Parts For Cummins N14 Engines

Engine Specifications for Cummins N14

The Cummins N14 is a 14-liter, inline 6-cylinder diesel engine designed for long-term, high-output performance across industrial and heavy-duty on-highway applications. Known for its mechanical simplicity and electronic versatility (via CELECT and CELECT Plus), the N14 is a favorite among fleets, construction crews, and diesel mechanics worldwide.

Key Specifications:

• Engine Model: Cummins N14
  
  

• Displacement: 14 liters (855 cubic inches)
  
  

• Configuration: Inline 6-cylinder
  
  

• Power Output: 310–525 HP
  
  

• Fuel System: CELECT and CELECT Plus (electronically controlled unit injectors)
  
  

• Cooling: Water-cooled via radiator system
  
  

• Emissions: EPA pre-2002 standards (pre-EGR)
  
  

• Applications: Heavy trucks, power units, construction equipment, stationary generators
  
  

• Legacy: Known for its durability, serviceability, and global parts availability
  
  

Industrial and On-Highway Applications of the Cummins N14 Engine

The Cummins N14 is a workhorse engine built for performance in commercial and industrial roles. It remains in service globally thanks to its rebuildability, straightforward diagnostics, and long-term parts support.

Industrial Applications

• Stationary generator sets
  
  

• Water pump and irrigation systems
  
  

• Oilfield and energy sector power modules
  
  

• Rock crushers and screening units
  
  

• Heavy-duty drilling and construction equipment
  
  

On-Highway Applications

• Freight and long-haul trucks
  
  

• Dump trucks and vocational trucks
  
  

• Logging and timber haulage trucks
  
  

• Cement mixers and refuse vehicles
  
  

• Heavy-duty tow trucks and fleet service vehicles
  
  

Its strong mid-range torque, cooling efficiency, and reliable electronics make the N14 a go-to engine for operators focused on uptime and ease of maintenance.

Cummins N14 Parts Catalog

Diesel Pro Power provides a complete inventory of Cummins N14 engine parts, ready to ship within 24 hours. Whether you’re rebuilding an entire engine or replacing a single sensor, we have the parts, tools, and expertise to support your operation.

Engine Rebuild Kits for Cummins N14

We supply complete and partial overhaul kits tailored for mechanical and CELECT/CELECT Plus configurations.

• Pistons and ring sets
  
  

• Cylinder liners
  
  

• Upper and lower gasket kits
  
  

• Main and connecting rod bearings
  
  

• Thrust washers and wrist pins
  
  

• Individual rebuild parts also available
  
  

Cooling System Components for Cummins N14

• Water pumps (mechanical and electronic)
  
  

• Thermostats and housings
  
  

• Fan drive belts
  
  

• Radiator hoses and clamps
  
  

• Coolant filter housings and bypass valves
  
  

Cylinder Head Components for Cummins N14

• Complete cylinder heads (new or remanufactured)
  
  

• Valves, springs, guides, and retainers
  
  

• Rocker arms, cam followers, and push rods
  
  

• Valve cover gaskets and spacers
  
  

• Head bolt kits and torque specs support
  
  

Fuel System Components for Cummins N14

• CELECT and CELECT Plus injectors
  
  

• Fuel lift pumps
  
  

• Fuel filters and filter bases
  
  

• Injector wiring harnesses
  
  

• Fuel pressure sensors and shutoff valves
  
  

Crankshaft and Rotating Assembly for Cummins N14

• Crankshafts
  
  

• Connecting rods
  
  

• Main and rod bearing sets
  
  

• Vibration dampers
  
  

• Crankshaft seals (front and rear)
  
  

Turbocharger and Air System Parts for Cummins N14

• Turbochargers
  
  

• Turbo gaskets and hardware kits
  
  

• Charge air cooler tubes and clamps
  
  

• Intake manifold components
  
  

• Air cleaner housings and filters
  
  

Exhaust System Components for Cummins N14

• Exhaust manifolds and gaskets
  
  

• Mufflers and clamps
  
  

• Turbo outlet elbows
  
  

• Heat shields and exhaust spacers
  
  

Electrical and Sensor Components for Cummins N14

• ECMs for CELECT/CELECT Plus
  
  

• Oil pressure and coolant temperature sensors
  
  

• Camshaft and crankshaft position sensors
  
  

• Shutdown solenoids and ignition switches
  
  

• Gauge senders and wiring harnesses
  
  

Gauges and Panels for Cummins N14

• Tachometers
  
  

• Oil pressure and water temp gauges
  
  

• Voltmeter and hour meters
  
  

• Pre-wired gauge panels
  
  

• Individual mechanical or electric gauges
  
  

Gasket Sets and Seals for Cummins N14

• Full engine gasket sets
  
  

• Head gasket sets
  
  

• Valve cover and oil pan gaskets
  
  

• Intake and exhaust manifold gaskets
  
  

• Front and rear crank seals
  
  

Unparalleled Customer Service

While our website is secure, fast, and user-friendly, Diesel Pro Power is more than just a parts retailer. We're a team of real diesel experts ready to assist by phone or email.

Need help choosing the right part? Call us at:

• 1-888-433-4735 (US)
  
  

• 305-545-5588 (International)
  
  

We can walk you through the selection process, verify part compatibility, and offer real-world technical advice.