Q-SERIES 650CFM DRAG CARBURETOR,BLACK DIAMOND
Q-SERIES 650CFM DRAG CARBURETOR,BLACK DIAMOND
SKU:QFT BDQ-650
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BRAND NEW HOLLEY QUICK FUEL Q SERIES CARBURETOR, BLACK DIAMOND, 650 CFM, MECHANICAL SECONDARIES, COMPATIBLE WITH 4150 MODELS
Q-SERIES CARBURETORS ARE PURPOSE-BUILT FOR THE DRAGSTRIP. TO COMBAT THE G FORCE EXPERIENCED DURING HARD LAUNCHES, THESE CARBS ARE EQUIPPED WITH NOTCHED FLOATS & SECONDARY JET EXTENSIONS. HIGH-FLOW ALUMINUM MAIN BODY FEATURES RECESSED AIR BLEED CAVITIES FOR IMPROVED AIR FLOW. DIE-CAST VENTURI ARE MACHINED TO EXACTING TOLERANCES FOR OUTSTANDING THROTTLE RESPONSE.
BILLET METERING BLOCKS ENSURE A UNIFORM FUEL CURVE, WHILE THROTTLE-BODIES ENHANCE DURABILITY. QFT QUICKLINK SYSTEM MAKES ADJUSTING THE SECONDARIES EASY ON MODELS EQUIPPED WITH MECHANICAL SECONDARIES. THE Q-SERIES IS OUR MOST COMPREHENSIVE LINE OF CARBURETORS.
NOTE: THIS CARBURETOR HAS A SQUARE BORE FLANGE BOLT PATTERN. REPLACES HOLLEY, EDELBROCK, CARTER AFB, AND AUTOLITE STYLE CARBURETORS WITH 5 3/16" X 5 5/8" BOLT PATTERN. SPREADBORE STYLE INTAKE MANIFOLDS NEED AN ADAPTER TO INSTALL THIS CARBURETOR, LIKE THE MR. GASKET #1932.
FEATURES
- LIGHTWEIGHT ALUMINUM MAIN BODY
- ALUMINUM FUEL BOWLS WITH DUAL SIGHT GLASS WINDOWS
- BILLET METERING BLOCKS WITH 4-CORNER IDLE SYSTEM
- CHANGEABLE IDLE FEED & POWER VALVE CHANNEL RESTRICTIONS
- BILLET ALUMINUM THROTTLE BODY PROVIDES EXCEPTIONAL PRECISION & STRENGTH
- PTFE COATED & SEALED SHAFTS THAT HAVE BEEN SLABBED FOR ADDED AIR FLOW
SPECS:
- BARRELS: 4
- BILLET COLOR: BLACK
- BOOSTER: DOWN LEG
- CARBURETOR USE: PERFORMANCE & RACE
- CFM: 650
- CHOKE: NONE
- CIRCUIT: 2
- FINISH: BLACK
- FUEL: GASOLINE
- FUEL SYSTEM: CARBURETED
- HIGH SPEED AIR BLEED: 31
- IDLE AIR BLEED SIZE: 73
- MATERIAL: ALUMINUM
- PRIMARY MAIN JET: 68
- PRIMARY POWER VALVE: 45
- PRIMARY PUMP NOZZLE SIZE: 31
- PRODUCT TYPE: CARBURETOR
- SECONDARIES: MECHANICAL
- SECONDARY MAIN JET: 76
- SUPERCHARGED APPLICATION: NO
- THROTTLE BORE: 1-11/16"
YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLETS FOR THIS CARBURETOR HERE.