Please i need price and delivery time this parts engine komatsu D65EX-15 serial 677441.- 6158-K1-9900 set gasket upper,12.- 6150-42-4110 intake valve,12.- 6150-42-4210 exhaust valve,24.- 6150-41-4450 spring valve,48.- 6136-42-4520 cutter valve,24.- 6150-41-4570 seal valve.