{"product_id":"quick-fuel-m-series-650cfm-marine-carburetor-m-650","title":"Quick Fuel M-Series 650CFM Marine Carburetor - M-650","description":"QFT brings its engineering expertise to the marine market. The M-Series feature billet-style metering blocks and throttle bodies for more precise performance and exceptional strength.\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExclusive Black Diamond coating for enhanced corrosion protection and appearance, coating provides a 6% reduction in fuel temperature\u003c\/li\u003e\n\u003cli\u003eElectric choke - Fully adjustable, one wire hookup\u003c\/li\u003e\n\u003cli\u003eJ tubes to prevent spillage\u003c\/li\u003e\n\u003cli\u003ePTFE-coated throttle shafts with PTFE bearing ribbons and stainless steel plates\u003c\/li\u003e\n\u003cli\u003eBuilt-in sight glass windows for easy float adjustment\u003c\/li\u003e\n\u003cli\u003eChangeable primary idle feed and power valve channel restrictions, plus changeable idle air and high speed bleeds\u003c\/li\u003e\n\u003cli\u003eQuickLink™ secondary adjustment for fast and easy changing of opening rates\u003c\/li\u003e\n\u003cli\u003eAvailable in eight different sizes from 350-1,050 cfm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Details:\u003c\/strong\u003e 650 CFM - 4150 - Mechanical Secondaries - Black - Gasoline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Air Bleeds:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Emulsion Bleeds:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Idle Feed Restrictors:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Cleaner Flange Diameter:\u003c\/strong\u003e 5-1\/8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Quantity:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrels:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrels Quantity:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBillet Color:\u003c\/strong\u003e Diecast-No Billet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Color:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Finish:\u003c\/strong\u003e Black Diamond E-Coat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBooster:\u003c\/strong\u003e Down Leg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBooster Design:\u003c\/strong\u003e Downleg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Use:\u003c\/strong\u003e Marine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFM:\u003c\/strong\u003e 650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCFM Rating:\u003c\/strong\u003e 650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoke:\u003c\/strong\u003e Electric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoke Type:\u003c\/strong\u003e Electric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuit Count:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCubic Feet Per Minute Rating:\u003c\/strong\u003e 650\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange Shape:\u003c\/strong\u003e Square\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange Type:\u003c\/strong\u003e Square\/4150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloat Level:\u003c\/strong\u003e Externally Adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e Gasoline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Inlet Center to Center:\u003c\/strong\u003e 9.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Inlet Count:\u003c\/strong\u003e Dual\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Inlet Type:\u003c\/strong\u003e 5\/8-18 Inverted Flare\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel System:\u003c\/strong\u003e Carbureted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e Gasoline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Or Seal Included:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade Type:\u003c\/strong\u003e Marine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinkage Attached:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Approved:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Engine Size:\u003c\/strong\u003e Universal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Use:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeter Block Material:\u003c\/strong\u003e Cast Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering Block Color:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 4150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hardware Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hole Quantity:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Carburetor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Float Type:\u003c\/strong\u003e Center Hung Nitrophyl\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Main Jet Size:\u003c\/strong\u003e 71\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Power Valve:\u003c\/strong\u003e 65\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Pump Nozzle Size:\u003c\/strong\u003e 32\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Throttle Bore Diameter:\u003c\/strong\u003e 1.6875\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Venturii Diameter:\u003c\/strong\u003e 1.312\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Quick Fuel Marine Carburetor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondaries:\u003c\/strong\u003e Mechanical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Barrel Type:\u003c\/strong\u003e Mechanical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Float Type:\u003c\/strong\u003e Center Hung Nitrophyl\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Jet Extensions:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Main Jet Size:\u003c\/strong\u003e 78\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Throttle Bore Diameter:\u003c\/strong\u003e 1.6875\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e M-Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupercharged Application:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrottle Bore Diameter:\u003c\/strong\u003e 1-11\/16 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum Ports:\u003c\/strong\u003e 1 timed (spark) port, 1 full, and 1 PCV port\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes:\u003c\/h3\u003e\nThis model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3\/16\" x 5 5\/8\" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.","brand":"Quick Fuel","offers":[{"title":"Default Title","offer_id":49724178366702,"sku":"QFT-M-650","price":999.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/9110\/6798\/files\/6be53d6c3b35c4cba46844291e40f5e8f5669409.jpg?v=1791663750","url":"https:\/\/elmosspeedshop.com\/products\/quick-fuel-m-series-650cfm-marine-carburetor-m-650","provider":"Elmo's Speed Shop","version":"1.0","type":"link"}