{"product_id":"4004-1001-00-carb-mounting-flange-for-moto-ski-sonic-250-1976","title":"4004-1001-00 Carb Mounting Flange for Moto-Ski Sonic 250 1976","description":"\u003ch2\u003eCarb Mounting Flange for Moto-Ski\u003c\/h2\u003e\u003cp\u003eThis carb mounting flange is the intake manifold boot that seals the carburetor to the engine on Moto-Ski Sonic 250 snowmobiles, carrying OEM cross-reference 4004-1001-00.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis carb mounting flange provides a secure, sealed connection between the carburetor and the engine intake on your vintage sled. The flange keeps air from leaking past the carburetor mount, which helps the engine hold a steady idle and pull cleanly through the throttle range. It is built for riders maintaining and restoring a 1976 Moto-Ski Sonic 250.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSeals the carburetor to the intake to prevent air leaks that upset idle and mid-range fueling\u003c\/li\u003e\n\u003cli\u003eDirect cross-reference to OEM part number 4004-1001-00 for confident sourcing\u003c\/li\u003e\n\u003cli\u003eRigid mounting surface that keeps the carburetor properly aligned on the engine\u003c\/li\u003e\n\u003cli\u003eFlexible construction that absorbs engine vibration at the carb mount\u003c\/li\u003e\n\u003cli\u003eSold as a single replacement flange for one carburetor installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Moto-Ski Sonic 250 (1976)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked, hardened, or leaking carb flange during routine engine service\u003c\/li\u003e\n\u003cli\u003eCarburetor rebuilds where the old mounting boot no longer seals\u003c\/li\u003e\n\u003cli\u003eVintage snowmobile restoration projects returning a Sonic 250 to running condition\u003c\/li\u003e\n\u003cli\u003eDiagnosing lean-run symptoms traced to an intake air leak\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4004-1001-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarburetor Mounting Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMoto-Ski Sonic 250, 1976\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my carb mounting flange needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Cracks, a hardened or brittle feel, or an erratic idle that changes when you spray carb cleaner near the flange are common signs. A failed flange lets unmetered air into the intake and throws off fueling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this flange match the original part on my Sonic 250? \u003cstrong\u003eA:\u003c\/strong\u003e It is cross-referenced to OEM number 4004-1001-00, which is the flange number listed for the 1976 Sonic 250. Always compare it against the part on your machine before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51059698139222,"sku":"OO1C00129","price":39.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_ea21aab3-7c84-4d11-90ff-feae0a04d09c.jpg?v=1794305761","url":"https:\/\/www.solidspare.com\/products\/4004-1001-00-carb-mounting-flange-for-moto-ski-sonic-250-1976","provider":"Solid Spare","version":"1.0","type":"link"}