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BRAND NEW HOLLEY 650 CFM CLASSIC DOUBLE PUMPER CARBURETOR, ELECTRIC CHOKE, MODEL 4150, MECHANICAL SECONDARIES, COMPATIBLE WITH GASOLINE

THE DOUBLE PUMPER IS DESIGNED FOR USE ON LIGHTWEIGHT VEHICLES WITH A MANUAL TRANSMISSION OR AN AUTOMATIC TRANSMISSION WITH A HIGH STALL & LOW REAR END GEARS. IT FEATURES DUAL ACCELERATOR PUMPS FOR ADDITIONAL FUEL UNDER INITIAL ACCELERATION, MECHANICAL SECONDARIES FOR GREAT PERFORMANCE; DUAL FEED FUEL INLETS FOR CONSTANT HIGH VOLUME FUEL DELIVERY & ELECTRIC CHOKE FOR EASY CONTROL OF ENGINE WARM UP.

NOTE: THIS 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.

FEATURES:

• CLASSIC GOLD DICHROMATE FINISH FOR CORROSION RESISTANCE & CLASSIC HOLLEY LOOKS
• OPTIMIZED STREET/STRIP CALIBRATION THAT WORKS OUT-OF-THE-BOX
• ELECTRIC CHOKE FOR PRECISE COLD START CONTROL
• MECHANICAL SECONDARIES FOR AWESOME TIRE TURNING PERFORMANCE
• DUAL ACCELERATOR PUMPS FOR ADDITIONAL FUEL UNDER INITIAL ACCELERATION
• DUAL FEED FUEL INLETS FOR CONSTANT HIGH VOLUME FUEL DELIVERY
• INTENDED FOR LIGHTWEIGHT VEHICLES W/ MANUAL TRANS OR AUTOMATICS WITH HIGH STALL & LOW GEARING
• 100% WET-FLOW TESTED BY HOLLEY

SPECS:

• BARRELS: 4
• BOOSTER: STRAIGHT
• BRAND: HOLLEY
• CFM: 650
• CHOKE: ELECTRIC
• FINISH: GOLD DICHROMATE
• FUEL: GASOLINE
• FUEL INLET: DUAL
• MARINE USE: NO
• MATERIAL: ZINC
• MODEL: 4150
• PRIMARY MAIN JET: 67
• PRIMARY POWER VALVE: 6.5
• PRIMARY PUMP NOZZLE SIZE: 28
• PRODUCT TYPE: 4150 MODEL CARBURETOR
• SECONDARIES: MECHANICAL
• SECONDARY MAIN JET: 73
• SECONDARY PUMP NOZZLE SIZE: 28
• SUPERCHARGED APPLICATION: NO
• THROTTLE BORE: 1.688"
• VACUUM PORTS: 1 TIMED (SPARK) PORT, 1 FULL & 1 PCV PORT

YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLETS FOR THIS CARBURETOR HERE.