{"product_id":"sierra-18-5494-2-marine-electronic-ignition-distributor-for-gm-v8-big-block-482-502-540-cid-conventional-rotation","title":"Sierra Ignition Coil 18-5494-2 for MerCruiser 350 MAG MPI 350\/V-8 Engines","description":"\u003cp\u003eThe Sierra 18-5494-2 is an ignition coil built for MerCruiser 350 MAG MPI 350\/V-8 sterndrive and inboard engines. It supplies the high-voltage spark needed by the electronic ignition system to fire the spark plugs, and it is engineered to the fit and electrical output required by these specific MerCruiser engine calibrations.\u003c\/p\u003e\u003cp\u003eThis coil is application-specific to three MerCruiser 350 MAG MPI variants: the 1998 350 MAG MPI (GEN +) covering serial numbers L010019 through L325962, the 1998 350 MAG MPI MIE (GEN +) covering serial numbers L002008 through L302199, and the 350 MAG MPI SKI covering model years 1995-1998 with serial numbers F350583 through L304599. All three applications use the 350 cubic inch V-8 engine block. Because coverage is tied to a serial number range within each model year, confirm your engine's serial number against the ranges above before ordering.\u003c\/p\u003e\u003cp\u003eThe coil weighs 3.17 pounds and measures 13.8 x 4.4 x 4.4 inches. It is sold as a standalone ignition coil and is intended for boat owners and marine technicians performing ignition system maintenance or replacing a failed coil on a covered MerCruiser 350 MAG MPI engine.\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 18-5494-2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Ignition Coil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine:\u003c\/strong\u003e MerCruiser 350 MAG MPI 350\/V-8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 808282349905\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.17 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Dimensions:\u003c\/strong\u003e 13.8 x 4.4 x 4.4 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMerCruiser 350 MAG MPI (GEN +) 350\/V-8, 1998, Serial# L010019 - L325962\u003c\/li\u003e\n\u003cli\u003eMerCruiser 350 MAG MPI MIE (GEN +) 350\/V-8, 1998, Serial# L002008 - L302199\u003c\/li\u003e\n\u003cli\u003eMerCruiser 350 MAG MPI SKI 350\/V-8, 1995-1998, Serial# F350583 - L304599\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is Sierra part number 18-5494-2?\u003c\/strong\u003e It is a Sierra ignition coil built for MerCruiser 350 MAG MPI 350\/V-8 engines, supplying the spark voltage for the engine's electronic ignition system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich MerCruiser engines does the 18-5494-2 ignition coil fit?\u003c\/strong\u003e The 18-5494-2 fits the 1998 350 MAG MPI (GEN +), the 1998 350 MAG MPI MIE (GEN +), and the 1995-1998 350 MAG MPI SKI, all 350 cubic inch V-8 engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the serial number matter when ordering this coil?\u003c\/strong\u003e Yes. Coverage for the 18-5494-2 coil is tied to specific serial number ranges within each MerCruiser 350 MAG MPI application, so confirm your engine's serial number falls within the listed range before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat serial number range applies to the 1998 350 MAG MPI (GEN +)?\u003c\/strong\u003e The 18-5494-2 coil covers serial numbers L010019 through L325962 on the 1998 MerCruiser 350 MAG MPI (GEN +).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the 18-5494-2 coil compatible with the 350 MAG MPI SKI?\u003c\/strong\u003e Yes, it fits the 350 MAG MPI SKI for model years 1995-1998, covering serial numbers F350583 through L304599.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the weight of the Sierra 18-5494-2 ignition coil?\u003c\/strong\u003e The Sierra 18-5494-2 ignition coil weighs 3.17 pounds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of this ignition coil?\u003c\/strong\u003e The Sierra 18-5494-2 measures 13.8 x 4.4 x 4.4 inches.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat brand manufactures part 18-5494-2?\u003c\/strong\u003e Part number 18-5494-2 is manufactured by Sierra as an ignition coil for MerCruiser 350 MAG MPI 350\/V-8 applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the 18-5494-2 coil fit the 350 MAG MPI MIE (GEN +)?\u003c\/strong\u003e Yes, on the 1998 350 MAG MPI MIE (GEN +) it covers serial numbers L002008 through L302199.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs a UPC available for this ignition coil?\u003c\/strong\u003e The Sierra 18-5494-2 ignition coil is identified by UPC 808282349905.\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":48988218294491,"sku":"SIE-18-5494-2","price":694.93,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/7586\/4539\/files\/SIE-18-5494-1_lg__36867.1558127702.500.750.jpg?v=1785188227","url":"https:\/\/www.goodvibesmarina.com\/products\/sierra-18-5494-2-marine-electronic-ignition-distributor-for-gm-v8-big-block-482-502-540-cid-conventional-rotation","provider":"Good Vibes Marina","version":"1.0","type":"link"}