Holley 34-13 Carburetor Metering Block
No Provision For Power Valve Allows The Use Of Metering Jets Limited 90 Day Warranty
Specifications
Compatibility - Holley Model 4160 Carburetors With Center Hung Float Bowls
Finish - Natural
Color - Silver
Material - Aluminum
Many Holley performance Carburetors use a secondary metering plate with drilled restrictions rather than a secondary metering block with removable jets. When recalibrating the secondary side on such a Carburetor a change of the secondary metering plate is required