6CTA 8.3
Showing 81–112 of 112 results
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C Series
Piston w/Retainer & Rings STD Cummins Engine 6C 8.3 – Engine 6CT 8.3- Engine 6CTA 8.3 – Engine L10
Piston w/Retainer & Rings – STD- Cummins Engine 6C.83-Engine 6CT.83-Engine 6CTA.83 Cummins Engine L10
Engines with CPL numbers: 393, 604, 754, 755, 830, 831, 893, 959, 982, 984, 1212, 1222, 1270, 1273, 1321, 1377, 1419, 1612, 1633, 1639, 1903, 2058.
Included :
• Piston
• Piston pin
• Piston pin retainer
• Piston ring set(0 reviews)$114.86 Add to cart -
Cummins
Rear Cover Gasket Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Rear Cover Gasket Cummins Engine 6C 8.3- Cummins Engine 6CT 8.3-Cummins Engine 6CTA 8.3
(0 reviews)$6.05 Add to cart -
Cummins
Ring Set, Single Cylinder STD Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Ring Set, Single Cylinder – ST Cummins Engine 6C 8.3- Cummins Engine 6CT 8.3-Cummins Engine 6CTA 8.3
(0 reviews)$19.12 Add to cart -
Cummins
Connecting Rod Bushing Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Connecting Rod Bushing Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
The bushing is pressed into the connecting rod foot and forms the sliding surface between the connecting rod and the piston pin. It serves to maintain proper piston alignment, reduce friction and wear, and distribute the loads transmitted from the piston pin to the connecting rod. Some aftermarket versions require boring or finishing after installation to achieve the correct pin tolerance.
It is used in various Cummins applications in the C, ISC, ISL, QSC, and QSL families.
Final compatibility must be verified using the ESN (Engine Serial Number), CPL, and the QuickServe/Cummins parts catalog, because not all configurations of the same engine necessarily use the same connecting rod or bushing.
(0 reviews)$10.26 Add to cart -
Cummins
Connecting Rod Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Connecting Rod Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
transfers combustion force from the piston to the crankshaft, converting piston reciprocating motion into crankshaft rotation.
For Cummins 6C 8.3, 6CT 8.3, 6CTA 8.3, ISC 8.3, and ISL 8.9 / 9 engines. Some aftermarket catalogs also extend the application to QSC 8.3 and QSL 9 Marine / Industrial engines.
Always verify compatibility using the Engine Serial Number (ESN), CPL, and the original connecting rod number before installation.
(0 reviews)$192.68 Add to cart -
Cummins
Connecting Rod Bolt Cummins Engine 6C – Engine 6CT – Engine 6CTA
Connecting Rod Bolt Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Secures the connecting rod cap to the connecting rod, ensuring proper tightening around the crankshaft journal. M12 × 1.25 thread. High-strength steel. Grade: 12.9.
Used on 6C / 6CT 8.3, 6CTA 8.3, ISC 8.3, and QSC 8.3 motors, as well as certain ISL, QSL, and M11 applications.
To ensure full compatibility, I recommend checking the ESN (Engine Serial Number), CPL, and connecting rod number, because there may be different configurations within the ISC/ISL/QSC/QSL/M11 family.
(0 reviews) -
Cummins
Connecting Rod Bolt Nut Cummins Engine 6C – Engine 6CT – Engine 6CTA
Connecting Rod Bolt Nut Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
It is a connecting rod bolt nut used to secure the connecting rod cap to the connecting rod body. It holds the connecting rod bolt—and thus the connecting rod cap—tightly in place on the crankshaft; it is a critical component of the connecting rod assembly.
Used on 6C / 6CT 8.3, 6CTA 8.3, ISC 8.3, and QSC 8.3 motors, as well as certain ISL, QSL, and M11 applications.
However, this must be verified using the ESN (Engine Serial Number), CPL, and the QuickServe catalog before placing the order.
