- valve seat grinding
- Renewing the valve seat area by grinding with a stone mounted upon a special mandrel.
Dictionary of automotive terms. 2015.
Dictionary of automotive terms. 2015.
seat grinding — See valve seat grinding … Dictionary of automotive terms
valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve … Dictionary of automotive terms
grinding — also See valve grinding valve seat grinding … Dictionary of automotive terms
valve grinding compound — An abrasive compound used for refacing valve seats. The suction cup is placed on the valve head and the valve is pressed into the seat; turning the handle between one s hands will grind the valve into its seat; always use with grinding paste. Not … Dictionary of automotive terms
Butterfly valve — A butterfly valve is a type of flow control device, typically used to regulate a fluid flowing through a section of pipe. The valve is similar in operation to a ball valve. A flat circular plate is positioned in the center of the pipe. The plate… … Wikipedia
Sleeve valve — The sleeve valve is a type of valve mechanism for piston engines, distinct from the more common poppet valve. They saw use in some pre World War II luxury cars, sports cars, the Willys Knight car and light truck, and saw substantial use in… … Wikipedia
grind — To remove metal from an object by means of a revolving abrasive wheel, disc, or belt. Also see valve grinding valve seat grinding … Dictionary of automotive terms
Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… … Wikipedia
Stellite — alloy is a range of cobalt chromium alloys designed for wear resistance. It may also contain tungsten and a small but important amount of carbon. It is a trademarked name of the Deloro Stellite Company and was invented by Elwood Haynes [… … Wikipedia
reface — A general term for reconditioning of the interface between valves and their seats in the cylinder head; depending on valve seat condition, refacing may involve lapping, grinding, or cutting … Dictionary of automotive terms