YOST PERFORMANCE

Machined from solid 6061 T-6 billet aluminum that completely eliminates porosity problems Easy way to add extra torque and horsepower Can be polished to a bright luster Made in the U.S.A.. SPACER S&S...

Machined from solid 6061 T-6 billet aluminum that completely eliminates porosity problems Easy way to add extra torque and horsepower Can be polished to a bright luster Made in the U.S.A.. SPACER S&S...

Machined from solid 6061 T-6 billet aluminum that completely eliminates porosity problems Easy way to add extra torque and horsepower Can be polished to a bright luster Made in the U.S.A.. SPACER S&S...

Machined from solid 6061 T-6 billet aluminum that completely eliminates porosity problems Easy way to add extra torque and horsepower Can be polished to a bright luster Made in the U.S.A.. SPACER S&S...

Longer and stronger than the stock screws, makes them easier to handle; will not round off 5/16" hex head design eases bowl removal and jet changing Electropolished stainless steel for a great custom...

Includes brass or stainless-steel Idle mixture screw, Spring, Washer, O-ring, Screw Knurled and slotted head for easy adjustment Fits CV40 & CV44 carburetors Made in the U.S.A.. SCREW IDLE CV...