Some items from this specific schematic: B/brg Rad N/com, Ring Set,piston, Roller C,4x16.8, Roller A,4x16.8.
With nineteen applications this Roller A,4x16.8 is the most specified part.
This schematic depicts all components used in the Trx250x Fourtrax 250x 1992 (n) Usa Crankshaft - Chart partslist.