{"product_id":"sierra-18-5603-1-starter-replaces-50-808011a05","title":"Sierra Starter Noseless Top Mount Rear Entry","description":"\u003cp\u003eSierra 18-5603-1 MerCruiser Starter - Replaces 50-808011A05\u003c\/p\u003e\u003cp\u003eSierra high-quality starters are designed to meet OEM specifications. Sierra Marine starters are sealed to prevent water intrusion and corrosion. This starter features an improved housing that is designed to seal of the internal components from marine elements.\u003c\/p\u003e\u003cp\u003eFeatures:\u003c\/p\u003e\u003cp\u003eRotation: Counter-Clockwise\u003c\/p\u003e\u003cp\u003eMount: Top\u003c\/p\u003e\u003cp\u003eFor use on GM \u0026amp; Ford Engines\u003c\/p\u003e\u003cp\u003eInterchangeable With:\u003c\/p\u003e\u003cp\u003eArco\u003c\/p\u003e\u003cp\u003e30459\u003c\/p\u003e\u003cp\u003eIndmar\u003c\/p\u003e\u003cp\u003e573001\u003c\/p\u003e\u003cp\u003eMallory\u003c\/p\u003e\u003cp\u003e9-15908\u003c\/p\u003e\u003cp\u003eMarine Power\u003c\/p\u003e\u003cp\u003e0170-000\u003c\/p\u003e\u003cp\u003eMerCruiser Stern Drive\u003c\/p\u003e\u003cp\u003e50-17251A2\u003c\/p\u003e\u003cp\u003e50-17251A3\u003c\/p\u003e\u003cp\u003e50-47455\u003c\/p\u003e\u003cp\u003e50-65784A1\u003c\/p\u003e\u003cp\u003e50-76965A1\u003c\/p\u003e\u003cp\u003e50-76965A3\u003c\/p\u003e\u003cp\u003e50-76965A4\u003c\/p\u003e\u003cp\u003e50-808011A05\u003c\/p\u003e\u003cp\u003e50-808011A1\u003c\/p\u003e\u003cp\u003e50-808011A3\u003c\/p\u003e\u003cp\u003e50-808011A4\u003c\/p\u003e\u003cp\u003e50-99419A3\u003c\/p\u003e\u003cp\u003ePleasurecraft\u003c\/p\u003e\u003cp\u003eRA122009\u003c\/p\u003e\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhat is the Sierra 18-5603-1 MerCruiser Starter used for? The Sierra 18-5603-1 is a marine starter designed for use on listed GM and Ford engines. It features counter-clockwise rotation and a top-mount configuration, and it replaces specified MerCruiser starter part numbers including 50-808011A05.\u003c\/li\u003e\n\u003cli\u003eWhat engine applications does the Sierra 18-5603-1 starter cover? The Sierra 18-5603-1 is specified for GM and Ford engines. The supplied description does not provide specific engine models, horsepower ratings, or year ranges, so verify your engine application and existing starter part number before installation.\u003c\/li\u003e\n\u003cli\u003eWhat are the rotation and mounting specifications of the Sierra 18-5603-1? The Sierra 18-5603-1 has counter-clockwise rotation and a top-mount configuration. Compare these specifications with the starter being replaced to help confirm that the replacement is appropriate for your application.\u003c\/li\u003e\n\u003cli\u003eHow does the Sierra 18-5603-1 starter protect its internal components? The Sierra 18-5603-1 is sealed to prevent water intrusion and corrosion. Its improved housing is designed to seal the internal components from marine elements.\u003c\/li\u003e\n\u003cli\u003eWhat MerCruiser part numbers are interchangeable with the Sierra 18-5603-1 starter? The Sierra 18-5603-1 is listed as interchangeable with MerCruiser Stern Drive part numbers 50-17251A2, 50-17251A3, 50-47455, 50-65784A1, 50-76965A1, 50-76965A3, 50-76965A4, 50-808011A05, 50-808011A1, 50-808011A3, 50-808011A4, and 50-99419A3.\u003c\/li\u003e\n\u003cli\u003eWhat other starter part numbers interchange with the Sierra 18-5603-1? Additional interchangeable numbers include Arco 30459, Indmar 573001, Mallory 9-15908, Marine Power 0170-000, and Pleasurecraft RA122009. Verify the applicable part number and engine specifications before selecting a replacement.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":50582499590402,"sku":"SIE-18-5603-1","price":338.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/18-5603-1__42367.1737836086.webp?v=1791082047","url":"https:\/\/allmarineworld.com\/products\/sierra-18-5603-1-starter-replaces-50-808011a05","provider":"All Marine World","version":"1.0","type":"link"}