Description
Whether you’re building a high-displacement engine or refreshing your current powerplant, a quality piston ring set is critical to maintaining proper compression, controlling blow-by, and maximizing ring life under sustained load. The 4050ML-043 delivers the precision tolerances and durable moly coating necessary for demanding track conditions and extended high-RPM operation. File-fit rings demand attention during installation, but reward you with superior sealing and performance consistency.
- 4.045″ bore diameter
- 0.043 x 0.043 x 3.0mm thick
- Moly-coated construction
- File-fit specification
- Standard tension
- 8-cylinder kit
- Performance series
- MPN: 4050ML-043









