Billet Aluminum Carb. Metering Block

The PROFORM Billet Aluminum Carburettor Metering Block (model 67150C) is a precision fuel delivery component designed for carburetor systems that require tight metering control and enhanced reliability. This product is ideal for automotive enthusiasts and professional mechanics who are building high-performance carbureted engines.

Constructed from billet aluminum, this metering block offers superior dimensional stability and thermal conductivity compared to original cast designs. It features precision-ported passages that direct fuel with exacting geometry to the main, idle, and transition circuits, allowing tuners to achieve accurate jetting without excessive compensation elsewhere in the carburetor.

This metering block is compatible with single, two-barrel, and four-barrel carburetors, making it an excellent choice for those tuning street machines, vintage racers, or restoration projects. Its lightweight design at 0.63 lbs ensures that it maintains structural integrity while improving drivability and fuel economy across varying engine loads and ambient temperatures.