780 CFM - 4150 - Vacuum Secondaries - Shiny - Gasoline

Part Number: HR-780-VS

The HR-780-VS is now NHRA approved for use in Stock and Super Stock Eliminator! Featuring lightweight die-cast aluminum components, the HR-Series offer all the tunability you would expect from more expensive racing carburetors, including changeable bleeds, idle feed, power valve channel restrictions, and four-corner idle. Hot Rod Series carburetors feature electric chokes and dual metering blocks for added performance.

Features and Benefits

• •Built with the same dimensions and specs of the original counterparts and guidelines set by the NHRA rulebook
• •Can be used in place of hard to find and expensive Holley O.E. carbs that are competition legal per class
• •All models feature a fully adjustable electric choke for easy starting
• •Dual metering blocks w/4-corner idle for smooth and efficient idle quality
• •Screw-in air bleeds and idle feed restrictions for quick and unsurpassed tuning capability
• •Dual inlet fuel bowls with sight glass windows on both fuel bowls for safe and easy float adjustment
• •Universal throttle lever with sealed throttle shafts for years of smooth operation
• •Tuneable secondary opening rate
• •Tumble polished for long lasting shine

This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.