Sierra 18-5966-1 MerCruiser 817119A4 Alternator 5.7L 350 V8 4.3 3.0L 55AMP 82-96 Crankshaft 911637 / 0911637 Thermostat Housing

911637 / 0911637 Thermostat Housing To Manifold Starboard

Small crack in one of the braces between the hole & the outside

Tab Washer 14-18323

Widely used in MerCruiser OMC Stringer & Cobra 400 800 platforms throughout the 1980's (4

1972 Models for the whole assembly

Sierra 18-5966-1 MerCruiser 817119A4 Alternator 5.7L 350 V8 4.3 3.0L 55AMP 82-96 Crankshaft 911637 / 0911637 Thermostat HousingPart Number(s) Included Sierra 18 5966 1 Alternator 55 AMP (V Belt Applications) Equivalent to MerCruiser 12499 12449A1 19685 92497A3 817119A1 817119A4 817119 2 Mando General Application Compatibility Use as a replacement for many MerCruiser applications 120hp 2. 5L 4cyl 140hp 3. 0L 4cy applications 1982 2016 GM V6 4. 3L V8 5. 0L 305 V8 5. 7L 350 applications 1982 1996 Other Details Freshwater Used Parts Overall Good Condition! Purchase with