Based on the wildly popular original Race Series carburetors, PROFORM's Black Race Series Carburetors include a Black Diamond coating for enhanced fuel cooling. Each carburetor is hand assembled and tested in the U.S. utilizing the PROFORM High-Flow Carburetor Main Body, durable billet metering blocks, high performance billet throttle baseplate, and lightweight aluminum fuel bowls. PROFORM Black Race Series Carbs include: (1) Adjustable High-Flow Aluminum Main Body with Screw-In Air Bleeds, Maximum Air Flow: No Air Horn, Choke Tower, or Choke Control, Uses standard service and tuning components. (2) Billet Throttle Base Plates: Adjustable Secondary Air Flow Cam Bracket, Solid Billet Construction, Manufactured in the U.S.A., Timed and Full Vacuum Tubes for Accessories and Tuning, Button Torx Head Throttle Plate Screws, Power Valve Blow Out Protection, Progressive Slip Link Mechanical Secondary Linkage, Serviceable Throttle Levers, and Ford Kickdown. (3) Billet Metering Blocks: Solid Billet Construction, Durable, No Warping or Porosity Problems, Changeable Idle Feed Restriction, Manufactured in the U.S.A. (4) Aluminum Fuel Bowls: Lightweight Aluminum, Sight Glass Windows for easy float adjustment.

Additional Attributes:

GTIN: 00037995673032 Street Legal: Yes Body Color: Black Base Length: 5.25 Base Width: 5.25 Flange Shape: 4150 & 8090 Mounting Hardware Included: No Grade Type: Performance Gasket Or Seal Included: Yes Mounting Hole Quantity: 4 Linkage Attached: Yes Choke Type: Manual Float Material: Nitrophyl Spacer Included: No Marine Approved: No Body Height: 3.25 Body Material: Aluminum Adjustable Float Level: Yes Air Cleaner Flange Diameter: 0.25 Primary Jet Diameter: 0.087 Secondary Jet Diameter: 0.102 Main Venturi Diameter: 1.875 Small Venturi Diameter: 1.75 Mounting Hole Diameter: 0.25 Barrel Quantity: 4 Center Hung Floats: Yes Flange Type: Square/4150 Secondary Barrel Type: Mechanical Air Bleed Material: Brass Air Bleed Size (Inner High Speed): 35 / 35 Air Bleed Size (Outer Idle): 70 / 70 Air Bleeds Included: Yes Base Plate Material: Billet Aluminum Booster Style: Down-Leg Boosters Calibration: Universal CFM: 850 CFM Choke: No Choke Color: Black Diamond Finish Discharge Nozzle Size (Primary / Secondary): .033 in. / .033 in. EGR: Without EGR Emissions: 49 State Legal Feature/Benefit: Lightweight Aluminum Construction Finish: Black Diamond Finish Flange Style: Square Bore Ford Kickdown Bracket Included: Yes Fuel Inlet Thread: 7/8-in. x20 Fuel Inlet: Dual Fuel Line Inlet Distance: 9-11/16 inch Fuel: Gasoline Height (IN): 3.25 inch Idle/High Speed Air Bleed Sizes: 70 / 35 Main Body Material: Lightweight Aluminum Material: Aluminum Metering Block Material: Billet Aluminum Needle & Seat: 120 Number of Barrels: 4 Part Type: Carburetor Primary Main Jet Size: 78 / .084 Primary Power Valve (Hg): 4.5 Secondaries: Mechanical Secondaries Secondary Main Jet Size: 87.5 / .099 Series: Black Race Series Throttle Linkage: Universal

Extended Information:

Emissions : Racing or Pre-Emissions Use Only Life Cycle Status: Available To Order

Packaging:

Quantity of Each: 1 Package UOM: EA Weight: