3923537 3802474 Piston Kit for Cummins 6CT 6CTA 8.3L Engine | Construction Truck Tractor Excavator

Product Details

Product Overview

This high-quality piston kit, referenced by OEM numbers 3923537 and 3802474, is specifically designed for the Cummins 6C, 6CT, and 6CTA 8.3L inline 6-cylinder diesel engines. Commonly found in heavy-duty construction machinery, agricultural tractors, and commercial trucks, this kit provides a reliable and precise replacement for worn engine components.

Manufactured to meet strict tolerances, this piston kit ensures optimal compression and efficient combustion, helping to restore engine power and fuel economy. Whether you are overhauling a scraper, a tractor, or an excavator, this kit offers a direct fit for your Cummins 8.3L engine platform.

Key Features & Benefits

• Precision Engineering: Each piston is machined to exact OEM specifications (114mm bore) for a perfect fit and reliable sealing within the cylinder liner.
• Durable Material Construction: Features a high-strength aluminum alloy skirt with a cast-iron ring carrier, providing excellent wear resistance and thermal stability under high loads.
• Complete Kit Convenience: The 3802474 kit includes all necessary components (piston, rings, and pin) for a comprehensive piston replacement, simplifying your parts ordering process.
• Enhanced Engine Performance: Restores compression and reduces blow-by, leading to improved horsepower, torque, and fuel efficiency for your Cummins 6CT engine.
• Rigorous Quality Control: Every unit undergoes a machinery test report and video outgoing inspection to ensure dimensional accuracy and defect-free assembly before shipping.

Technical Specifications

OEM Cross-Reference

This piston and kit are direct replacements for the following OEM and interchange numbers. Verify your existing part number against this list for fitment confidence.

• OEM Piston: 3923537
• OEM Piston Kit: 3802474
• Ring Set: 3802429
• Cross Reference: PAI 111434

Compatibility

This piston kit is commonly used for the following engine and vehicle applications. Please verify your specific engine model (6C, 6CT, or 6CTA) and bore size before ordering.

• Engine Models: Cummins 6C, 6CT, 6CTA 8.3L
• Applications: Construction Machinery (Excavators, Loaders), Trucks, Tractors, and Agricultural Equipment

Global Supply & Distribution

We specialize in the global export of heavy-duty diesel engine parts. Our logistics network ensures fast and reliable shipping to major industrial markets worldwide, including North America, Europe, the Middle East, Southeast Asia, and Australia. We offer flexible shipping options (Sea, Air, Express) to major ports like Los Angeles, Rotterdam, and Dubai, ensuring your parts arrive on time for critical repairs.

Quality Assurance

All parts are manufactured in an ISO-compliant facility with strict quality control processes. We provide a 6 to 12-month warranty against manufacturing defects. A Machinery Test Report and Video Outgoing Inspection are provided to confirm product quality before dispatch. This commitment ensures you receive a part that meets or exceeds OEM performance standards.

FAQ

Q: Will this piston fit my Cummins 6CTA 8.3 engine used in a Case tractor?
A: This piston (3923537) and kit (3802474) are designed for the Cummins 6C, 6CT, and 6CTA 8.3L engine block. It is commonly used in Case, New Holland, and other agricultural equipment. We recommend confirming your engine model code and checking the 114mm standard bore size to ensure compatibility.

Q: What is included in the 3802474 piston kit?
A: The 3802474 kit typically includes one piston (3923537), a set of piston rings, and a piston pin with retaining clips. It is a complete assembly for one cylinder. For a full engine overhaul, you will need to order six kits (one per cylinder).

Q: What is the installation procedure for this piston?
A: Installation should be performed by a qualified diesel mechanic. Key steps include cleaning the cylinder bore, lubricating the piston and rings, compressing the rings with a proper ring compressor, and carefully tapping the piston into the cylinder. Always follow the engine manufacturer’s service manual for torque specs and ring gap orientation.