Description

Sierra’s 18-4050 Piston Ring Set is designed for use in Mercury marine applications. It is interchangeable with Mallory 9-54237 and Mercury Marine 39-827179A12. Each Sierra product meets or exceeds the original equipment part it replaces.
Bore Size: 3.625
Interchangeable with Mallory 9-54237 and Mercury Marine 39-827179A12
Includes two piston rings
Each Sierra product meets or exceeds the original equipment part it replaces