(0 reviews)$0.80 Add to cart -
Cummins
Connecting Rod Bearing 0.010″ Cummins Engine 6C – Engine 6CT – Engine 6CTA
Rod Bearing 0.010″ Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
It is installed between the connecting rod head and the crankshaft connecting rod journal. It creates a lubricated sliding surface that reduces friction and wear and maintains the proper clearance between the connecting rod and the crankshaft. It is used when the crankshaft connecting rod journal has been ground down by 0.010″.
Replacement parts for Cummins C / ISC / QSC / ISL / QSL applications.
Before the sale, it’s a good idea to check the ESN, CPL, and the actual length of the crankshaft.
(0 reviews)$6.20 Add to cart -
Cummins
Connecting Rod Bearing 0.030″ Cummins Engine 6C – Engine 6CT – Engine CTA
Connecting Rod Bearing 0.030″ Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
It is installed between the connecting rod head and the crankshaft connecting rod journal. It creates a lubricated sliding surface that reduces friction and wear and maintains the proper clearance between the connecting rod and the crankshaft. It is used when the crankshaft connecting rod journal has been ground down by 0.030″.
Replacement parts for Cummins C / ISC / QSC / ISL / QSL applications.
Before the sale, it’s a good idea to check the ESN, CPL, and the actual length of the crankshaft.
(0 reviews)$6.60 Add to cart -
Cummins
Connecting Rod Bearing 0.040″ Cummins Engine 6C – Engine 6CT – Engine 6CTA
Connecting Rod Bearing 0.040″ Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
It is installed between the connecting rod head and the crankshaft connecting rod journal. It creates a lubricated sliding surface that reduces friction and wear and maintains the proper clearance between the connecting rod and the crankshaft. It is used when the crankshaft connecting rod journal has been ground down by 0.040″.
Replacement parts for Cummins C / ISC / QSC / ISL / QSL applications.
Before the sale, it’s a good idea to check the ESN, CPL, and the actual length of the crankshaft.
(0 reviews)$5.85 Add to cart -
Cummins
Expansion Plug Cummins Engine 6C – Engine 6CT – Engine 6CTA
Camshaft Bore Plug Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Il Cummins 3901969 è un Expansion Plug / Camshaft Bore Plug / Block Expansion Plug, cioè un tappo di espansione del blocco, utilizzato in particolare per chiudere il foro posteriore dell’albero a camme (Rear Cam Bore). Cummins lo cataloga come Expansion Plug.
The documented applications primarily include this part for the following engines: Cummins C Series / 6C 8.3, 6CT 8.3 / 6CTA 8.3, ISC 8.3, QSC 8.3, ISL 8.9, QSL 8.9 / QSL9.
Before considering them 100% interchangeable, I still recommend verifying them using the ESN (Engine Serial Number), CPL, and QuickServe, because their application may vary depending on the engine configuration.
(0 reviews)$3.90 Add to cart -
Cummins
Rear Cam Bore Seal Cummins Engine 6C – Engine 6CT – Engine 6CTA
Camshaft Bore O-Ring Cummins Engine 6C – Engine 6CT – Engine 6CTA
It seals the rear opening of the camshaft housing, preventing engine oil leaks. An aftermarket catalog also refers to it as the camshaft plug O-ring.
For engines in the C, ISC, QSC, ISL, and QSL families; Cummins specifically lists ISC/ISL 8.9 L Tier 3 applications.
Before considering them 100% interchangeable, I still recommend verifying them using the ESN (Engine Serial Number), CPL, and QuickServe, because their application may vary depending on the engine configuration.
(0 reviews)$0.89 Add to cart -
Cummins
Rocker Arm Assembly Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Rocker Lever Assembly Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
The rocker arm is part of the valve train. It receives motion from the camshaft via the rocker arm and pushrod and transfers it to the valves, enabling the intake and exhaust valves to open and close properly. It thus maintains proper synchronization between the valve train and cylinder operation.
Compatible Engines: Cummins 6C 8.3, 6CT 8.3, 6CTA 8.3, ISC 8.3, QSC 8.3, ISL 8.9, QSL9.
However, I recommend checking the ESN (Engine Serial Number), CPL, and engine configuration, because within the 6C family, there may be different rocker arm variants depending on the model year and cylinder head configuration.
