Piston Kit 3801820 for NT855 Diesel Engine

Keywords: 3801820 piston kit, NT855 engine piston assembly, excavator diesel engine piston set, construction machinery engine overhaul spare parts

Product Overview

Piston Kit Part No.3801820 is a core overhaul component specially matched for NT855 diesel engine, widely applied for excavators and various heavy‑duty construction machinery. The complete kit contains piston, piston rings, circlips and related accessories, undertaking gas compression and power transmission inside engine cylinder. It solves common failures such as insufficient engine 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 anti‑deformation performance under high‑temperature heavy‑duty working conditions.
• Precision machining on piston crown, ring grooves and pin bore, perfect fit with cylinder liner and piston pin, keep stable cylinder compression ratio.
• Effectively improve engine power loss, oil burning, gas blow‑by and abnormal cylinder noise resulted from aging or broken original piston kit.
• Well‑matched piston rings and supporting accessories, reduce friction loss, lower oil consumption and exhaust emission.
• Ideal replacement for NT855 diesel engine maintenance and overhaul projects.
• Good interchangeability, direct replacement for original spare parts.

Application Scope

Fit Equipment: Excavators and other heavy‑duty construction machinery equipped with NT855 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.