Piston Kit 5274516 for QSB6.7 Diesel Engine

Keywords: 5274516 piston kit, QSB6.7 engine piston assembly, excavator diesel engine piston set, construction machinery engine overhaul spare parts

🔹Product Overview

Piston Kit Part No.5274516 is a core overhaul component specially matched for QSB6.7 diesel engine, widely applied on excavators and various heavy‑duty construction machinery. The complete kit includes piston, piston rings, circlips and related accessories, undertaking gas compression and power transmission inside engine cylinder. It solves common troubles such as insufficient power, excessive oil consumption, blow‑by gas and cylinder knocking caused by worn or damaged original piston assembly. Each piston kit has passed strict dimension and performance testing before carton packaging and shipment.

🔹Detailed Specifications

🔹Key Features & Advantages

• ✅ High‑performance aluminum alloy material, outstanding heat‑resistance, wear‑resistance and deformation‑resistant performance under high‑temperature heavy‑duty working conditions.
• ✅ Precision machining on piston crown, ring grooves and pin bore, perfect fitting with cylinder liner and piston pin, maintain stable cylinder compression ratio.
• ✅ Effectively resolve engine power drop, burning oil, gas leakage and abnormal cylinder noise triggered by aging or broken original piston kit.
• ✅ Strictly matched piston rings and supporting accessories, reduce friction loss, lower oil consumption and exhaust emissions.
• ✅ Ideal solution for QSB6.7 diesel engine overhaul and repair projects.
• ✅ Reliable interchangeability, direct replacement for original spare parts.

🔹Application Scope ‑

Fit Equipment: Excavators and other heavy‑duty construction machinery equipped with QSB6.7 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.