Ok, Two Throttle Blades, One Throttle Shaft, Two Shaft Linkage Arms - Correctly Plated, Four Hella Hard to Find Custom Hard Bronze Throttle Blade Screws, Two Linkage Screws, Hardened! Then you have to have an Ultra Rare Small Hole Bore Guage to inspect the Baseplate Bore for wear. If they are excessively worn you have to decide to Bush the Holes or Hard Chrome the Throttle Shaft and Reborn it's holes.