shim A/R 1.64 mm Thickother_service
3905176Shim A/R 1.68 mm Thickother_service
3905177Shim A/R 1.70 mm Thickother_service
3905178Shim A/R 1.74 mm Thickother_service
3905180Shim A/R 1.78 mm Thickother_service
3905181Shim A/R 1.80 mm Thickother_service
3905182Shim A/R 1.84 mm Thickother_service
3905183Shim A/R 1.88 mm Thickother_service
3905184Shim A/R 1.90 mm Thickother_service
3905185Shim A/R 1.94 mm Thickother_service
3905186Shim A/R 1.98 mm Thickother_service
3906436Tube, Water Inletother_service
3906439Plate, Clampingother_service
3906619Plug, Pipeother_service
3906715Screw, Hex Flange Head Capother_service
3906733Screw, Hex Flange Head Capother_service
3907978Stud M10 x 1.50(Both Ends) x 50other_service
3908402Tube, Water Outletother_service
3910901Screw, Hex Flange Head Capother_service
3911670Manifold, Exhaustother_service
3912151Plate, Clampingother_service
3912159Connection, Water Outletother_service
3914502Aftercoolerother_service
3914868Plate, Coverother_service
3916326Connection, Exhaust Outletother_service
3916518Screw, Hex Flange Head Cap M10 x 1.50 x 125other_service
3916585Screw, Hexagon Head Capother_service
3917394Connection, Water Transferother_service
3918109Screw, Hex Flange Head Cap M8 x 1.25 x 25other_service
3918192Washer, Sealingother_service
3918498Screw, Hex Flange Head Cap M10 x 1.50 x 145other_service
3918500Tube, Airother_service
3918542Spacer, Mountingother_service
3918927Connection Water Transferother_service
3919461Block, Terminalother_service
3919462Harness, Wiringother_service
3919465Cabinet, Instrumentother_service
3919467Decalother_service
3919563Tube, Water Transferother_service
3919577Heater, Engineother_service
3919578Panel, Instrumentother_service
3919585Panel, Eng Instrumentationother_service
3919687Connector, Femaleother_service
3919748Dataplateother_service
3919750Brace, Exh Out Connectionother_service
3919751Shield, Heatother_service
3919814Connection, Tur Oil Drainother_service
3919815Tube, Tur Oil Drainother_service
3919871Bracket, Cableother_service
3921533Shield, Dustother_service
3921724Tag, Identificationother_service
3923360Plate, Clampingother_service
3924389Washer, Sealingother_service
3924798Shaft, Idlerother_service
3925186Screw, Flat Head Capother_service
3925568Damper, Vibrationother_service
3925749Connector, Banjoother_service
3925883Screw, Hex Flange Head Capother_service
3926125Screw, Hexagon Head Capother_service
3926901Pulley, Idlerother_service
3930678Tube, Ventother_service
3930903Cover, Valveother_service
3931827Tube, Tur Oil Drainother_service
402-0030Part 402-0030other_service
403-2690other_service
41320-DShaft, Stubother_service
416-0444Cable, Battery - Negativeother_service
416-0619Cable, Batteryother_service
501-0441Line, Fuel - Flex (Fuel In)other_service
501-0480Line, Fuel - Flex (Fuel Out)other_service
503-0099other_service
503-1354other_service
503-1586other_service
503-1870other_service
504-0011Valve, Shutoff (1/2”)other_service
505-0021Bushing, Pipe - Reducer (3/4º to 1/2º)other_service
505-0050Elbow, Street (1/2' x 90 ° )other_service
505-0185Nipple, Half (1/2' x 1.5' lg)other_service
505-1373other_service
508-0015Washer, Insulating - Fiber (#8)other_service
508-0231other_service
517-0138other_service
526-0003#Washer, Flat (#8)other_service
