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| | | Forums66 Topics128,013 Posts1,055,312 Members48,419 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Mar 2010 Posts: 10,270 Renaissance Man | | Renaissance Man Joined: Mar 2010 Posts: 10,270 | To give an example of the lack of a PCV valve on a modern engine, I had a 1990 Jeep with a 4.0 L engine which only had a tiny, hard plastic vacuum line coming from the valve cover. The diameter of this pipe served as the metering function similar to what a PCV valve would do. Once again, an example of "there's nothing new" in the world of automobiles.
Carl
1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission
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