Valve Guide and Seat Reconditioning. The Newen Contour machine does a superb job of rebuilding cylinder heads and engines that have valves in block. The Newen Contour machine allows for infinite valve seat angles as we are no longer restricted by form tools to cut the valve seat.

Cylinder Head 105 - Valve Job Basics You'll see evidence of this damage on the valve seat. If it's bad, you may see damage on the valve guides in the form of cracks or missing pieces where the The valve guides are so named because they guide the stem of the valve during its motion. By properly locating the stem of the valve, the head and face of the valve are kept in proper relationship to the head. Occasionally, the valve guides will wear, causing poor valve sealing and poor engine performance. Repair worn seats with Valve Seat Inserts from Goodson. Valve Seat Inserts are available in a wide range of sizes. Sort by Featured Price, low to high Price, high to low Alphabetically, A-Z Alphabetically, Z-A Oldest to Newest Newest to Oldest Best Selling Valve Seats are needed these main functions. (1)Compression gas sealing Prevents compressed gaseous bodies and combustion gas from leaking into the manifold. (2)Heat transfer Releases heat in the valve to the cylinder head. (3)Strength Holds tight when the valve is mounted. (4)Wear-resistance Hard to wear down under high heat and high load. General Inquiries - 888.THE.SEAT (888.843.7328) or 615.248.6281 / Fax 615.248.6377 S.B. International - Specification Look-up S.B. International is the premier worldwide supplier of cylinder head components to the aftermarket in terms of quality, service and product offering. I read the following online, having never personally pulled the head on a 2.2 is this true? "The 2.2 if memory serves me right has a case hardened cylinder head with no valve guides or seats as these were machined before the head was hardened." VALVE, GUIDE, SEAT GL manufactures variety of Valves, Valve Guides and Valve Sea