Description
Product Overview
Part Name: Engine Piston
Part Number: 4934860
Vehicle Compatibility: Heavy-duty trucks, buses, and construction equipment equipped with Cummins QSB, ISBE, and 6BT diesel engine platforms (2000–2016). Suitable for commercial transport, industrial machinery, and vocational fleet operations requiring reliable diesel engine performance.
Configuration: High-quality aftermarket engine piston manufactured to OEM-equivalent specifications. Designed with reinforced crown construction and precision-machined ring grooves to withstand high combustion pressure in turbocharged diesel engines.
Function: Converts combustion pressure into mechanical force transmitted through the connecting rod to the crankshaft, ensuring stable torque delivery, efficient fuel combustion, and reliable engine operation.
Technical Specifications
Type: Diesel Engine Piston
Engine Models: Cummins QSB / ISBE / 6BT
Material: High-strength aluminum alloy piston with reinforced crown and precision-machined ring grooves for heavy-duty diesel applications
Application: Fits Cummins diesel engines requiring piston reference 4934860 (2000–2016)
Cross-Reference: Aftermarket equivalent to Cummins OEM piston reference 4934860; compatible with standard connecting rods 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 pistons available for retail, wholesale, and export supply
Delivery Time: 3–7 days worldwide shipping
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