Cummins NT855 NTA855 N14 Engine Camshaft 4913963 | OEM Replacement | Heavy-Duty Diesel Parts

Product Details

Product Overview

This high-quality engine camshaft, OEM reference 4913963, is a precision-engineered replacement part specifically designed for the Cummins NT855, NTA855, and N14 heavy-duty diesel engine series. Manufactured to meet or exceed OEM specifications, this camshaft ensures optimal valve timing, fuel efficiency, and engine longevity. We are a global supplier serving the North American, European, Asia-Pacific, and Middle Eastern markets, offering reliable shipping to major industrial hubs and ports worldwide.

Key Features & Benefits

• OEM Standard Quality: Manufactured from high-strength alloy steel for superior wear resistance and dimensional stability.
• Precision Ground Lobes: Ensures accurate valve lift and timing, maximizing engine performance and fuel economy.
• Enhanced Durability: Induction hardened cam lobes and journals provide extended service life in demanding applications.
• Direct Fit Replacement: Designed as a direct bolt-in replacement for the OEM part 4913963, requiring no modifications.
• Rigorous Testing: Each camshaft undergoes strict quality control checks for hardness, profile, and surface finish.

Technical Specifications

OEM Cross-Reference

This camshaft is a direct replacement for the following OEM and reference numbers:

• OEM Number: 4913963
• Alternative Numbers: 3005900, 3071453 (Verify fitment for specific engine variants)

Compatibility

This part is compatible with the following engine families and applications:

• Engine Models: Cummins NT855, NTA855, N14
• Typical Applications: Heavy-duty trucks, construction equipment (excavators, bulldozers), mining machinery, generator sets, and industrial marine engines.
• Note: Always verify your engine’s specific serial number and current camshaft configuration for absolute fitment.

Global Supply & Distribution

We are a professional exporter with extensive experience supplying aftermarket and OEM-grade diesel engine components. Our logistics network ensures fast and reliable delivery to:

• North America: Los Angeles, Houston, Chicago, Toronto
• Europe: Rotterdam, Hamburg, Antwerp
• Asia-Pacific: Singapore, Shanghai, Dubai (Jebel Ali)
• Middle East & Africa: Dubai, Jeddah, Durban

We handle all international trade compliance, including customs documentation, to ensure a seamless transaction for B2B buyers worldwide.

Quality Assurance

• Manufacturing Standard: ISO 9001:2015 certified production facility.
• Testing: 100% dimensional inspection, hardness testing (Rockwell C), and surface finish analysis.
• Warranty: 12-month warranty against manufacturing defects in materials and workmanship.

FAQ

Q: Will this camshaft 4913963 fit my Cummins N14 engine?
A: Yes, this camshaft is a direct replacement for the OEM 4913963 part used in the Cummins N14 series. However, we strongly recommend checking the engine serial number and the existing camshaft part number to confirm compatibility, as there are minor variations across different N14 build specifications.

Q: What are the installation requirements for this camshaft?
A: Installation requires standard heavy-duty engine tools. It is crucial to follow the manufacturer’s service manual for torque specifications and timing procedures. We recommend replacing the camshaft bearings and lifters simultaneously to ensure optimal wear patterns and long service life. Professional installation by a certified diesel mechanic is advised.

Q: How does this aftermarket camshaft compare to the original Cummins part?
A: This camshaft is manufactured to meet OEM specifications using high-quality alloy steel. It features induction-hardened lobes and journals for durability equal to the original part. While it is not a genuine Cummins part, it offers a cost-effective, high-performance alternative suitable for most repair and rebuild applications.