According to the service manual, I write the measurements of the intake and exhaust valves, verbatim: 1. Measure: * Valve-stem-to-valve-guide clearance Out of specification --> Replace the valve guide. * Valve-stem-to-valve-guide clearance = Valve guide inside diameter - Valve stem diameter Valve-stem-to-valve-guide clearance (intake) 0.010-0.037 mm (0.0004-0.0015 in) Limit 0.080 mm (0.032 in) Valve-stem-to-valve-guide clearance (exhaust) 0.025-0.052 mm (0.0010-0.0021 in) Limit 0.100 mm (0.0039 in) Remember, valve inside diameter tool is a different tool than valve stem diameter tool. I hope I have answered your question.
Adjunto en la descripción te dejo los enlaces de las tiendas que he usado para comprar esas piezas que me comentas, excepto los esprines. Saludos y cual otra consulta a la orden.