With four applications this Bolt.,conrod is the most specified part.
Some items from this specific schematic: Piston,l.(0.25), Ring,piston(0.50), Piston,r.(0.25), Brg C,cnrod*brown.
The E-19 Crankshaft-piston assembly is constructed from several parts from which the Crankshaft Comp. is the most expensive.