Description
Piston rings are the critical seal between your pistons and cylinder walls—wear them out, and you’re looking at blow-by, oil consumption, and lost compression. This Speed Pro file-fit set delivers low-tension design for easier installation while the plasma-moly coating resists scuffing and extends ring life across high-RPM applications. Whether you’re rebuilding a street engine or prepping for competition, these rings provide the precision fit and durability your 4.165-inch bore demands.
- Bore Size: 4.165 inches
- Ring Thickness: 1/16 x 1/16 x 3/16 in
- Design: File Fit
- Tension: Low
- Coating: Plasma Moly
- Cylinder Count: 8 cylinder
- Material: Premium steel
- MPN: R934645
- Installation: Requires precision fitting
- Application: Engine rebuild / overhaul kit
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