{"product_id":"sierra-distributor-rotor-sie-18-5403","title":"Sierra Distributor Rotor – SIE-18-5403","description":"\u003cp data-start=\"65\" data-end=\"449\"\u003eSierra SIE-18-5403 is a marine distributor rotor identified as AP-873 for Prestolite distributor applications with screw-down caps. Current listings consistently describe it for Prestolite V6 and V8 marine ignition systems, including selected MerCruiser, OMC, Volvo Penta, Crusader, Pleasurecraft, and Chrysler applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"451\" data-end=\"465\"\u003eKey Features\u003c\/p\u003e\n\u003cul data-start=\"466\" data-end=\"750\"\u003e\n\u003cli data-start=\"466\" data-end=\"487\"\u003eDistributor rotor\u003c\/li\u003e\n\u003cli data-start=\"488\" data-end=\"519\"\u003eSierra part number: 18-5403\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"552\"\u003eAP-873 application reference\u003c\/li\u003e\n\u003cli data-start=\"553\" data-end=\"615\"\u003eFor Prestolite V6 and V8 distributors with screw-down caps\u003c\/li\u003e\n\u003cli data-start=\"616\" data-end=\"668\"\u003eCommonly listed for Prestolite 7013 applications\u003c\/li\u003e\n\u003cli data-start=\"669\" data-end=\"750\"\u003eMarine ignition tune-up replacement part. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"752\" data-end=\"1281\"\u003eEngine Compatibility\u003cbr data-start=\"772\" data-end=\"775\"\u003eCommon listings tie Sierra 18-5403 to Ford and GM 6- and 8-cylinder marine engines using Prestolite conventional ignition with screw-down cap distributors. Public cross-reference sources also connect it to selected MerCruiser stern drive, OMC stern drive, Volvo Penta, Crusader, Pleasurecraft, and Chrysler marine applications. Because rotor fitment is distributor-specific, fitment should be confirmed by engine model, distributor type, and cap style before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1283\" data-end=\"1573\"\u003eSerial Number Fitment Notice\u003cbr data-start=\"1311\" data-end=\"1314\"\u003eFitment should be confirmed by engine model, serial number, and installed distributor type before ordering. The safest match is by the original rotor number and Prestolite screw-down cap setup, not by engine family alone. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1575\" data-end=\"1865\"\u003eWhen This Part Needs Replacement\u003cbr data-start=\"1607\" data-end=\"1610\"\u003eReplace when the rotor shows burning, carbon tracking, corrosion, cracking, looseness, or visible contact wear, or when ignition service reveals weak or inconsistent spark transfer. Rotor condition directly affects spark delivery and ignition reliability.\u003c\/p\u003e\n\u003cp data-start=\"1867\" data-end=\"2273\"\u003eInstallation Notes\u003cbr data-start=\"1885\" data-end=\"1888\"\u003eInstall only on the correct Prestolite screw-down cap distributor application. Confirm the replacement matches the removed rotor exactly before installation, and inspect the distributor cap at the same time. This part is easy to confuse with other Prestolite and Mallory marine rotors, so distributor match is more important than appearance alone. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2275\" data-end=\"2312\"\u003eAlternate \/ Superseded Part Numbers\u003c\/p\u003e\n\u003cul data-start=\"2313\" data-end=\"2711\"\u003e\n\u003cli data-start=\"2313\" data-end=\"2323\"\u003eAP-873\u003c\/li\u003e\n\u003cli data-start=\"2324\" data-end=\"2335\"\u003e18-5403\u003c\/li\u003e\n\u003cli data-start=\"2336\" data-end=\"2367\"\u003eMercury MerCruiser 392-9089\u003c\/li\u003e\n\u003cli data-start=\"2368\" data-end=\"2400\"\u003eMercury MerCruiser 392-9089T\u003c\/li\u003e\n\u003cli data-start=\"2401\" data-end=\"2432\"\u003eMercury MerCruiser 392-9767\u003c\/li\u003e\n\u003cli data-start=\"2433\" data-end=\"2447\"\u003eOMC 982880\u003c\/li\u003e\n\u003cli data-start=\"2448\" data-end=\"2470\"\u003eVolvo Penta 855845\u003c\/li\u003e\n\u003cli data-start=\"2471\" data-end=\"2495\"\u003eVolvo Penta 855845-4\u003c\/li\u003e\n\u003cli data-start=\"2496\" data-end=\"2518\"\u003eVolvo Penta 841907\u003c\/li\u003e\n\u003cli data-start=\"2519\" data-end=\"2542\"\u003eVolvo Penta 3853801\u003c\/li\u003e\n\u003cli data-start=\"2543\" data-end=\"2568\"\u003ePleasurecraft R103004\u003c\/li\u003e\n\u003cli data-start=\"2569\" data-end=\"2587\"\u003eCrusader 41074\u003c\/li\u003e\n\u003cli data-start=\"2588\" data-end=\"2606\"\u003eCrusader 41089\u003c\/li\u003e\n\u003cli data-start=\"2607\" data-end=\"2626\"\u003eMallory 9-29203\u003c\/li\u003e\n\u003cli data-start=\"2627\" data-end=\"2646\"\u003eMallory 9-29214\u003c\/li\u003e\n\u003cli data-start=\"2647\" data-end=\"2660\"\u003eGLM 71060\u003c\/li\u003e\n\u003cli data-start=\"2661\" data-end=\"2711\"\u003eGLM 71130. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2713\" data-end=\"3061\"\u003eParts Desk Insight\u003cbr data-start=\"2731\" data-end=\"2734\"\u003eThe key match point on SIE-18-5403 is the distributor family and cap-retention style. Current sources consistently place it on Prestolite screw-down cap systems, which is the fastest way to separate it from similar marine rotors used on clip-down or Delco module-in-cap distributor setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3063\" data-end=\"3128\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564258000932,"sku":"SIE-18-5403","price":15.28,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/4fb16fb6-8ed1-4a6a-ae3f-70bcaadac2dd.png?v=1775524302","url":"https:\/\/marisolmarine.com\/products\/sierra-distributor-rotor-sie-18-5403","provider":"Marisol Marine Company","version":"1.0","type":"link"}