Cummins 6C 6CT 8.3L Diesel Engine Cylinder Head Assembly | 4089290 4938632 3936180

Product Details

Product Overview

This high-quality Cummins 6C 6CT 8.3L Cylinder Head Assembly is a direct replacement for original equipment, designed to restore engine performance and reliability. Sourced from a leading aftermarket manufacturer, this component is engineered to meet or exceed OEM specifications. We serve a global B2B clientele, ensuring fast and reliable shipping to major industrial markets across North America, Europe, Asia-Pacific, the Middle East, and South America.

Key Features & Benefits

• Precision Engineering: Manufactured from high-grade cast iron for superior strength and thermal stability under extreme operating conditions.
• Enhanced Durability: Features hardened valve seats and guides to resist wear and extend service life, reducing downtime.
• Direct Fitment: Pre-assembled with valves, springs, and seals for a straightforward installation, saving labor time and cost.
• Rigorous Testing: 100% pressure tested to ensure a perfect seal and leak-free operation, guaranteeing performance from the first startup.
• Cost-Effective Solution: Offers a significant value advantage over genuine OEM parts without compromising on quality or longevity.

Technical Specifications

OEM Cross-Reference

This cylinder head assembly is a direct cross-reference for the following OEM part numbers:

• Primary: 4089290
• Alternate: 4938632
• Alternate: 3936180

These numbers correspond to the original equipment for Cummins 6C and 6CT series engines.

Compatibility

This cylinder head is specifically designed for the following engine applications:

• Engine Series: Cummins 6C, 6CT, 6CT8.3
• Common Applications: Heavy-duty trucks, construction machinery (excavators, loaders), agricultural tractors, and industrial generator sets.
• Please Verify: Confirm your engine model and casting number before purchase to ensure perfect fitment.

Global Supply & Distribution

As a leading supplier of heavy-duty diesel engine parts, we offer a comprehensive global supply chain solution:

• Worldwide Shipping: We ship to over 50 countries via air, sea, and express courier (DHL, FedEx, UPS).
• Major Markets: Strong presence in North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands), Asia-Pacific (Australia, Singapore, UAE), and South America (Brazil, Chile).
• Fast Delivery: Stocked inventory allows for quick dispatch to major ports like Shanghai, Rotterdam, and Los Angeles.
• Trade Compliance: All shipments comply with international export regulations and customs requirements.

Quality Assurance

• Manufacturing Standard: Produced in an ISO 9001:2015 certified facility.
• Testing: Each cylinder head undergoes 100% pressure testing and dimensional inspection.
• Warranty: Backed by a comprehensive 12-month warranty against manufacturing defects.

FAQ

Q1: Is this cylinder head a direct bolt-on replacement for my Cummins 6CT8.3 engine?
A1: Yes, this assembly is designed as a direct replacement. It comes pre-assembled with valves, springs, and seals. However, we recommend comparing your original part number (4089290, 4938632, or 3936180) to confirm compatibility before installation.

Q2: What is the recommended installation procedure?
A2: Installation should be performed by a qualified diesel mechanic. Key steps include cleaning the engine block surface, using a new head gasket, and tightening the cylinder head bolts to the manufacturer’s specified torque sequence and values. Always replace the oil and coolant after installation.

Q3: How do I ensure the longevity of this cylinder head?
A3: To maximize service life, use high-quality engine coolant, change engine oil and filters at recommended intervals, and ensure the engine cooling system is in good working order to prevent overheating. Regular inspection of the head gasket and bolts is also recommended.