View Full Version : PCV Valves
kenthompson
09-21-2007, 06:19 PM
What exactly is the difference between the PCV valves in a LT5? When I replaced mine, I used identical valves thinking that is was merely a volume issue. Is it a vacumn issue, or a "timing" issue, or something else? I tried to search for "pcv valve", but it didn't find anything.
KT
jonszr1
09-21-2007, 06:35 PM
they open a t different levels of vaccume.if you notice that one spring is lighter than the other . to give a broader range of vaccume. not much space in the bottem end is my understanding. i also found on my car i used lessoil when i revrersed the pvc valves.it could be that the car is a little strange like its owner:mrgreen:
kenthompson
09-23-2007, 12:38 PM
I wouldn't be sure the one's I pulled out were originals. No numbers on them.
Car doesn't smoke (except for the first ten minutes after I put the PCV system back together), now I'm wondering if I did something wrong.
KT
jonszr1
09-23-2007, 04:35 PM
Of you live on vegas you should go find the guys that are there for the gathering . ck the sched .up top .
SDZR-1
09-23-2007, 07:23 PM
Does anyone have the part numbers for them both....because I'm not 100% sure that the guy who ordered mine knew for sure if they were correct....thank you
kenthompson
09-24-2007, 04:28 AM
I'm looking forward to it.
I'm hoping Haibeck (sp?) shows up.
KT
1990 quasar blue
09-24-2007, 05:03 PM
Does anyone have the part numbers for them both....because I'm not 100% sure that the guy who ordered mine knew for sure if they were correct....thank you
Driver Side CV913C Pass Side CV769C :thumbsup:
SDZR-1
09-24-2007, 06:28 PM
thanks
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