Fits All Holley Ultra XP™ & Dominator® Billet Metering Blocks. Holley does not recommend changing emulsion jets unless you are a competent carburetor tuner and have the correct test equipment to record the changes.

0.031 in. Jet Size

6/32 Thread

2 Per Package

Sizes From 00-78

Product Description:

Carburetor Emulsion Jet

0.031 in ID

Number 31

Brass

Holley Carburetors

Pair

For over a century Holley has driven the cutting edge of fuel-system design. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. Top brands like MSD, Flowmaster, Hurst, Accel, and many more make up the industry’s leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley’s commitment to its customers and their cars is at the core of everything we do.