500 CFM ULTRA XP 2BBL,2300,ALUM,BLACK

BRAND NEW HOLLEY 500 CFM ULTRA XP 2BBL CARBURETOR, HARD CORE GRAY, COMPATIBLE WITH GASOLINE

THE ULTRA XP 2BBL CARBURETORS FEATURE ALL ALUMINUM CONSTRUCTION FOR NEARLY 50% WEIGHT SAVINGS OVER THEIR ZINC COUNTERPARTS, CONTOURED VENTURII INLET FOR UNOBSTRUCTED AIRFLOW, SCREW IN AIR BLEEDS FOR EASY FINE TUNING, BLACK ANODIZED FULLY ADJUSTABLE BILLET ALUMINUM METERING BLOCK & BASEPLATE, HIGH CAPACITY FUEL BOWL WITH 20% MORE FUEL CAPACITY TO ELIMINATE STARVATION.

FEATURES:

• ALL ALUMINUM CONSTRUCTION - FOR NEARLY 50% WEIGHT SAVINGS OVER ZINC VERSION
• BLACK BILLET ALUMINUM METERING BLOCK & BASE PLATE
• NO CHOKE TOWER FOR UNOBSTRUCTED AIRFLOW
• AIR BLEEDS MOVED OUTWARD TO ALLOW A SMOOTHER TRANSITION OF AIRFLOW
• AIR CLEANER FLANGE CENTERED OVER VENTURI FOR IMPROVED AIRFLOW & PERFORMANCE. 5/16-18 BENT AIR CLEANER STUD INCLUDED
• DOWN-LEG BOOSTERS FOR IMPROVED FUEL SIGNAL
• CONTOURED HEX HEAD SQUIRTER SCREW FOR STREAMLINED AIRFLOW
• INTERNAL PUMP PASSAGE ON METERING BLOCK EQUIPPED WITH TUNABLE BLEED OFF
• SAME 1-3/8" VENTURI & 1-11/16" THROTTLE BORE SIZE & THROTTLE PLATE/THROTTLE SHAFT SIZE OF ORIGINAL 0-4412
• FUEL BOWL PROVIDES 20% MORE FUEL CAPACITY WHILE CONTROLLING SLOSH WITH INTERNAL BAFFLING
• CLEAR SIGHT WINDOWS ON BOTH SIDES OF BOWL FOR EASY & SAFE FUEL LEVEL ADJUSTMENTS
• FUEL TROUGH DESIGNED INTO FLOOR OF BOWL TO ROUTE FUEL FLOW DIRECTLY TO THE JETS & ASSISTS IN KEEPING JETS COVERED BY FUEL
• BUILT IN DRAIN PLUG PROVIDES EASY ACCESS TO EMPTY CONTENTS OF BOWL
• -8 (O-RING) INLET THREADS OFFER VARIETY OF PLUMBING OPTIONS (COME WITH AN EXTENDED -8 O-RING TO -8AN MALE ADAPTER & -8 PLUG). CAN BE PLUMBED FROM EITHER SIDE
• THROTTLE SHAFT CAPPED TO PREVENT ENTRY OF DEBRIS & CONTAMINATES
• 30CC PUMP WITH METAL LEVER. ANTI-SIPHON VALVE IN MAIN BODY TO REDUCE PUMP PULL OVER
• DEDICATED RACE-ONLY THROTTLE LEVER WITH ALL UNNECESSARY STREET ATTACHMENT POINTS & TANGS REMOVED
• KNURLED (HAND ADJUSTABLE) CURB IDLE SCREW ALLOWS FOR EASY IDLE ADJUSTMENT WITHOUT THE USE OF TOOLS
• SET SCREW FOR WIDE OPEN THROTTLE STOP ADJUSTMENT
• WEDGE FLOAT PROVIDES FUEL CONTROL WHILE CORNERING
• 100% WET-FLOW TESTED BY HOLLEY

SPECS:

• BARRELS: 2
• BILLET COLOR: HARD CORE GRAY WITH BLACK
• BOOSTER: DOWN LEG
• BRAND: HOLLEY
• CFM: 500
• CHOKE: NONE
• CONDITION: NEW
• EMISSION CODE: 3
• FINISH: HARD CORE GRAY
• FUEL: GASOLINE
• FUEL INLET: SINGLE
• MARINE USE: NO
• MATERIAL: ALUMINUM
• MODEL: 2300
• PRIMARY MAIN JET: 74
• PRIMARY POWER VALVE: 3.5
• PRIMARY PUMP NOZZLE SIZE: 28
• PRODUCT TYPE: CARBURETOR
• SECONDARIES: NONE
• SUPERCHARGED APPLICATION: NO
• THROTTLE BORE: 1.688"
• VENTURII SIZE: 1.376"

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