WILLYS CARB WCD20 WILLYS CARB WCD20 A2 Primary Metering Block Valves for 4BBL Carburetors, Alcohol, Brass Pair

WILLYS CARB WCD20 A2 Primary Metering Block Valves are designed for 4BBL carburetor applications using alcohol-based fuel. This matched pair of primary metering valves provides a practical replacement solution for carburetor service, tuning, or restoration when accurate fuel metering is required. The valves are manufactured from brass for dependable service in demanding performance applications.

These A2 metering block valves are configured specifically for alcohol use and feature a controlled metering range suited to the original application. Their primary position designation helps support correct installation and simplifies identification during carburetor assembly or calibration. The pair format allows both primary positions to be serviced together, helping maintain consistent operation across the carburetor.

WILLYS CARB part number WCD20 is intended for builders, tuners, and technicians who need application-specific metering components for compatible 4BBL carburetors. Before installation, compare the existing components and verify carburetor compatibility, fuel type, and calibration requirements. Proper installation and tuning should be performed according to the carburetor manufacturer’s specifications. These valves are supplied as a pair and are not identified as air-restricted components.

Features:

• Brand and Part Number: WILLYS CARB WCD20

• Application: A2 primary metering block valves for compatible 4BBL carburetors

• Fuel Type: Designed for alcohol-based fuel applications

• Construction: Durable brass material

• Configuration: Matched pair for servicing both primary positions

• Metering: Controlled opening range for application-specific fuel calibration

• Air Restriction: Not air restricted