Steps For Remanufactured Cylinder Heads

By Lelia Hall


It is significant to take a careful approach to remanufacturing cylinder head. The overall process for rebuilt head has been refined for many years. During that time, experts in this work have gotten the process down to a science. The industry has procedures or steps for remanufactured heads just to ensure that the products will be of good quality when used by customers.

The initial step is the act of initial tear down. Technicians must remove all seats, valves, guides, injector cups and springs. The rebuilders can inspect each part to determine the quality control and to test the parts to know if they meet your specifications. The rebuilders must also inspect all VW cylinder heads for any ruined pit.

Another method is magnafluxing and the initial cleaning. Cleaning its head is a significant process. Used head sometimes arrived at the area very dirty and full of lubricants or oil on their cast iron. To identify the cracks and evaluate the structural integrity, the cylinder should be completed cleared.

Part of the process is clearing all the rebuilt materials. This procedure is also known as deep cleaning. After removing all types of dirt and grime, the people behind proceed by cleaning all its parts. They can place its head in the clean tank to steam its parts and to remove the dirt. They can also put the materials into the tank for washing.

Next is testing the pressure heads. This process includes the all units to be tested to meet its structural integrity. The builders can place the materials in a Pressure Regulator Machine for 20 minutes. The machine must pull water through its cracks. The quality control manager should check the guide in-between valves and guides.

The next process is to determine the parts that must be replaced. The rebuilder verifies the part number and the quantity. You can either use the remanufactured parts or simply replace it with brand new parts with the help of highly reputable suppliers if requested by the customers. You have to replace all worn seats however including those valves and guides.

It is also required to fill out the materials requisition form for the parts department. It is to help and guide the inventory management system to direct the head rebuild management to make the right decision. This is with regards to the parts that must be used to manufacture the heads.

The experts must surface the materials as much as required. It is recommended to have the correct machine to process everything. The carbonate cutter should also apply the right cutting method. They will also mill the top off the material. This method is known as surfacing the deck. The professionals must perform hot welding methods and metal stitching to repair the cracks.

All the procedures are vital to aid you in installing the injector tubes that are required or needed. The teams should replace the tubes during this process. Most experts also use brass, copper or stainless steel tube. The main purpose is to seal out all coolant passages and combustion chamber. The kind of tube also depends on the OEM specifications as well as the composite metal.




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