for Exhaust Valve – Lower Parts MAN B&W.S70MC.90801-197-182 Screw MAN B&W.S70MC.90801-197-013 Sealing ring MAN B&W.S70MC.90801-197-025 Sealing ring MAN B&W.S70MC.90801-197-194 Sealing ring MAN B&W.S70MC.90801-197-204 Spindle Guide-Lower