Mercury Marine Replacement 50-73521, 50-73521-1 Starter
**All parts are 100% brand new and meet or exceed OEM specifications.**
**Units may differ in color from listing photos and are for U.S. Models only (unless otherwise noted)**
**Fitment information below is accurate to the best of our knowledge and should be used for reference only. If you have any questions about fitment, please call our parts specialist before placing your order. For further assistance call 586-257-1515
Product Description
This unit is SAE J1171 Marine Ignition Protection Certified
Description: Starter
OEM(s): Johnson Electric, Mercury Marine
Voltage: 12
Rotation: CCW
Starter Type: PMDD
Number of Teeth: 10
Gear OD: 1.213in / 30.8mm
Mtg Ear 1 Hole: Mtg Ear 1 Hole: 1/4-20 Threaded
Notes:
4.11" / 104.5mm Field Housing Length
Replaces:
ARCO 5379
Johnson Electric 1097028M030SM, 4820221, 4820240, 4820240M030SM, 996240, SM10790, SM10970, SM48202
Mercury Marine 50-72531, 50-73521-1, 50-73521T1, 50-73521, 50-898265005
SIERRA 18-5605
Used on:
Mariner 40ELHPTO 36.1ci - 40 H 1989
Mariner 40ELHPTO 43.9ci - 40 H 1997
Mariner 40ELHPTO Magnum 43.9ci - 40 H 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40ELO 36.1ci - 40 H 1990
Mariner 40ELO 43.9ci - 40 H 1997
Mariner 40ELO Magnum 43.9ci - 40 H 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40ELPTO 36.1ci - 40 H 1989
Mariner 40ELPTO 43.9ci - 40 H 1997
Mariner 40ELPTO Magnum 43.9ci - 40 H 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40EO 36.1ci - 40 H 1990
Mariner 40EO 43.9ci - 40 H 1997
Mariner 40EO Jet 30 43.9ci - 40 H 1995, 1996
Mariner 40EO Jet 30 43.9ci - 40 H 1997
Mariner 40EO Magnum 43.9ci - 40 H 1992, 1993, 1994, 1995, 1996
Mariner 45ELHO 43.9ci - 45 H 1986, 1987, 1988
Mariner 45ELHPTO 43.9ci - 45 H 1988
Mariner 45ELO 43.9ci - 45 H 1986, 1987, 1988, 1989
Mariner 45ELPTO 43.9ci - 45 H 1986, 1987, 1988, 1989
Mariner 50E 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984
Mariner 50EL 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELH 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELO 49.8ci - 50 H 1986
Mariner 50ELPT 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELPTO 49.8ci - 50 H 1986
Mercury Marine 40ELHPTO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELHPTO 2-Stroke 40H 1997
Mercury Marine 40ELO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELO 2-Stroke 40H 1997
Mercury Marine 40ELPTO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELPTO 2-Stroke 40H 1997
Mercury Marine 40EO 2-Stroke 40H 1992, 1993, 1994, 1995, 1996
Mercury Marine 40EO 2-Stroke 40H 1997
Mercury Marine 40EO Jet 30 2-Srroke 30H 1994, 1995, 1996
Mercury Marine 40EO Jet 30 2-Srroke 30H 1997
Mercury Marine 45ELHO 45H 1986, 1987, 1988
Mercury Marine 45ELHPTO 45H 1988
Mercury Marine 45ELO 45H 1986, 1987, 1988, 1989
Mercury Marine 45ELPTO 45H 1986, 1987, 1988, 1989
Mercury Marine 50E 2-Stroke 50H 1979, 1980, 1981, 1982, 1983, 1984
Mercury Marine 50EH 2-Stroke 50H 1982, 1983, 1984
