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Teleflex Morse 1903 Lower Gearcase Tapered Roller Bearing Aqua Power 31-48941A1
- Bearing Lower Gearcase
- For use with many MerCruiser Stern Drives: 228TR (2.00:1), 330TR (2.00:2) S/N 4794900 and up
- II TR (2.00:1) S/N 3377316-479899 - Upper Bearing.
- Also Known As: 31-48941A1, 509434, 18-1163, 31-48941
- Photos of actual part can be supplied upon request.
- Manufacturer: Teleflex Morse
- Part Number: 1903
