650 CFM SPREADBORE MARINE CARBURETOR,4175,UNIVERSAL

BRAND NEW HOLLEY SPREADBORE MARINE CARBURETOR, 650 CFM, ELECTRIC CHOKE, VACUUM SECONDARIES, 4175 MODEL, COMPATIBLE WITH GASOLINE

ALL HOLLEY MARINE CARBURETORS ARE DESIGNED TO MEET COAST GUARD SPECIFICATIONS. A MARINE CARBURETORS FUEL METERING SYSTEM IS CALIBRATED TO COMPENSATE FOR UNIQUE ENGINE LOADS FOUND ON BOATS. THE J-STYLE VENT TUBES DIRECT FUEL/FUMES BACK INTO THE CARBURETOR FOR SAFE OPERATION WHILE ON ROUGH WATERS. COMPATIBLE WITH A UNIVERSAL CALIBRATION GOOD FOR MARINE ENGINES WHERE A SPREAD BORE 4BBL IS REQUIRED.

NOTE: A CARB SPACER MAY BE REQUIRED TO ALLOW THE FUEL INLET ON OUR MARINE 4175 TO CLEAR THE WATER MANIFOLD (AKA THERMOSTAT HOUSING) ON MOST MERCRUISER & OMC GM V8 ENGINES. HOLLEY OFFERS A 1" SPACER IN THE MR. GASKET PRODUCT LINE, PART #3406.

NOTE: THIS CARBURETOR HAS A SPREAD BORE FLANGE. IT IS DESIGNED TO BE USED WITH INTAKE MANIFOLDS WITH THE SPREAD BORE FLANGE LIKE THE Q-JET CARBURETORS.

FEATURES:

• GOLD DICHROMATE FINISH FOR CORROSION RESISTANCE & CLASSIC HOLLEY LOOKS
• UNIVERSAL MARINE CALIBRATION
• MODEL 4175 QUADRAJET REPLACEMENT
• VACUUM SECONDARIES - COMPENSATE FOR ALL WEIGHTS TO ALLOW SMOOTH OPENING OF SECONDARIES
• FACTORY PRESET ELECTRIC CHOKE FOR EASY STARTUPS
• 30CC ACCELERATOR PUMP FOR SMOOTH STARTS
• SINGLE FEED FUEL INLET FOR EASY INSTALLATION
• J-STYLE VENT TUBES
• MEETS COAST GUARD SPECIFICATIONS
• POWER VALVE BLOW-OUT PROTECTION
• 100% WET-FLOW TESTED BY HOLLEY TECHNICIANS

SPECS:

• BARRELS: 4
• BOOSTER: STRAIGHT
• BRAND: HOLLEY
• CFM: 650
• CHOKE: ELECTRIC
• FINISH: GOLD DICHROMATE
• FUEL: GASOLINE
• FUEL INLET: SINGLE
• MARINE ENGINE SIZE: UNIVERSAL
• MATERIAL: ZINC
• MODEL: 4175
• PRIMARY MAIN JET: 61
• PRIMARY POWER VALVE: 5.0
• PRIMARY PUMP NOZZLE SIZE: 40
• PRODUCT TYPE: MARINE CARBURETOR
• SECONDARIES: VACUUM
• SUPERCHARGED APPLICATION: NO
• THROTTLE BORE: 1.375 INCH

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