{"product_id":"holley-aluminum-spread-bore-carburetor-0-80555s","title":"Holley Aluminum Spread-Bore Carburetor - 0-80555S","description":"Do you like the tunability of Holley's modular carbs, but need to simply replace a Q-jet? The spread bore bolt pattern of the 0-80555S lets you do just that.  It has vacuum secondaries and electric choke, so it is useable on a wide variety of vehicles. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.\n\n\n\n***The 0-80555S is a Model 4175 designed to fit GM spread bore passenger car and light truck applications. It is not compatible with Ford or Chrysler Spread bore applications. The 0-80555S is not recommended for any RV applications. The 0-80555S is not designed to pass any emission laws. The 0-80555S is to be used only for Uncontrolled (Non-Emmisions Controlled) Vehicles or competition\/off road vehicles.\n\n\n\nA carburetor spacer could be required to clear certain components on stock applications such as the Mr. Gasket 3406.\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePolished finish for corrosion resistance and classic Holley looks\u003c\/li\u003e\n\u003cli\u003ePerformance replacement for Q-Jet carbs (spread bore bolt pattern)\u003c\/li\u003e\n\u003cli\u003eUniversal calibration for easy bolt-on performance\u003c\/li\u003e\n\u003cli\u003eFactory preset electric choke for easy startups\u003c\/li\u003e\n\u003cli\u003eVacuum secondaries for use on wide variety of vehicles. Compensate for all vehicle weights, gearing \u0026amp; transmissions to allow smooth opening of secondaries.\u003c\/li\u003e\n\u003cli\u003eSingle feed fuel inlet for easy installation\u003c\/li\u003e\n\u003cli\u003e100% wet-flow tested by Holley technicians to assure it arrives ready to run!\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 - 4175 - Vacuum Secondaries - Polished Aluminum - Gasoline , Replaces 0-80555C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Air Bleeds:\u003c\/strong\u003e No\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\u003eAir Cleaner Stud Size:\u003c\/strong\u003e 1\/4-20 UNC\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 None\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Color:\u003c\/strong\u003e Polished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Finish:\u003c\/strong\u003e Polished\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 Straight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBooster Design:\u003c\/strong\u003e Straight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Material:\u003c\/strong\u003e Zinc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor Use:\u003c\/strong\u003e Street\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 Polished Aluminum\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 Polished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange Shape:\u003c\/strong\u003e Spread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlange Type:\u003c\/strong\u003e Spread Bore\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:\u003c\/strong\u003e Single\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Inlet Count:\u003c\/strong\u003e Single\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Inlet Type:\u003c\/strong\u003e 5\/16\" Hose Barb\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 Street\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 No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Use:\u003c\/strong\u003e No\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 Shiny\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 4175\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 Side Hung Nitrophyl\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Inner Air Bleed Sizes Included:\u003c\/strong\u003e 63\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Jet Size:\u003c\/strong\u003e 62\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Outer Air Bleed Sizes Included:\u003c\/strong\u003e 97\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Power Valve:\u003c\/strong\u003e 6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Power Valve (Hg):\u003c\/strong\u003e 6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Pump Nozzle Size:\u003c\/strong\u003e 40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Throttle Bore Diameter:\u003c\/strong\u003e 1.375\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Venturii Diameter:\u003c\/strong\u003e 1.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Carburetor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondaries:\u003c\/strong\u003e Vacuum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Barrel Type:\u003c\/strong\u003e Vacuum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Float Type:\u003c\/strong\u003e Side Hung Nitrophyl\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Inner Air Bleed Sizes Included:\u003c\/strong\u003e 63\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Jet Extensions:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Jet Size:\u003c\/strong\u003e 81\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Outer Air Bleed Sizes Included:\u003c\/strong\u003e 85\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Power Valve:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Throttle Bore Diameter:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Type:\u003c\/strong\u003e Vacuum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Classic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpacer Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreet Legal:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupercharged Application:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThrottle Kickdown Provision(S):\u003c\/strong\u003e Compatible with GM A\/T kickdown linkage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVacuum Ports:\u003c\/strong\u003e 1 timed (spark) port, 2 full, and 1 PCV port\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes:\u003c\/h3\u003e\n\u003cp\u003eThis model of carburetor has the spread-bore flange bolt pattern only, 4.250\" wide X 5.62 long. It replaces GM Rochester Q-jet carburetors.\u003c\/p\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":49709897744622,"sku":"HLY-0-80555S","price":799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/9110\/6798\/files\/65d505f6e0ab881ee85c0059114b4749ab0c78ac.jpg?v=1791512295","url":"https:\/\/elmosspeedshop.com\/products\/holley-aluminum-spread-bore-carburetor-0-80555s","provider":"Elmo's Speed Shop","version":"1.0","type":"link"}