Currently i have the stock carburetor, and it's just old and beat up, sticks when full throttle, appears to be.
Download Holley 650 Vacuum Secondary
Background. Holley 650 double pumper with an electric choke also included: Vacuum secondaries for use on wide variety of vehicles.
Holley 650 Carburetor-Electric Choke Vacuum Secondary | eBay from i.ebayimg.com
And what would i expect as far as gas mileage? Holley 650 spreadbore with vacuum secondaries, in good condition everything moves freely. Compensate for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries.
This is a 650 spread bore holley vacuum secondary with electric choke.
Compensate for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries. And what would i expect as far as gas mileage? Mechanical secondary dual accelerator pump for additional fuel under initial acceleration. This carb is being tested on a running engine.
