CAT Spacer Plate - .003 Undersize

The CAT Spacer Plate – .003 Undersize is a precision-engineered component designed to ensure proper head gasket compression and optimal cylinder liner protrusion in Caterpillar diesel engines. Manufactured to exacting tolerances, this undersized spacer plate provides the fine adjustment needed to achieve correct deck height alignment during in-frame and out-of-frame rebuilds.

Constructed from high-strength, heat-treated steel, the .003 Undersize Spacer Plate offers exceptional durability and dimensional stability under the extreme pressures and temperatures of heavy-duty operation. Its precision-machined surface ensures a perfect seal between the block and cylinder head, reducing the risk of gasket failure and improving overall engine performance.

Ideal for professional rebuilds, performance tuning, or corrective machining applications, the CAT Spacer Plate – .003 Undersize provides the accuracy, consistency, and reliability trusted by diesel technicians and engine builders across the industry.