No Choke
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.
  • Lightweight Aluminum Construction

Information:

Mechanical Secondaries
Attributes
Adjustable Float Level Yes, Yes
Air Bleed Material Brass, Brass, Brass
Air Bleed Size (Inner High Speed) 35 / 35, 35 / 35
Air Bleed Size (Outer Idle) 70 / 70, 70 / 70
Air Bleeds Included Yes, Yes, Yes
Air Cleaner Flange Diameter 0.25, 0.25
ASIN B000630J5M
Barrel Quantity 4, 4
Base Length 5.25, 5.25
Base Plate Material Billet Aluminum, Billet Aluminum, Billet Aluminum
Base Width 5.25, 5.25
Body Color Silver, Silver
Body Height 3.25, 3.25
Body Material Aluminum, Aluminum
Booster Style Down-Leg Boosters, Down-Leg Boosters, Down-Leg Boosters
Calibration Universal, Universal, Universal
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Carbs, Carbs, Carbs
Center Hung Floats Yes, Yes
CFM 750 CFM, 750 CFM, 750 CFM
Choke No Choke, No Choke, No Choke
Choke Type Manual, Manual
Color Dichromate Finish, Dichromate Finish
Country of Origin (Primary) US
Discharge Nozzle Size (Primary / Secondary) .031 in. / .031 in., .031 in. / .031 in.
EGR Without EGR, Without EGR, Without EGR
Emission Code Off Road
Emissions 49 State Legal, 49 State Legal, 49 State Legal
Feature/Benefit Lightweight Aluminum Construction, Lightweight Aluminum Construction, Fully adjustable, Factory Tested, Billet Aluminum Throttle Base Plate and Metering Blocks, Tons of value and affordable pricing = GREAT VALUE!
Finish Vibratory Tumble Polished, Vibratory Tumble Polished
Flange Shape 4150 & 8090, 4150 & 8090
Flange Style Square Bore, Square Bore, Square Bore
Flange Type Square/4150, Square/4150
Float Material Nitrophyl, Nitrophyl
Ford Kickdown Bracket Included No, No
Fuel Gasoline, Gasoline, Gasoline
Fuel Inlet Dual, Dual, Dual
Fuel Inlet Thread 7/8-in. x20, 7/8-in. x20, 7/8-in. x20
Fuel Line Inlet Distance 9-11/16 inch, 9-11/16 inch
Gasket Or Seal Included Yes, Yes
Grade Type Performance, Performance
Harmonized Tariff Code (Schedule B) 8409915085
Hazardous Material Code N
Height (IN) 3.25 in., 3.25 inch
Idle/High Speed Air Bleed Sizes 70 / 35, 70 / 35
Life Cycle Status Code Available to Order
Linkage Attached Yes, Yes
Main Body Material Lightweight Aluminum, Lightweight Aluminum, Lightweight Aluminum
Main Venturi Diameter 1.875, 1.875
Marine Approved No, No
Material Aluminum, Aluminum
Metering Block Material Billet Aluminum, Billet Aluminum
Mounting Hardware Included No, No
Mounting Hole Diameter 0.25, 0.25
Mounting Hole Quantity 4, 4
NAFTA Preference Criterion Code B
Needle & Seat 110, 110
Number of Barrels 4, 4
part type Carburetor, Carburetor, Carburetor
Primary Jet Diameter 0.08, 0.08
Primary Main Jet Size 74 / .078, 74 / .078
Primary Power Valve (Hg) 4.5, 4.5
SDR Required Flag N
Secondaries Mechanical Secondaries, Mechanical Secondaries, Mechanical Secondaries
Secondary Jet Diameter 0.0975, 0.0975
Secondary Main Jet Size 83 / .093, 83 / .093
Series Race Series, Race Series, Race Series
Small Venturi Diameter 1.75, 1.75
Spacer Included No, No
Street Legal Yes, Yes
Throttle Linkage Universal, Universal, Universal
Warranty Time 1
GTIN 00037995362004

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