G guinness New Member Jan 12, 2010 #1 hi rebuilding a 3.9 gems v8 and using my heads off the thor engine. when i fit a new camshaft should i fit the same gems or the one off the thor engine. is there any differnce in the lobes on the cam. thanks
hi rebuilding a 3.9 gems v8 and using my heads off the thor engine. when i fit a new camshaft should i fit the same gems or the one off the thor engine. is there any differnce in the lobes on the cam. thanks