{"product_id":"mechanical-secondaries-1","title":"Mechanical Secondaries","description":"Next Gen Race Series Carbs are HERE! PROFORM is taking its popular carburetors and making them even better! Here are the NEW Features: Main Body: Completely new main body design with contoured venturis and new 2-step down-leg boosters. The combination creates better air flow and increased fuel atomization! Fuel Bowls: Completely new design with increased internal baffling and a lower fuel ramp. The metering blocks also have a new baffle designed to work in conjunction with the bowl baffles to reduce fuel slosh and increase control. Throttle Base Plate: Slabbed shafts for increased airflow are now standard! In addition to these new features are all the great features that define the Race Series from the competition. Hand assembled and dyno tested in the U.S.A. by racers for racers! All PROFORM Race Series Carbs include the following: PROFORM's innovative all-aluminum next-gen main body with adjustable screw-in air bleeds and torx head squirters. Billet aluminum throttle base plate that is fully adjustable for fine tuning, and won't warp. The throttle lever is compatible with Ford kickdown bracketry, and the secondary opening rate can be adjusted with a linkage kit (sold separately). The billet aluminum metering blocks have a new fuel baffle design that integrates with the fuel bowl float for better fuel control. The metering blocks are fully adjustable as they always have been. Lastly, the aluminum fuel bowls with sight glass windows and billet fittings are a new design that is optimized with new features for better fuel control and easy float setting.\r\n\u003cul\u003e\t\u003cli\u003eLightweight Aluminum Construction\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eAttributes:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eBrand Name: \u003c\/b\u003eProform\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGTIN: \u003c\/b\u003e00037995362004\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAdjustable Float Level: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAir Bleed Material: \u003c\/b\u003eBrass\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAir Bleed Size (Inner High Speed): \u003c\/b\u003e35 \/ 35\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAir Bleed Size (Outer Idle): \u003c\/b\u003e70 \/ 70\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAir Bleeds Included: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eAir Cleaner Flange Diameter: \u003c\/b\u003e0.25\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBarrel Quantity: \u003c\/b\u003e4\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBase Length: \u003c\/b\u003e5.25\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBase Plate Material: \u003c\/b\u003eBillet Aluminum\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBase Width: \u003c\/b\u003e5.25\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBody Color: \u003c\/b\u003eSilver\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBody Height: \u003c\/b\u003e3.25\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBody Material: \u003c\/b\u003eAluminum\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eBooster Style: \u003c\/b\u003eDown-Leg Boosters\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCFM: \u003c\/b\u003e750 CFM\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCalibration: \u003c\/b\u003eUniversal\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eCenter Hung Floats: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eChoke: \u003c\/b\u003eNo Choke\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eChoke Type: \u003c\/b\u003eManual\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eColor: \u003c\/b\u003eDichromate Finish\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eDischarge Nozzle Size (Primary \/ Secondary): \u003c\/b\u003e.031 in. \/ .031 in.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEGR: \u003c\/b\u003eWithout EGR\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEmissions: \u003c\/b\u003e49 State Legal\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFeature\/Benefit: \u003c\/b\u003eLightweight Aluminum Construction\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFinish: \u003c\/b\u003eVibratory Tumble Polished\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFlange Shape: \u003c\/b\u003e4150 \u0026amp; 8090\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFlange Style: \u003c\/b\u003eSquare Bore\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFlange Type: \u003c\/b\u003eSquare\/4150\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFloat Material: \u003c\/b\u003eNitrophyl\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFord Kickdown Bracket Included: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFuel: \u003c\/b\u003eGasoline\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFuel Inlet: \u003c\/b\u003eDual\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFuel Inlet Thread: \u003c\/b\u003e7\/8-in. x20\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eFuel Line Inlet Distance: \u003c\/b\u003e9-11\/16 inch\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGasket Or Seal Included: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eGrade Type: \u003c\/b\u003ePerformance\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eHeight (IN): \u003c\/b\u003e3.25 inch\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eIdle\/High Speed Air Bleed Sizes: \u003c\/b\u003e70 \/ 35\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLinkage Attached: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMain Body Material: \u003c\/b\u003eLightweight Aluminum\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMain Venturi Diameter: \u003c\/b\u003e1.875\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMarine Approved: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMaterial: \u003c\/b\u003eAluminum\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMetering Block Material: \u003c\/b\u003eBillet Aluminum\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMounting Hardware Included: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMounting Hole Diameter: \u003c\/b\u003e0.25\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eMounting Hole Quantity: \u003c\/b\u003e4\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eNeedle \u0026amp; Seat: \u003c\/b\u003e110\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eNumber of Barrels: \u003c\/b\u003e4\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePart Type: \u003c\/b\u003eCarburetor\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePrimary Jet Diameter: \u003c\/b\u003e0.08\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePrimary Main Jet Size: \u003c\/b\u003e74 \/ .078\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePrimary Power Valve (Hg): \u003c\/b\u003e4.5\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSecondaries: \u003c\/b\u003eMechanical Secondaries\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSecondary Barrel Type: \u003c\/b\u003eMechanical\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSecondary Jet Diameter: \u003c\/b\u003e0.0975\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSecondary Main Jet Size: \u003c\/b\u003e83 \/ .093\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSeries: \u003c\/b\u003eRace Series\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSmall Venturi Diameter: \u003c\/b\u003e1.75\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eSpacer Included: \u003c\/b\u003eNo\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eStreet Legal: \u003c\/b\u003eYes\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eThrottle Linkage: \u003c\/b\u003eUniversal\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eExtended Information:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eCountry of Origin: \u003c\/b\u003eUnited States\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eEmissions : \u003c\/b\u003eRacing or Pre-Emissions Use Only\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eLife Cycle Status: \u003c\/b\u003eAvailable To Order\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003ePacking Information:\u003c\/h3\u003e\r\n\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e\n\u003cb\u003eQuantity of Each: \u003c\/b\u003e1\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003ePackage UOM: \u003c\/b\u003eEA\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cb\u003eWeight: \u003c\/b\u003e0 POUNDS\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cdiv id=\"sema-product-fitment\" class=\"product__accordion accordion fitment\"\u003e\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":44354145386541,"sku":"BCHW-67200","price":1549.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0646\/2780\/2157\/files\/67200.jpg?v=1763682065","url":"https:\/\/montgomeryparts.com\/products\/mechanical-secondaries-1","provider":"Montgomery Parts","version":"1.0","type":"link"}