BRAND NEW HOLLEY 850 CFM DOUBLE PUMPER CARBURETOR, RED 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, FОRD AUTO TRANSMISSION KICKDOWN FOR USE ON POPULAR FОRD 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 RED 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 GМ, СHRYSLER & FОRD A/T KICKDOWN LINKAGE. ADDITIONAL PARTS MAY BE REQUIRED
INTENDED FOR LIGHTWEIGHT VEHICLES WITH MANUAL TRANS OR AUTOMATICS WITH HIGH STALL & LOW GEARING
100% WET-FLOW TESTED BY HOLLEY TECHNICIANS
SPECS:
BARRELS: 4
BILLET COLOR: RED
BOOSTER: DOWN LEG
BRAND: HOLLEY
CARBURETOR USE: PERFORMANCE/RACE
CFM: 850
CHOKE: ELECTRIC
FINISH: SHINY
FUEL: GASOLINE
FUEL INLET: DUAL
MATERIAL: ALUMINUM
MODEL: 4150
PRIMARY MAIN JET: 80
PRIMARY POWER VALVE: 6.5
PRIMARY PUMP NOZZLE SIZE: 31
PRODUCT TYPE: CARBURETOR
SECONDARIES: MECHANICAL
SECONDARY MAIN JET: 80
SECONDARY PUMP NOZZLE SIZE: 31
SUPERCHARGED APPLICATION: NO
THROTTLE BORE: 1.750 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.
