Intake Valve Seat 3943449 for Engine QSB6.7

Keywords: 3943449 intake valve seat, QSB6.7 engine valve seat insert, diesel engine spare parts, excavator construction machinery engine parts

🔹Product Overview

This intake valve seat part number 3943449 is a core cylinder head fitting for QSB6.7 diesel engines. It cooperates with intake valve to form reliable sealing, bears high temperature and impact during engine combustion cycle. It is high-quality replacement spare part for excavators and heavy-duty machinery engine overhaul and daily repair.

🔹Detailed Specifications

🔹Key Features & Advantages

✅ Adopt heat-resistant alloy steel material, outstanding high temperature resistance and impact resistance, stable performance under harsh working environment.

✅ Precision machining with strict dimension tolerance, perfect matching for QSB6.7 engines, convenient installation.

✅ Excellent sealing property, guarantee smooth air intake and maintain stable engine power output.

✅ Produced according to OEM standards, consistent quality for long-time heavy load operation.

✅ Standard part number marking, easy for engine maintenance and spare parts stock management.

🔹Application Scope

• Suitable for QSB6.7 diesel engines.
• Widely applied to excavators, mining equipment, generator sets and other heavy construction machinery.
• Used for engine overhaul, daily maintenance and replacement of worn intake valve seat.

🔹Our Company Advantage

We are professional supplier of diesel engine spare parts, supply a full range of engine components.

• Strict quality inspection before delivery to guarantee product quality.
• Support customized orders and small batch trial orders, offer competitive factory price and fast reply for your inquiry.
• Complete product catalogue covering multiple engine models, one-stop purchasing service for various spare parts.
• Rich export experience, familiar with international trade requirements for construction machinery parts.

🔹Packaging & Shipping

• Packed with independent plastic inner packaging and export carton box to avoid scratch and damage during transportation.
• We can ship goods by sea, air or international express according to customer requirements. Fast delivery time after receiving deposit.

🔹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.