Positive Crankcase Ventilation(PCV) Valve:Time to Replace?

When is it time to replace your PCV valve? I take you through some quick ways to verify your valve is working properly. A faulty valve will affect your engines ability to run efficently. Shown here on a standard 350 chevy small block but pcv valves have been an important part of emissions control on essentially all engines since 1968. #positivecrankcaseventilation #valve #pcvvalve #pcv #positive #crankcase #ventilation #automobile #carpart #mechanic #diy #replace #repair #howto #carknowledge #careducation #helpful #tip