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Speed Pro engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Speed Pro lineup with fast shipping and expert fitment support — order with confidence.
Achieve optimal compression and oil control with the Speed Pro 4.030 bore piston ring set. Designed for high-performance V8 engine builds, these rings feature a file-fit design, allowing engine builders to achieve the perfect end-gap clearance for specific racing or street applications. Crafted from premium ductile iron and finished with a plasma moly coating, these rings offer superior wear resistance and reduced friction compared to standard cast rings.
The plasma moly coating provides excellent seating characteristics, ensuring a quick break-in period and long-term durability under high-load conditions. Whether you are rebuilding a classic muscle car engine or assembling a high-output race motor, these rings provide the reliability you need. The 1/16, 1/16, 3/16 configuration is a proven industry standard for balancing ring seal and friction reduction. Trust the quality of Speed Pro components for your next engine project. Find all your essential engine internals and high-performance hardware at GGCRACING.
Other popular Speed Pro products customers consider together:
Speed Pro engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Speed Pro lineup with fast shipping and expert fitment support — order with confidence.
Achieve optimal compression and oil control with the Speed Pro 4.030 bore piston ring set. Designed for high-performance V8 engine builds, these rings feature a file-fit design, allowing engine builders to achieve the perfect end-gap clearance for specific racing or street applications. Crafted from premium ductile iron and finished with a plasma moly coating, these rings offer superior wear resistance and reduced friction compared to standard cast rings.
The plasma moly coating provides excellent seating characteristics, ensuring a quick break-in period and long-term durability under high-load conditions. Whether you are rebuilding a classic muscle car engine or assembling a high-output race motor, these rings provide the reliability you need. The 1/16, 1/16, 3/16 configuration is a proven industry standard for balancing ring seal and friction reduction. Trust the quality of Speed Pro components for your next engine project. Find all your essential engine internals and high-performance hardware at GGCRACING.
Other popular Speed Pro products customers consider together:
