Inquiry (采购产品): butterfly valves? sir- I need a valve (butterfly?) to install in-line in 4.5" i.d. exhaust hose in a 1939 ssailboat powered by a GM 4-71 diesel. Perhaps a 5" valve and a 4.5" to 5"o.d. reducer? e-mail me at sailcasey@aol.com thanks **** Hidden Message ***** casey fasciano 83 spring st . newport, RI 02840 USA Company: ruitenberg charters E-mail: sailcasey@aol.com **** Hidden Message ***** sailcasey@aol.com
