View Full Version : PCV Valve

03-12-2014, 04:58 PM
Anybody have some advise on the replacement of the PCV valve on a Indmar 400 HP 6 l motor. Much contradicting opinions on life span etc. Motor in 2008 Xstar.

03-12-2014, 05:48 PM
PCV valves quit working properly when they get gummed up. If you shake the PCV valve and it rattles, it is good.