Holley 0-80507-1 4150 HP 390CFM (NASCAR)

HP™ Classic Race Carburetor; 4bbl; 390cfm; 2 Circuit Metering; Model 4150 HP; Mech. Secondary; DualFuelInlet; Gas; Dbl AcceleratorPump; NascarApproved; Gold Dichromate Finish;

---

Competition fuel curves provide safe and reliable horsepower for high performance race engines.

• Gold Dichromate Finish For Corrosion Resistance
• Arrives Ready To Run
• Optimized Race Calibration
• Contoured Venturi Inlet Balances Airflow For Increased hp
• Screw In Air Bleeds For Precision Tuning Capabilities
• Dual 30cc Accelerator Pumps
• Dual Feed Fuel Inlets For Constant High Volume Fuel Delivery
• 4 Corner Idle Allows You To Precisely Control Your Idle System
• Progressive Secondaries For Perfect Off The Line Launches
• Steel Throttle Plates
• Calibrated For Gasoline
• 100% Wet Flow Tested By Holley Technicians

---

Application Summary:

Year	Make/Model
Holley	HP™ carburetors have been the standard in racing carburetors for nearly two decades. Powering the biggest names in NASCAR to the Saturday night racer
HP	carburetors are the perfect choice for all types of motorsports. Classic HP carburetors are available from 390 to 1000 CFM and feature a contoured venturii inlet for balanced air flow
screw	in air bleeds for precision tuning capabilities
high	flow metering blocks and Dominator style fuel bowls which allow pluming from either side for ease of installation. Holley HP carburetors are the standard for square bore race carburetors. Race-Ready out of the box!

---