Part number lookup

6CTA8.3 Replacement Parts

Cross-reference and compare 23 replacement listings for OEM / aftermarket part number 6CTA8.3. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

23 Matching Products

Flywheel 3968132 Cummins Engine 6CTCumminsFlywheel 3968132 Cummins Engine 6CT$1,041.94Fuel Injector 3931262 for Cummins Engine 6CT 6LT ISCCumminsFuel Injector 3931262 for Cummins Engine 6CT 6LT ISC$108.99Fuel Injector 4025337 4078347 for Cummins Engine 6CT 6CTA8.3 6LTCumminsFuel Injector 4025337 4078347 for Cummins Engine 6CT 6CTA8.3 6LT$93.99Aftercooler 3924732 for Cummins 6CT 6CTA 6CTAA 8.3L EngineCumminsAftercooler 3924732 for Cummins 6CT 6CTA 6CTAA 8.3L Engine$515.92Air Filter 3325291 for Cummins Engine 6CTA8.3 V504 VT555 V903 V378 NTCC240 LT10C QSL9CumminsAir Filter 3325291 for Cummins Engine 6CTA8.3 V504 VT555 V903 V378 NTCC240 LT10C QSL9$46.00Alternator Z3900178 for Cummins 6CTA 6C8.3 6CTA8.3 EngineCumminsAlternator Z3900178 for Cummins 6CTA 6C8.3 6CTA8.3 Engine$395.28Bare Cylinder Block 3939313 for Cummins Engine 6C 6CT 6CTA8.3CumminsBare Cylinder Block 3939313 for Cummins Engine 6C 6CT 6CTA8.3$4,872.26Corrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3CumminsCorrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3$56.50Corrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3CumminsCorrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3$56.50Corrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3CumminsCorrosion Resistor Head 3415680 for Cummins Engine 6CT 6CT8.3 6CTA8.3$106.60Flywheel 3960755 for Cummins Engine 6C8.3 6CT8.3 6CTA8.3CumminsFlywheel 3960755 for Cummins Engine 6C8.3 6CT8.3 6CTA8.3$1,283.34Flywheel Housing 3908799 for Cummins Engine 6CT 6CTA8.3 ISC QSC ISL QSLCumminsFlywheel Housing 3908799 for Cummins Engine 6CT 6CTA8.3 ISC QSC ISL QSL$1,030.71Fuel Filter 3959612 for Cummins Engine 6C8.3 6CTA8.3 ISC QSC ISL QSL ISM QSM ISX QSXCumminsFuel Filter 3959612 for Cummins Engine 6C8.3 6CTA8.3 ISC QSC ISL QSL ISM QSM ISX QSX$34.00Fuel Injection Pump 3973900 for Cummins Engine 6CT 6CTA Lonking CDM856CumminsFuel Injection Pump 3973900 for Cummins Engine 6CT 6CTA Lonking CDM856$1,099.01Fuel Injection Pump 4941012 for Cummins Engine 6CTA 6CTA8.3CumminsFuel Injection Pump 4941012 for Cummins Engine 6CTA 6CTA8.3$1,861.88Fuel Injector 3921835 for Cummins Engine 6C8.3 6CTA8.3CumminsFuel Injector 3921835 for Cummins Engine 6C8.3 6CTA8.3$54.90Fuel Injector 3921835 for Cummins Engine 6C8.3 6CTA8.3CumminsFuel Injector 3921835 for Cummins Engine 6C8.3 6CTA8.3$82.82Intake Air Heater 4942815 for Cummins Engine 6CT 6CTA8.3CumminsIntake Air Heater 4942815 for Cummins Engine 6CT 6CTA8.3$220.27Oil Pressure Sensor 4931169 for Cummins Engine 6BT 6CT 8.3L 6LT 6C 6CTA8.3CumminsOil Pressure Sensor 4931169 for Cummins Engine 6BT 6CT 8.3L 6LT 6C 6CTA8.3$80.99Overhaul Rebuild Kit for Cummins Engine 6CT 6CT8.3 6CTA8.3CumminsOverhaul Rebuild Kit for Cummins Engine 6CT 6CT8.3 6CTA8.3$1,224.00Part Number: JMP:JPR-S7630, JPRS7630 Cummins:5265995, 5265994, 3866493 Cummins Engine: 6BTA5.9, 6C8.3, 6CT8.3, 6CTA8.3, 6BTA5.9M2, 6BTA5.9M(JWAC), 6BTA5.9M3(SWAC), 6CT8.3M, 6CT8.3-D(M), 6CTA8.3M, 6CTA8.3M2(SWAC), 6CTA8.3-D(M), 6CTA8.3-M1(JWAC)CumminsPart Number: JMP:JPR-S7630, JPRS7630 Cummins:5265995, 5265994, 3866493 Cummins Engine: 6BTA5.9, 6C8.3, 6CT8.3, 6CTA8.3, 6BTA5.9M2, 6BTA5.9M(JWAC), 6BTA5.9M3(SWAC), 6CT8.3M, 6CT8.3-D(M), 6CTA8.3M, 6CTA8.3M2(SWAC), 6CTA8.3-D(M), 6CTA8.3-M1(JWAC)$602.00Turbo HX40W Turbocharger 3778133 for Cummins Engine 6CTA8.3 DCEC C245CumminsTurbo HX40W Turbocharger 3778133 for Cummins Engine 6CTA8.3 DCEC C245$623.74Viscous Vibration Damper 4940755 for Cummins Engine 6CT 6CTA8.3 ISCCumminsViscous Vibration Damper 4940755 for Cummins Engine 6CT 6CTA8.3 ISC$332.77

Part Numbers and Cross References

3968132C39681326CTA8.33931262380283804321915880-432-191-588R04321916284025337407834739247326CTAA8.3LJ924732332529130132092046396BTA5.9NT855KT1150N855CNTA855NTC743Z390017839001783939313C39393136CT8.334156803960755C396075539087993906691390256549830273927876407903654012304993644C54012303913368499403039596123973232C39596123973900CDM856215HP4941012C494101239218354942815C49428154931169C4931169搂34931169QSL8.96LT8.9HJ6CTA8.352659946BTA5.9M26BTA5.9M(JWAC)6BTA5.9M3(SWAC)6CT8.3M6CT8.3-D(M)6CTA8.3M6CTA8.3M2(SWAC)6CTA8.3-D(M)3778133C377813340502034050236288206640502044033792HX40W4940755C4940755

Applications and Fitment Summary

  • Part Number
  • Cummins · s:CUMMINS
  • Cummins · 6C
  • Cummins · 6CT
  • Cummins · 6L8.9
  • Cummins · 6LT
  • Cummins · C Gas Plus CM556
  • Cummins · C8.3
  • Cummins · C8.3G
  • Cummins · G8.3
  • Cummins · GTA8.3 CM558
  • Cummins · ISC
  • Cummins · ISC CM2150
  • Cummins · ISC CM554
  • Cummins · ISC CM850
  • Cummins · ISC8.3
  • Cummins · ISC8.3 CM2250
  • Cummins · ISL CM2150
  • Cummins · ISL CM2150 SN
  • Cummins · ISL CM554
  • Cummins · ISL CM850
  • Cummins · ISL G CM2180
  • Cummins · ISL9 CM2250
  • Cummins · L Gas Plus CM556

Frequently Asked Questions

What parts replace OEM number 6CTA8.3?

This page lists 23 replacement listings indexed under 6CTA8.3. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for 6CTA8.3?

Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.

Can I request a quote if 6CTA8.3 is not an exact match?

Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.