Engine Piston 114mm 3923164 3919564 3802397 for Cummins 6BT 6CT 8.3 Trucks 1995–2012

Product Overview

Part Name: Engine Piston 114mm

Part Number: 3923164 / 3929161 / 3919564 / 3802397

Vehicle Compatibility: Heavy-duty trucks and commercial vehicles equipped with Cummins 6BT 5.9L, 6CT 8.3L, and related diesel engine platforms (1995–2012). Commonly used in trucks, buses, and construction equipment operating under high-load commercial conditions.

Configuration: High-quality aftermarket engine piston manufactured to OEM-equivalent specifications. Designed with a reinforced crown and precision-machined ring grooves to withstand high combustion pressures in heavy-duty diesel engines.

Function: Converts combustion pressure into mechanical force transferred to the crankshaft through the connecting rod assembly, ensuring stable torque output and efficient diesel engine performance.

Technical Specifications

Type: Diesel Engine Piston

Diameter: 114mm

Engine Models: Cummins 6BT 5.9L / 6CT 8.3L

Material: High-strength aluminum alloy piston with reinforced crown and precision-machined ring grooves for diesel applications

Application: Fits Cummins diesel engines requiring piston references 3923164, 3929161, 3919564, or 3802397 (1995–2012)

Cross-Reference: Aftermarket equivalent to Cummins OEM piston references 3923164 / 3929161 / 3919564 / 3802397; compatible with standard connecting rod and crankshaft assemblies (verify bore size before installation)

Installation: Professional engine assembly recommended. Confirm piston-to-wall clearance, ring end gap, and replace piston rings, bearings, and gaskets during rebuild.

Service Interval: Replace during engine overhaul or when experiencing compression loss, piston damage, excessive oil consumption, or cylinder scoring.

Delivery & Availability

Stock Options: Premium-quality aftermarket Cummins diesel engine pistons available for retail, wholesale, and export supply

Delivery Time: 3–7 days worldwide shipping