A choke unloader speeds up the pull-off process to both reduce emissions and save fuel. If the automatic choke is set too lean, you will experience hesitation and stalling.

6 The 1850/4150/4160 automatic choke is a heat tube affair like many OE choke styles. When a choke heat tube isn't doable, you may opt for a Holley electric choke, energized only when the ignition ...

The 1100 carburetor has the same kind of automatic choke found on 2100/4100 carburetors-an exhaust manifold-heated thermostatic coil with vacuum-induced choke unloader to reduce cold-start ...