670 CFM Holley Off-Road Truck Avenger Carburetor - Electric Choke & Off-Road Vacuum Secondaries

The Off-Road Truck Avenger is designed specifically for off-road applications. The unique fuel metering block eliminates fuel spillover through the boosters at extreme angles allowing for 40 degree climbing, 30 degree side hill maneuvers and nose-down descents to avoid hesitations, stalling and flooding typically associated with carbs in an off-road environment.

The Truck Avenger features a quick change vacuum secondary for easy fine tuning; four vacuum ports for all necessary vacuum accessories; factory preset electric choke for easy start ups; and a built-in fuel filter.

The 670 CFM Off-Road Truck Avenger is the perfect carburetor for small blocks or stock big block engines.

• Gold Dichromate finish for extreme off road environments
• Single feed fuel inlet for ease of installation
• Optimized off-road calibration that works out-of-the-box
• Factory preset electric choke for easy startups
• Vacuum secondaries allow use on a wide variety of vehicles. Quick Change vacuum housing cap allows you to tune for performance or fuel economy (springs included)
• Ford A/T kickdown
• One piece off-road vent tube eliminates fuel spillover during extreme maneuvers
• Intended for off-road/off-angle use. Unique metering block designed for flood free operation up to 40º while climbing and 30º during side hill maneuvers & “nose down” decents
• Limited lifetime warranty - Guaranteed to be free from defects in material and workmanship for the life of the product!
• 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
  

Barrels: 4

Booster: Annular / Straight

Brand: Holley

CFM: 670

Choke: Electric

Emission Code: 3

Finish: Dichromate Gold

Fuel: Gasoline

Fuel Inlet: Single

Material: Zinc

Model: 4150

Secondaries: Vacuum

Supercharged Application: No

Throttle Bore: 1.563 Inch

Vacuum Ports: 1 timed (spark) port, 2 full, and 1 PCV port