Description
A precision piston ring set is critical for maintaining proper compression, controlling blow-by, and ensuring ring seal integrity during high-RPM operation. Speed Pro’s plasma moly construction delivers superior durability and heat resistance compared to standard iron rings, making this set ideal for rebuilds on forced induction or nitrous-equipped engines. Whether you’re freshening a tired stroker or building a competition motor, file-fit rings demand attention to detail—but reward you with optimal performance and longevity.
- Bore Diameter: 4.040 in
- Ring Thickness: 5/64 x 5/64 x 3/16 in
- Material: Plasma Moly
- Fit Type: File Fit
- Tension: Standard
- Application: 8 Cylinder
- MPN: R934345
- Fitment: Universal (requires honing to size)
- Installation: Professional machine shop recommended
