23536862
Cylinder Head to Firedeck Shim, 0.007 inch Thickness, S60
Detroit Diesel

The cylinder head to firedeck shim, with a thickness of 0.007 inches, plays a crucial role in maintaining proper clearance between the cylinder head and the engine block. Its inner diameter of approximately 0.63 inches ensures a precise fit, helping to control compression ratios and prevent head gasket failures. This shim is vital for fine-tuning engine compression, balancing thermal expansion, and ensuring optimal sealing under high-pressure conditions. Proper installation and selection of the correct thickness are essential for engine longevity and performance. When sourcing these shims, it’s important to choose OEM-quality parts from trusted suppliers like Source One Parts Center to guarantee compatibility and durability in heavy-duty engine applications.