Definitions for "CYLINDER BLOCK"
Part of the engine containing two or more cylinders.
The casting that comprises the main structure of an IC engine. The cylinder block is the connecting unit for the cylinder heads, crankshaft, and external assemblies, plus it houses the pistons, camshaft and all other internal engine components. The stability, strength, and precision of the block casting and machining are extremely important in obtaining optimum power and engine life. Cylinder blocks are usually made from a high grade of cast iron.
a metal casting containing the cylinders and cooling ducts of an engine; "the engine had to be replaced because the block was cracked"