BRAND NEW HOLLEY 750 CFM CLASSIC DOUBLE PUMPER CARBURETOR, SHINY ALUMINUM, MANUAL 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 & MANUAL 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:
VIBRATORY POLISHED ALUMINUM FOR GOOD LOOKS, WEIGHT SAVINGS AND LONG LASTING SHINE
OPTIMIZED STREET/STRIP CALIBRATION THAT WORKS OUT-OF-THE-BOX
MANUAL CHOKE (CABLE DRIVEN, HAND OPERATED) FOR PRECISE COLD START CONTROL
MECHANICAL SECONDARIES FOR AWESOME TIRE TURNING PERFORMANCE
4 CORNER IDLE ALLOWS YOU TO PRECISELY CONTROL YOUR IDLE SYSTEM
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 TECHNICIANS TO ASSURE IT ARRIVES READY TO RUN!
SPECS:
BARRELS: 4
BOOSTER: DOWN LEG
CFM: 750
CHOKE: MANUAL
FINISH: SHINY
FUEL: GASOLINE
FUEL INLET: DUAL
MARINE USE: NO
MATERIAL: ALUMINUM
MODEL: 4150
PRIMARY MAIN JET: 70
PRIMARY POWER VALVE: 6.5
PRIMARY PUMP NOZZLE SIZE: 28
PRODUCT TYPE: 4150 MODEL CARBURETOR
SECONDARIES: MECHANICAL
SECONDARY MAIN JET: 80
SECONDARY PUMP NOZZLE SIZE: 31
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, AND THE CARBURETOR NUMERICAL LISTING HERE.
