Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro–Stock champion. Holley's products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.

• Ultra Street Avenger Has Optimized Calibration Works Out Of Box
• Factory Preset Electric Choke For Easy Startups
• Quick Change Vacuum Housing Cap To Tune For Performance/Fuel Econ
• 4 Corner Idle Allows You To Precisely Control Your Idle System
• Built In Clear Fuel Level Sight Glass For Fuel Level Adjustment
• Aluminum Construction For A 43% Weight Savings
• No Unnecessary Trips Back To The Parts Store
• Limited Lifetime Warranty
• 100% Wet Flow Tested By Holley Technicians
• Arrives Ready To Run

Additional Attributes:

• GTIN: 00090127718537
• Barrel: Four
• Billet Color: Black
• Booster Type: Down Leg
• Carburetor Type: 4150
• CFM: 870
• Choke: Electric
• Emission: Without EGR
• Finish: Hard Core Gray
• Flange: Square Bore
• Fuel Inlet: Dual
• Fuel Type: Gasoline
• Material: Aluminum
• Primary Main Jet: 78
• Primary Power Valve: 4.5
• Secondary Main Jet: 78
• Secondary Type: Vacuum
• Supercharged Application: No
• Throttle Bore: 1.750 in.
• Type: Automotive
• Usage: Street/Hi-Performance
• Vacuum Port Quantity: 1 timed (spark); 2 full; 1 PCV
• WARNING CA Proposition 65: Yes
• WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Extened Information:

• Emissions : Electronically Announced
• Life Cycle Status: Available Only While Supplies Last

Packaging:

• Quantity of Each:
• Package UOM:
• Dimension: 11.0000 x 12.5000 x 7.3800 inches

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