We have inquiry for S6R2 Piston Rings and Main and Con Rod Bearings made by japan.Do you have in stock?the part numbers...-S6R2 Piston Ring 37517-10010 12 sets -S6R2Main Bearing 37509-50010 12 sets-S6R2 Con Rod Bearing 37519-13100 18 setskindly find update us and send the price.