Description MOR65042 by MOROSO Throttle Stop, Adjustable, Steel, Zinc Oxide, Holley 4150 Carburetors THROTTLE STOP FOR HOLLEY CARBS MOR65042 Throttle stop for Holley 4150 style carbs provides a strong, positive stop, and also pre vents excessive side loading on the throttle shaft which can cause shaft bores to wear out. Stop is ad just able and mounts to carb hold-down stud. Fits both 1:1 and progressive linkages. Made of 1/8″ steel with clear zinc finish.
