{"product_id":"timing-protection-module-for-mercury-mariner-30-40-hp-1994-1995-2-cylinder-fixed-timing-outboards-replaces-oem-823251a5-sierra-18-99267","title":"Sierra Timing Protection Module 18-99267, Replaces 823251A5, Fits Mercury\/Mariner 30 \u0026 40 HP 1994-1995 2-Cylinder Fixed Timing Engines","description":"\u003cp\u003eThe Sierra Timing Protection Module 18-99267 is a replacement ignition timing protection assembly for Mercury and Mariner outboard engines. It is designed specifically for 30 and 40 HP 2-cylinder outboards built with fixed timing (1994-1995), and installs as a direct replacement for the original Mercury timing protection module on these engines. The module works within the engine's ignition system to protect timing operation on 2-stroke, gasoline-fueled 2-cylinder powerheads.\u003c\/p\u003e\u003cp\u003eEach unit is supplied as a complete, ready-to-install assembly, so no additional timing components are required at installation. Because this module is built for the fixed-timing 2-cylinder configuration only, it should be matched carefully against the engine's original module before ordering to confirm a correct fit.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 18-99267\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaces (OEM):\u003c\/strong\u003e 823251A5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Mercury\/Mariner 30 \u0026amp; 40 HP (1994-1995) 2-cylinder engines using fixed timing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Type:\u003c\/strong\u003e 2 Stroke\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e Gasoline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 808282395575\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eMercury\/Mariner 30 \u0026amp; 40 HP, 1994-1995, 2-cylinder engines using fixed timing\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eReplaces (OEM)\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e823251A5\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat engines does the Sierra 18-99267 timing protection module fit?\u003c\/strong\u003e It fits Mercury\/Mariner 30 and 40 HP outboards from 1994-1995 that use 2-cylinder engines with fixed timing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat OEM part number does 18-99267 replace?\u003c\/strong\u003e Sierra part 18-99267 replaces OEM Mercury part number 823251A5.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this module compatible with adjustable-timing Mercury engines?\u003c\/strong\u003e No, the 18-99267 module is built specifically for fixed-timing 2-cylinder Mercury\/Mariner 30 and 40 HP engines from 1994-1995, not adjustable-timing configurations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much does the 18-99267 timing protection module weigh?\u003c\/strong\u003e The module weighs 0.8 pounds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the 18-99267 a 2-stroke or 4-stroke component?\u003c\/strong\u003e It is designed for 2-stroke, gasoline-fueled Mercury\/Mariner 2-cylinder outboard engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many units come in the package?\u003c\/strong\u003e The Sierra 18-99267 timing protection module ships as a single unit (package quantity of 1).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the 18-99267 module require any additional parts to install?\u003c\/strong\u003e No, it is supplied as a complete assembly and installs as a direct replacement for the original Mercury timing protection module, part number 823251A5.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill 18-99267 work on a 3-cylinder Mercury outboard?\u003c\/strong\u003e No, this module is built for 2-cylinder Mercury\/Mariner 30 and 40 HP engines with fixed timing, not 3-cylinder models.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat years of Mercury\/Mariner outboards use this timing protection module?\u003c\/strong\u003e The 1994-1995 model years of the 30 and 40 HP 2-cylinder fixed-timing Mercury\/Mariner engines use this module.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs 18-99267 an aftermarket or genuine Mercury part?\u003c\/strong\u003e Sierra 18-99267 is an aftermarket replacement built to replace OEM Mercury part 823251A5 on the applicable 30 and 40 HP 2-cylinder engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat UPC is associated with the 18-99267 module?\u003c\/strong\u003e The Sierra timing protection module 18-99267 carries UPC 808282395575.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48988440789211,"sku":"SIE-18-99267","price":425.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/7586\/4539\/files\/CDI-144-3251A6_lg__11390.1558111447.500.750.jpg?v=1785188831","url":"https:\/\/www.goodvibesmarina.com\/products\/timing-protection-module-for-mercury-mariner-30-40-hp-1994-1995-2-cylinder-fixed-timing-outboards-replaces-oem-823251a5-sierra-18-99267","provider":"Good Vibes Marina","version":"1.0","type":"link"}