Don't trust your performance to just anyone, Holley is the only Modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.

Features

Shiny with black anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing

Ultra Street Avengers feature an optimized street calibration that works-out-of-the-box

Factory preset electric choke for easy startups

Vacuum secondaries allow use on a wide variety of vehicles. Quick Change vacuum housing cap allows you to tune for performance or fuel economy (springs included)

4 corner idle allows you to precisely control your idle system

Built in, clear fuel level sight glass for easy, no mess fuel level adjustments

Aluminum construction for a 43% weight savings

Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.

Fuel line kit included so there are no unnecessary trips back to the parts store

Limited lifetime warranty - Guaranteed to be free from defects in material and workmanship for the life of the product!

100% wet-flow tested by Holley technicians to assure it arrives ready to run!