18-4120 Piston Kit - Standard Bore
- Sierra Piston Kit
- 85-300 HP, 4 and 6 cylinder
- Bore Size: 3.500 (Standard Bore)
- Sierra part number: 18-4120
- Interchangeable with the following: GLM 24010, Evinrude/Johnson 393271, 393924, 5006658. 5006661, Mallory 9-53420, Wiseco 3073PS, 3173PS
- Fit specific, check part numbers to ensure proper fit
GLM 24010, Evinrude/Johnson 393271, 393924, 5006658. 5006661, Mallory 9-53420, Wiseco 3073PS, 3173PS
WorksWith