The Crankshaft / Piston is made up of components including this Crankshaft Comp. which is the most expensive.
In this schematic the "Brg,ball 17x40x12" is used most often.
Some items from this specific schematic: Key,woodruff 25x1, Clip,piston Pin, B/brg Rad N/com, Piston (1.00).