Parts such as the Piston - Chart: Conn-rod Assy., Piston (osz 0.50), Piston (osz 0.75), Ring,piston(0.75) are included in the Gl1200a Goldwing Aspencade 1987 (h) Usa California Piston - Chart parts fiche.
The lowest price component in this Piston - Chart parts-list fiche is the Pin,piston.
Check out any of the thirty-three Piston - Chart components enlisted.