12 Volt, 55 Amp, Internal Regulator, Negative Ground, Complete With Screens Late MerCruiser and OMC alternators are USCG Approved and feature non-corrosive elements GM nos.78477 & 9793 Motorola nos.78403A2, 8MR2023F & 8MR2024F Fits Mando Marine 1982 & up.

94 Amp Single Wire Alternator

New Delco style marine alternators are available in chrome and satin finishes. the 94 AMP has a single self-exciting one wire hook-up with a negative ground.

94 Amp Single Wire Chromed Marine Alternator

New chrome marine alternator, 12Volt, 94 Amp, self-exciting one wire hook-up with a negative ground. USCG approved featuring both a beautiful and lustrous finish making it an excellent piece for your boat.

If you're looking for the best alternator, then look no further as this is it! This all new delco style alternator whips out 120 amps at 12Volts and requires only 1 wire for hookup. USCG approved. Also available in Chrome.

If you're looking for the best alternator, then look no further as this is it! This all new delco style CHROME alternator whips out 120 amps at 12Volts and requires only 1 wire for hookup. USCG approved.

Direct Replacement 50 Amp Alternator For Mercury 500EFI & 575SCI

Replacement alternator for your Mercury Hi Performance 500EFI or 575SCi. Replaces Mercury part numbers 857006A3, 857006T I and 834832 T.

Mando 65 Amp Marine Alternator

The Mando style marine alternator is Coast Guard approved and replaces your Delco type (reference no. 3856600). These feature non-corrosive elements for longer lasting life.

Mando Style Alternator - 12 Volt, 65 Amp, Single Pulley

This marine alternator is Coast Guard approved and replaces your Delco type (reference No.3856600). These feature non-corrosive elements for longer lasting life.

Prestolite 90 Amp Marine Alternator

This USCG approved Prestolite marine alternator is 100% new, not rebuilt, and features the latest in non-corrosive elements.