CARBURETOR,4150,650CFM,ULTRA,MECHANICAL,ELECTRIC,SHINY/BLUE

BRAND NEW HOLLEY 650 CFM DOUBLE PUMPER CARBURETOR, BLUE BILLET & SHINY FINISH, ELECTRIC CHOKE, MODEL 4150, MECHANICAL SECONDARIES, COMPATIBLE WITH GASOLINE

ULTRA DOUBLE PUMPER CARBURETORS HAVE AN ENHANCED FUEL CURVE FOR OPTIMUM PERFORMANCE, WITH MANY MORE FEATURES SUCH AS ALUMINUM CONSTRUCTION, ANODIZED BILLET ALUMINUM METERING BLOCKS & BASE PLATE, 4 CORNER IDLE FOR PRECISE IDLE CONTROL, DUAL ACCELERATOR PUMPS FOR ADDITIONAL FUEL UNDER INITIAL ACCELERATION.

ALSO INCLUDES MECHANICAL SECONDARIES FOR GREAT PERFORMANCE, CLEAR FUEL LEVEL SIGHT PLUGS FOR EASY, NO MESS FUEL LEVEL ADJUSTMENTS, FORD AUTO TRANSMISSION KICKDOWN FOR USE ON POPULAR FORD TRANSMISSIONS, 4 VACUUM PORTS FOR ALL NECESSARY VACUUM ACCESSORIES & 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:

• SHINY WITH BLUE ANODIZED BILLET ALUMINUM METERING BLOCKS/BASE PLATE FOR GOOD LOOKS & TRUE GASKET SEALING
• 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 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 W/ MANUAL TRANS OR AUTOMATICS WITH HIGH STALL & LOW GEARING
• 100% WET-FLOW TESTED BY HOLLEY TECHNICIANS

SPECS:

• BARRELS: 4
• BILLET COLOR: BLUE
• BOOSTER: STRAIGHT
• BRAND: HOLLEY
• CARBURETOR USE: PERFORMANCE/RACE
• CFM: 650
• CHOKE: ELECTRIC
• FINISH: SHINY
• 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.