The air velocity governor works as previously posted, and is one of the two most common types of governor.

The other common type operates from oil pressure.

A third type used on older pumper fire trucks operated from water pressure.

Jon.


Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop