Piston 3929161 for 6CT8.3 6CTA8.3 6C 8.3L Engine

Keywords: 3929161 engine piston, 6CT8.3 piston, 6CTA8.3 diesel engine piston, construction machinery engine overhaul spare parts

Product Overview

Piston Part No.3929161 is a core engine component specially designed for 6CT8.3, 6CTA8.3, 6C 8.3L diesel engines, widely used for excavators and heavy‑duty construction machinery. It undertakes gas compression and power transmission inside engine cylinder. This piston effectively solves common problems including insufficient engine power, heavy oil consumption, blow‑by gas and cylinder knocking caused by worn, cracked or damaged original piston. Every piston undergoes strict dimension and performance inspection before carton packaging and shipment.

Detailed Specifications

Key Features & Advantages

• High‑strength aluminum alloy material, excellent heat‑resistance, wear‑resistance and anti‑deformation performance under high‑temperature heavy‑duty operating conditions.
• Precision processing for piston crown, ring grooves and pin hole, perfect matching with cylinder liner and piston pin, maintaining stable cylinder compression ratio.
• Effectively improve engine power loss, oil burning, gas leakage and abnormal cylinder noise resulting from aging or damaged original piston.
• Fine surface treatment, reduce friction loss, help to extend service life of cylinder related components.
• Perfectly fit for 6CT8.3 / 6CTA8.3 / 6C 8.3L engine maintenance and overhaul projects.
• Good interchangeability, can directly replace original spare part.

Application Scope

Fit Equipment: Excavators and other heavy‑duty construction machinery equipped with 6CT8.3, 6CTA8.3, 6C 8.3L diesel engine ‑ Widely used for machinery repair shops, engine rebuilding factories and heavy‑duty equipment overhaul services.

Our Company Advantage

We are professional supplier of full‑range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. ‑ Large ready stock for various machinery spare parts ‑ Factory‑direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

Export carton with shock‑proof protective packaging, avoid collision and scratch during long‑distance transportation ‑ Multiple shipping options: sea freight, air freight, international express for small trial orders ‑ Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.