Sierra 18-5957 Alternator Replaces 78403A2

Sierra 18-5957 68 Amp Alternator for Mercruiser, OMC, Volvo

Replaces Mando, Motorola and original equipment Delco.

• Equipped with fan and drive pulley
• 3-Wire, 68 Amp
• For: Pleasurecraft RA097002 Prestolite 37 Amp Universal 1983 & below
• For: Pleasurecraft RA097003 Motorola 37 Amp Universal 1983 - 1986
• For: Pleasurecraft RA097006 Motorola or Mando 50 Amp for Ford 1987 & Up
• Uses same electrical connections and mounting method
• SAE J1171

Interchangeable with:

• Arco
• 40147
• 60050
• GLM
• 74001
• Mallory
• 9-19113
• Marine Power
• 1210-000
• Mercruiser Stern Drive
• 12449
• 12449A1
• 56045
• 59755
• 69729
• 78403A1
• 78403A2
• 78477
• 817119A4
• 92497
• 92497A3
• 98555A1
• MES
• 3186M
• OMC Stern Drive
• 3853853
• 3857298
• 3860769
• 982364
• 985465
• 985466
• Pleasurecraft
• RA097002
• RA097003
• RA097006
• Volvo Penta
• 3850927
• 3860769

California Residents: WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov