Moroso 1" Billet Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - 4-Hole Plenum Design w/ 1.750" Diameter Bores Longacre Racing Products The JOES 90 degree probe

The JOES 90 degree probe is compact to get into the fender well with ease

The CNC coiling head can adjust the spring diameter in real time to ensure that every spring is exactly the same

Be sure to order a Wear Strip Attaching Kit (#FIV000-400K) to finish the job just right

This unit features a pinned steel sleeve to maintain correct alignment and is far superior to the brittle plastic sleeve on the stock shaft

Moroso 1" Billet Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - 4-Hole Plenum Design w/ 1.750" Diameter Bores Longacre Racing Products The JOES 90 degree probeExtends length of intake mixture column to improve air fuel distribution CNC machined from 6061 T6 billet aluminum to extremely accurate specifications Billet aluminum eliminates porosity and improves engine appearance Available with 4150 4160 and 4500 Series Holley(R) bolt patterns to fit a variety of carburetors 4150 4160 Series Spacers available in 1 2", 1" and 2" thicknesses with open plenum and 4 hole designs to suit tuning requirements; 4500