
4150C 670CFM TRUCK AVENGER
670 CFM - 4150 - Vacuum Secondaries - Gold Dichromate - Gasoline
Overview
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.
Features:
- 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)
- Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.
- 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!
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Specs
Barrel Quantity | 4 |
---|---|
Barrels | 4 |
Body Color | Gold Dichromate |
Body Finish | Plated |
Booster | Annular / Straight |
Booster Design | Annular / Straight |
Brand | Holley |
Carburetor Material | Aluminium |
Carburetor Use | Off-Road |
CFM | 670 |
Choke | Electric |
Choke Type | Electric |
Condition | New |
Cubic Feet Per Minute Rating | 670 |
Emission Code | 3 |
Finish | Gold Dichromate |
Flange Type | Square/4150 |
Fuel | Gasoline |
Fuel Inlet | Single |
Grade Type | Performance |
Linkage Attached | Yes |
Marine Approved | No |
Marine Use | No |
Material | Aluminium |
Model | 4150 |
Mounting Hole Quantity | 4 |
Primary Jet Diameter | 68 |
Primary Main Jet | 68 |
Primary Power Valve | 2.5 |
Primary Pump Nozzle Size | 28 |
Product Type | Carburetor |
Sale Category | Carburetors and Components |
Secondaries | Vacuum |
Secondary Main Jet | 89 |
Spacer Included | No |
Supercharged Application | No |
Throttle Bore | 1.563 inch |
Vacuum Ports | 1 timed (spark) port, 2 full, and 1 PCV port |
Warranty | Limited Lifetime Warranty |
UPC | 090127575864 |
Part Number | 0-90670 |
Service Parts
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
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