The Certified Cylinder Head Machinist (CCHM)

The Certified Cylinder Head Machinist (CCHM) credential represents the pinnacle of expertise in the machining, repair, and modification of cylinder heads for automotive, industrial, and high-performance applications. Holders of this certification are experienced in their field, possessing advanced knowledge of porting, valve seat cutting, resurfacing, flow dynamics, and material selection. Their expertise ensures that every cylinder head is optimized for maximum engine performance, longevity, and efficiency. With exceptional attention to detail, technical skill, and strict adherence to industry standards, CCHM professionals are recognized as the go-to experts in engine rebuilding and performance tuning, elevating the capabilities of every engine they work on to new heights.