Performance CNC

Performance CNC is a CNC Machining Service in Summerville, SC, specializing in high-precision 5-Axis CNC porting, custom machining, and cylinder head porting for racing applications. The company serves engine builders, race teams, and performance manufacturers across the Southeast, offering reverse engineering of racing cylinder head ports and chambers, master model machining, and private label production. With over 55 years of combined experience from third- and fourth-generation machinists, Performance CNC combines deep industry knowledge with advanced 5-axis technology to deliver exacting results. The business maintains a 4.40 rating based on five customer reviews, reflecting consistent quality and reliability.

Performance CNC emphasizes confidentiality and trust, operating a private label porting program where clients supply designs and logos, and the company produces custom parts exclusively for them, no questions asked. The company ensures client trust through a comprehensive Non-Disclosure Agreement and a proven reputation for safeguarding trade secrets. With a family-owned and operated legacy, the business treats precision and performance as core values, rooted in generations of hands-on machining expertise.

Located on Elliana Way Suite A in Summerville, the business sits approximately 0.4 miles from Chandler Bridge Creek and 0.5 miles from Royle Road. It is also about 0.6 miles from Faith Christian School and the C and B Volunteer Fire Department, with Stroberfield Branch canal a short 0.9 miles away, and Sangaree Parkway Boulevard just over a mile distant.

Performance CNC stands out for its well-documented online presence and a website that search engines read cleanly, reflecting a business that is both accessible and professional. The company’s long-standing reputation, technical precision, and commitment to confidentiality have solidified its standing as a trusted partner in high-performance engine development.

In Summerville, Performance CNC is recognized as a leading provider of precision racing components, combining legacy craftsmanship with modern 5-axis CNC technology to deliver results that meet the demands of elite competition.