Mercury Marine 50EL 2-Stroke 50H 1979, 1980, 1981, 1982, 1983, 1984, 1985
Mercury Marine 50ELH 2-Stroke 50H 1981, 1982, 1983, 1984, 1985
Mercury Marine 50ELPT 2-Stroke 50H 1982, 1983, 1984, 1985
Mercury Marine 50HP 50H 1976, 1977, 1978
MCR Part Number: 5399N
Description: Starter
OEM(s): Johnson Electric, Mercury Marine
Voltage: 12
Rotation: CCW
Starter Type: PMDD
Number of Teeth: 10
Gear OD: 1.213in / 30.8mm
Mtg Ear 1 Hole: Mtg Ear 1 Hole: 1/4-20 Threaded
Notes:
4.11" / 104.5mm Field Housing Length
Replaces:
ARCO 5379
Johnson Electric 1097028M030SM, 4820221, 4820240, 4820240M030SM, 996240, SM10790, SM10970, SM48202
Mercury Marine 50-72531, 50-73521-1, 50-73521T1, 50-73521, 50-898265005
SIERRA 18-5605
Used on:
Mariner 40ELHPTO 36.1ci - 40 H 1989
Mariner 40ELHPTO 43.9ci - 40 H 1997
Mariner 40ELHPTO Magnum 43.9ci - 40 H 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40ELO 36.1ci - 40 H 1990
Mariner 40ELO 43.9ci - 40 H 1997
Mariner 40ELO Magnum 43.9ci - 40 H 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40ELPTO 36.1ci - 40 H 1989
Mariner 40ELPTO 43.9ci - 40 H 1997
Mariner 40ELPTO Magnum 43.9ci - 40 H 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mariner 40EO 36.1ci - 40 H 1990
Mariner 40EO 43.9ci - 40 H 1997
Mariner 40EO Jet 30 43.9ci - 40 H 1995, 1996
Mariner 40EO Jet 30 43.9ci - 40 H 1997
Mariner 40EO Magnum 43.9ci - 40 H 1992, 1993, 1994, 1995, 1996
Mariner 45ELHO 43.9ci - 45 H 1986, 1987, 1988
Mariner 45ELHPTO 43.9ci - 45 H 1988
Mariner 45ELO 43.9ci - 45 H 1986, 1987, 1988, 1989
Mariner 45ELPTO 43.9ci - 45 H 1986, 1987, 1988, 1989
Mariner 50E 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984
Mariner 50EL 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELH 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELO 49.8ci - 50 H 1986
Mariner 50ELPT 43.9ci - 50 H 1980, 1981, 1982, 1983, 1984, 1985
Mariner 50ELPTO 49.8ci - 50 H 1986
Mercury Marine 40ELHPTO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELHPTO 2-Stroke 40H 1997
Mercury Marine 40ELO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELO 2-Stroke 40H 1997
Mercury Marine 40ELPTO 2-Stroke 40H 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Mercury Marine 40ELPTO 2-Stroke 40H 1997
Mercury Marine 40EO 2-Stroke 40H 1992, 1993, 1994, 1995, 1996
Mercury Marine 40EO 2-Stroke 40H 1997
Mercury Marine 40EO Jet 30 2-Srroke 30H 1994, 1995, 1996
Mercury Marine 40EO Jet 30 2-Srroke 30H 1997
Mercury Marine 45ELHO 45H 1986, 1987, 1988
Mercury Marine 45ELHPTO 45H 1988
Mercury Marine 45ELO 45H 1986, 1987, 1988, 1989
Mercury Marine 45ELPTO 45H 1986, 1987, 1988, 1989
Mercury Marine 50E 2-Stroke 50H 1979, 1980, 1981, 1982, 1983, 1984
Mercury Marine 50EH 2-Stroke 50H 1982, 1983, 1984
Mercury Marine 50EL 2-Stroke 50H 1979, 1980, 1981, 1982, 1983, 1984, 1985
Mercury Marine 50ELH 2-Stroke 50H 1981, 1982, 1983, 1984, 1985
Mercury Marine 50ELPT 2-Stroke 50H 1982, 1983, 1984, 1985
Mercury Marine 50HP 50H 1976, 1977, 1978
MCR Part Number: 5399N