526-0008Sender, Temperature - Waterother_service
526-0141other_service
526-0219Washer, Flat (1/2)other_service
526-2140Washer, Flat (M12)other_service
554802Washer, Plainother_service
5818824Nut, Hexagon Flange M10 x 1.50other_service
600-2124other_service
62399-NKey, Squareother_service
660-2008other_service
70208Screw, Pan Headother_service
718-1026other_service
800-0008Screw, Cap - Hex Head (1/'4-2Ox 1-1/4')other_service
800-0026Screw, Cap - Hex Head (5/16-18 X 3/4')other_service
800-0091Part 800-0091other_service
800-0520Screw, Cap - Hex Head - Self Locking 3/4-10 x 1"other_service
800-2058Screw, Cap - Hex Head (M8 x 1.25 x 25)other_service
800-2088Screw, Cap - Hex Headother_service
800-2096other_service
800-2110Hood, Inlet - Air Moldedother_service
800-2111Screw, Cap - Hex Head (M12 x 1.25 x 25mm)other_service
809-0035Screw, Machine - Thread Cutting, Round Head (#8 X 3/4')other_service
815-0115other_service
815-0172Cover, Adapter Outletother_service
818-0150Rivetother_service
821-00142 821-0018 1 3 526-0018 2 4 856-0006 1 5 870-0212 1 6 NOTE 1 REF 7 NOTE 1 REF 8 NOTE 1other_service
821-0018Screw, Self-locking - Hex Washer Head ( 1'4.20 x 5 8')other_service
821-0029Screw, Self–Locking – Hex Washer Head (3/8–16 x 3/4")other_service
821-6003-02Screw, Cap - Hex Headother_service
830-2008other_service
850-0030Washer, Lock - Spring (#10)other_service
850-0060Screw, Cap - Hex Head (5/16-18 X 7-1/2" )other_service
850-2005Washer, Lock - Spring (M5)other_service
850-2008Washer, Lock (M8)other_service
850-2010Lockother_service
850-2012Washer, Lock - Spring (M12)other_service
856-0008Washer, Lock - EIT (5/16'1)other_service
856-0013Washer, Lock - W/EIT (1/2)other_service
860-2006Genset component (SJB series)other_service
862-00044 ttNut, Hex - Set Mounting - Key 2 HARDWARE SET, SET MOUNTINGother_service
862-0016Nut, Hexother_service
863-0002Cleaner, Air (Includes Element)other_service
870-0048Nut, Self-locking - Hex (5/16-18)other_service
870-0053Nut, Hex (s10-32)other_service
870-0196Nut, Insulating (#8)other_service
870-0212Nut, Locking (1/4-20)other_service
870-0281Nut, Self-Locking – Hex Washer Head (3/8–16)other_service
871-0010Nut, Hex - Srass (#10-32) Washer, Lock - EIT (#10) Washer, Lock - IT (#10)other_service
928-0502Bother_service
928-0506other_service
960-0504Aother_service
960-0505other_service
960-12other_service
S-1008-1Connector, Femaleother_service
S-103-DScrew, Hexagon Head Capother_service
S-114Screw, Hexagon Head Cap 1/4 - 20 X 3/4 Inch.other_service
S-115Screw, Hexagon Head Capother_service
S-118Screw, Hexagon Head Capother_service
S-118-AScrew, Hexagon Head Capother_service
S-168-CScrew, Hexagon Head Capother_service
S-224Nut, Heavy Hexagonother_service
S-225Nut, Heavy Hexagon Jamother_service
S-257Nut, Regular Hexagonother_service
S-511Pin, Cotterother_service
S-600Washer, Lock 1/4 inchother_service
S-608Washer, Lockother_service
S-622Washer, Plain 3/8 inchother_service

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 displacement of the Cummins/Onan 6CTA8.3-F3?

The Cummins/Onan 6CTA8.3-F3 has a displacement of 8.3 liters with 6 cylinders.

Which generators use the Cummins/Onan 6CTA8.3-F3 engine?

The Cummins/Onan 6CTA8.3-F3 powers 1 generator set(s), including Cummins/Onan 6CTA8.3 F3.