(0 reviews) -
Cummins
Rod Push Cummins Engine 6C 8.3 – Engine 6CT 8.3 -Engine 6CTA 8.3
Intake & Exhaust Valve Pushrod Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
A rocker arm shaft designed to transfer the rocker arm’s motion to the rocker, ensuring proper operation of the engine’s intake and exhaust valves.
Cummins C Series 8.3 L engines, including the 6C, 6CT, 6CTA, and C8.3. Cummins specifically notes that these are primarily intended for use on non-certified C 8.3 L engines; additionally, aftermarket applications include ISC, QSC, ISL, and QSL engines,
Before considering them 100% interchangeable, I still recommend verifying them using the ESN (Engine Serial Number), CPL, and QuickServe, because their application may vary depending on the engine configuration.
(0 reviews)$5.75 Add to cart -
Cummins
Tappet Guide Cummins Engine 6C – Engine 6CT – Engine 6CTA
Tappet Guide Pin Cummins Engine 6C 8.3L – Engine 6CT 8.3L – Engine 6CTA 8.3L
It keeps the rocker arm properly guided and aligned during the movement generated by the camshaft, contributing to the proper operation of the valve train.
Per motori Cummins ISC, ISL; altre fonti aftermarket lo associano anche a QSC/QSL e alla famiglia 6C 8.3L.
Before considering them 100% interchangeable, I still recommend verifying them using the ESN (Engine Serial Number), CPL, and QuickServe, because their application may vary depending on the engine configuration.
(0 reviews) -
Cummins
Sealing Ring, Liner Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Sealing Ring, Liner Cummins Engine 6C.83-Cummins Engine 6CT 8.3-Cummins Engine 6CTA 8.3
(0 reviews)$4.99 Add to cart -
Fuel filter
Secondary Fuel Spin-on Cummins Engine 6C 8.3-Engine 6CT 8.3-Engine 6CTA 8.3
Secondary Fuel Spin-on Cummins Engine 6C 8.3-Engine 6CT 8.3-Engine 6CTA 8.3
Thread O.D Length I. Gskt O. Ring M16 x 1.5 3 1/32 (77.0) 4 27/32 (123.0) G449-B Included (0 reviews)$11.85 Add to cart -
Marine Pump Engine Cummins
Impeller Splined Shaft Cummins Engine Series C & QSB
Impeller Splined Shaft Cummins Engine Series C & QSB
The 27000K Kit Includes:
12-vane neoprene impeller
O-ring
Gaskets
Service instructionsImpeller Specifications:
Diameter: 3-5/16 in (84 mm)
Width: 2-7/8 in (73 mm)
Spline: 11-tooth spline (11T)(0 reviews)$90.75 Add to cart -
Marine Pump Engine Cummins
Major Repair Kit Cummins Engine Series C & QSB
Major Repair Kit Cummins Engine Series C & QSB
(0 reviews)$489.50 Add to cart -
Marine Pump Engine Cummins
Marine Seawater Cooling Pump Cummins Engine Series C & QSB
Marine Seawater Cooling Pump Cummins Engine Series C & QSB
This Pump also works with the
• QSB5.9 Marine
• QSB6.7 Marine
• 6C8.3 Marine
• 6CT8.3 Marine
• 6CTA8.3 Marine• Mechanical seal assembly
• Marine-grade 3X-series non-magnetic shaft• Port type: flange, 1 3/4″ inlet/outlet
(0 reviews)$766.15 Add to cart -
C Series
Exhaust Valve Spring Cummins Engine 6C 8.3 – 6CT 8.3 – 6CTA 8.3 – 6CTAA 8.3
Spring Valve Cummins Engine 6CT 8.3-Cummins Engine 6CT 8.3-Cummins Engine 6CTA 8.3
(0 reviews)$23.86 Add to cart -
Cummins
