
R-Spec Machining LLC
Precision Engine Machining & High-Performance Builds
About R-Spec Machining LLC
R-Spec Machining LLC is owned and operated by two performance-driven partners dedicated to precision engine machining and high-quality builds. With hands-on experience in automotive machining and performance applications, we specialize in tight-tolerance machine work, accurate measurements, and dependable results for street and performance engines alike.
Every project is completed with a focus on craftsmanship, durability, and performance you can trust. From stock rebuilds to performance builds, we approach every engine with the same attention to detail and commitment to doing it right. Our expertise ensures your engine receives the precision work it deserves.
Our Services
Engine Boring & Honing
Precision in-house boring and honing services with tight-tolerance machine work and accurate measurements for optimal engine performance and reliability.

Cylinder Head Work & Valve Jobs
Expert cylinder head machining and valve job services designed to maximize flow, efficiency, and performance for both stock and high-performance applications.
Complete Engine Assembly & Balancing
Full-service engine assembly with precision balancing, decking, and performance builds. From stock rebuilds to custom performance engines, we deliver dependable results.
Contact Us
Contact R-Spec Machining LLC today to discuss your build, request a quote, or schedule machining services.
Email: info@rspecmachining.com
Phone: 336-275-5883
Hours: Monday–Friday 8:00 a.m. – 5:00 p.m.
