Edelbrock AVS2 Series 650 CFM 4-Barrel Manual Choke Satin Finish Carburetor

Improve throttle response, fuel atomization, and overall drivability with the Edelbrock AVS2 Series 650 CFM 4-barrel carburetor. It features advanced annular flow boosters in the primary venturis to deliver a more consistent air/fuel mixture.

Features and Benefits:
- 650 CFM airflow capacity
- Supports Small Block and mild Big Block Chevy engines
- AVS2 design improves fuel atomization and throttle response
- Annular flow boosters in the primary venturis improve fuel distribution
- Eight equally spaced orifices for consistent fuel delivery
- Helps eliminate hesitation and flat spots during acceleration
- Provides smooth throttle response from idle through full throttle
- Improves drivability during low-speed and part-throttle operation
- Four-barrel configuration supports responsive street performance
- Manual choke allows direct control during cold starts
- Factory-preset calibration provides reliable out-of-the-box operation
- Two-piece aluminum construction offers durability
- No gaskets positioned below the fuel level help minimize potential fuel leaks
- Serviceable without removing the carburetor from the engine
- Satin aluminum finish provides a factory-inspired look
- Compatible with square-bore 4-barrel intake manifolds

Eight equally spaced fuel discharge orifices improve fuel distribution and eliminate hesitation and flat spots during acceleration. The result is smoother throttle response from idle to full throttle. It has a durable two-piece aluminum construction with no gaskets below the fuel level to prevent fuel leaks. Plus, it can be serviced without removing it from the engine or draining the fuel, making maintenance more convenient.

Specifications:
- Primary Jets: .101
- Secondary Jets: .098
- Metering Rods: .070" × .037"
- Step‑Up Spring: Orange (5" Hg)
- Series: AVS2