Spring Valve Cummins Engine 6CT 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Spring Valve Cummins Engine 6CT 8.3-Cummins Engine 6CT 8.3-Cummins Engine 6CTA 8.3
(0 reviews)$3.65 Add to cart -
Cummins
Valve Spring Retainer Cummins Engine 6C 8.3 – 6CT 8.3 – ISC 8.3 – ISL 8.9 – QSL 8.9
Valve Spring Retainer Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine ISC 8.3 – Engine ISL 8.9 – Engine QSL 8.9
(0 reviews)$2.97 Add to cart -
Starter & Alternators
Starter Cummins Engine 6CTA
Starter Cummins Engine 6CTA
- VOLT :12
- POWER :7.300 kw
- HP :9.789
- CONDITION :New
- ROTATION DIRECTION :Clockwise
- ELECTRIC STARTER TYPE :Direct Drive (DD)
- NUMBER OF TEETH :12
- WARRANTY :1 Year
- Standard Solenoid Terminal Configuration
- SOLENOID POSITION82 °
(0 reviews)$555.86 Add to cart -
Starter & Alternators
Starter Cummins Engine 6CTA
Starter Cummins Engine 6CTA
- VOLT :24
- POWER :7.500 kw
- HP :10.058
- CONDITION :New
- ROTATION DIRECTION :Clockwise
- ELECTRIC STARTER TYPE :Offset Gear Reduction (OSGR)
- NUMBER OF TEETH :10
- GEAR OD :1.555″
- GEAR OD : 39.500mm
- WET CLUTCH SEALTRUE
- WARRANTY :1 Year
(0 reviews)$325.81 Add to cart -
Starter & Alternators
Starter Cummins Engine 6CTA
Starter Cummins Engine 6CTA
- VOLT :24
- CONDITION :New
- ROTATION DIRECTION: Clockwise
- ELECTRIC STARTER TYPE :Direct Drive (DD)
- NUMBER OF TEETH :11
- WARRANTY :1 Year
(0 reviews)$661.05 Add to cart -
Starter & Alternators
Starter Cummins Engine 6CTA
Starter Cummins Engine 6CTA
- VOLT :12
- POWER :7.300 kw
- HP :9.789
- CONDITION :New
- ROTATION DIRECTION :Clockwise
- ELECTRIC STARTER TYPE :Direct Drive (DD)
- NUMBER OF TEETH:11
- WARRANTY :1 Year
- Right Hand Lever Housing
- SOLENOID POSITION :82 °
(0 reviews)$629.96 Add to cart -
Starter & Alternators
Starter Cummins Engine 6CTA
Starter Cummins Engine 6CTA
- VOLT :24
- CONDITION :New
- ROTATION DIRECTION :Clockwise
- ELECTRIC STARTER TYPE :Direct Drive (DD)
- NUMBER OF TEETH :12
- WARRANTY :1 Year
(0 reviews)$525.54 Add to cart -
Cummins
Tappet Valve Lifter Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Valve Tappet Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
The tappet is installed between the camshaft cam and the rest of the valve train. It transmits the cam’s motion to the pushrod/rocker arm system, allowing the valves to open and close properly.
Applications for Cummins 4BT 3.9, 6BT 5.9, ISB, QSB, and C-Series 8.3 engines.
Final compatibility must be verified using ESN, CPL, QuickServe, and the Cummins catalog before installation.
(0 reviews)$6.48 Add to cart -
Cummins
Thermostat Gasket Cummins Engine 6C 8.3 – Engine 6CT 8.3 – Engine 6CTA 8.3
Thermostat Gasket Cummins Engine 6CT 8.3-Cummins Engine 6CT 8.3 -Cummins Engine 6CT 8.3
(0 reviews)$1.89 Add to cart -
Gaskets
Turbocharger Gasket Cummins Engine 6C 8.3 -Cummins Engine 6CT 8.3 -Cummins Engine 6CTA 8.3
Turbocharger Gasket Cummins Engine 6C 8.3 -Cummins Engine 6CT 8.3 -Cummins Engine 6CTA 8.3 Old Parts # 3918076
(0 reviews)$21.68 Add to cart -
Cummins
Water Pump Cummins Engine 6CT 8.3
Water Pump Hard Pulley Cummins Engine 6CT 8.3
(0 reviews)$130.86 Add to cart











































