Moroso 1" Billet Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - Open Plenum Design H775C04 Manual wing adjuster is for

Manual wing adjuster is for sprint car top wings when rules do not permit the use of hydraulic cylinders

Updated nose graphic ID kit

POLISHED-SILVER ceramic finish that resists corrosion and can withstand temperatures up to 1400 degree F

tested and manufactured with the same attention to detail that has made our other products winners on the racetrackensuring that these components also provide a Performance Advantage

Moroso 1" Billet Carburetor Spacer - Fits Holley 4150/4160 Bolt Pattern - Open Plenum Design H775C04 Manual wing adjuster is forExtends 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