This used to be s.o.p. in the early 20's. Have a read: http://www.motorera.com/history/hist03.htm http://www.motorera.com/history/hist03.htm The good old day

This used to be s.o.p. in the early 20's. Have a read: http://www.motorera.com/history/hist03.htm http://www.motorera.com/history/hist03.htm The good old days of grease and spittle and they didn't even have duct tape yet! That link is about replacing the entire valve (valves were a wear part, much like tires today, only with much shorter service life).