PMO Carburetor Syncrometer — Airflow Balancing Tool, Made in Germany | PMO & Weber Carbs (PM-O401-0) sub-tools-restoration This plate provides a rigid

This plate provides a rigid

Built to original equipment specifications

Optimized Fitment: 3D-scanned from multiple engine cases

Which engines is it recommended for

PMO Carburetor Syncrometer — Airflow Balancing Tool, Made in Germany | PMO & Weber Carbs (PM-O401-0) sub-tools-restoration This plate provides a rigidYou cannot tune six throttle bores by ear. The PMO Carburetor Syncrometer (PM O401 0) is the German made airflow gauge that turns carburetor balancing from guesswork into a measurement seat it over one throat, read the flow, move to the next, and adjust until they match. It's the difference between an engine that idles and one that idles right. Features Direct airflow measurement at each throttle bore, so you balance to a number instead of a feel.