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| | | Forums66 Topics128,139 Posts1,056,754 Members48,454 | | 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: Nov 2014 Posts: 63 Wrench Fetcher | | Wrench Fetcher Joined: Nov 2014 Posts: 63 | I replaced my water pump on my 216 truck Chevy and went ahead and replacing thermostat as well. I ordered the thermostat and gasket from Jim Carter and there is a large O Ring included. I am not familiar with this O ring and didn't see one taking the old unit out. Is it necessary and if so, where does it go? | | |
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