CARBURETOR,4150,750CFM,ULTRA,MECHANICAL,ELECTRIC,HARD GRAY

BRAND NEW HOLLEY ULTRA DOUBLE PUMPER CARBURETOR, HARD CORE GRAY FINISH, 650 CFM, ELECTRIC CHOKE, MECHANICAL SECONDARIES, 4150 MODEL, COMPATIBLE WITH GASOLINE

THE ULTRA DOUBLE PUMPER CARBURETORS FEATURE ALL ALUMINUM CONSTRUCTION, EQUIPPED WITH METERING BLOCKS & BASE PLATE MADE FROM 6061-T6 BILLET ALUMINUM. THE CLEAN, STEALTHY LOOK COUPLED WITH BLACK METERING BLOCKS & THROTTLE BODY WILL CERTAINLY SET YOUR RIDE APART WHETHER YOU ARE AT THE SHOW OR TRACK.

ENHANCED FUEL CURVE FOR OPTIMUM PERFORMANCE & FEATURE ALUMINUM CONSTRUCTION, ANODIZED BILLET ALUMINUM METERING BLOCKS & BASE PLATE, 4 CORNER IDLE FOR PRECISE IDLE CONTROL, MECHANICAL SECONDARIES. OTHER FEATURES INCLUDE CLEAR FUEL LEVEL SIGHT PLUGS FOR EASY, NO MESS FUEL LEVEL ADJUSTMENTS, FORD AUTO TRANSMISSION KICKDOWN, 4 VACUUM PORTS & FACTORY PRE-SET ELECTRIC CHOKE FOR EASY, FAST COLD START-UPS.

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:

• HARD CORE GRAY WITH BLACK ANODIZED BILLET ALUMINUM METERING BLOCKS/BASE PLATE - CASTING IS HARD COAT ANODIZED
• ULTRA DOUBLE PUMPERS FEATURE AN OPTIMIZED STREET/STRIP CALIBRATION THAT WORKS OUT OF THE BOX
• FACTORY PRESET ELECTRIC CHOKE FOR EASY STARTUPS
• MECHANICAL SECONDARIES FOR AWESOME TIRE TURNING PERFORMANCE
• 4 CORNER IDLE ALLOWS YOU TO PRECISELY CONTROL YOUR IDLE SYSTEM
• BUILT IN, CLEAR FUEL LEVEL SIGHT GLASS FOR EASY, NO MESS FUEL LEVEL ADJUSTMENTS
• ALUMINUM CONSTRUCTION FOR A 43% WEIGHT SAVINGS
• COMPATIBLE WITH GM, CHRYSLER & FORD A/T KICKDOWN LINKAGE - ADDITIONAL PARTS MAY BE REQUIRED
• INTENDED FOR LIGHTWEIGHT VEHICLES WITH MANUAL TRANS OR AUTO WITH HIGH STALL & LOW GEARING
• 100% WET-FLOW TESTED BY HOLLEY TECHNICIANS

SPECS:

• BARRELS: 4
• BILLET COLOR: BLACK
• BOOSTER: STRAIGHT
• CFM: 650
• CHOKE: ELECTRIC
• FINISH: HARD CORE GRAY
• FUEL: GASOLINE
• FUEL INLET: DUAL
• MATERIAL: ALUMINUM
• MODEL: 4150
• PRIMARY MAIN JET: 63
• PRIMARY POWER VALVE: 6.5
• PRIMARY PUMP NOZZLE SIZE: 28
• PRODUCT TYPE: CARBURETOR
• SECONDARIES: MECHANICAL
• SECONDARY MAIN JET: 73
• SECONDARY PUMP NOZZLE SIZE: 31
• SUPERCHARGED APPLICATION: NO
• THROTTLE BORE: 1.688 INCH
• VACUUM PORTS: 1 TIMED (SPARK) PORT, 2 FULL & 1 PCV PORT

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