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OMC 581778 Johnson Evinrude Outboard 4A 5A Marine Engine Rectifier Sierra 18-5709
- Outboard 4A 5A Marine Engine Rectifier
- No. of Wires: 4
- Amperage: 4A/5A
- For use with:
- 9.9 HP 1974-1992 Engines
- 15 HP 1974-1992 Engines
- 20* HP 1989-1998 Engines
- 25 HP 2 Cyl 1977-2003 Engines
- 28 HP 1989-1996 Engines
- 30 HP 2 Cyl 1989-2003 Engines
- 35 HP 2 Cyl 1976-1993 Engines
- 40 HP 1974-76, 1988-92 Engines
- 45 HP Comm 1989-1992 Engines
- 45SS HP 1989-1990 Engines
- 48 HP 1989-1992 Engines
- 50 HP 1979-1992 Engines
- 55 HP 1978-81, 1980-1992 Engines
- 60 HP 1980-1988 Engines
- Manufacturer: Sierra
- Model Number: Rectifier
- Part Number: 18-5709
- Also Known As:
- OMC Johnson Evinrude 581778
- Arco AR104
- CDI 153-1778
- MES 1781M
