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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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| | | | Joined: Nov 2009 Posts: 19 New Guy | | New Guy Joined: Nov 2009 Posts: 19 | hello guys
I have my exhaust manifold cleaned sandblasted and now i am putting it together again but i miss the bimetal spring on the heater valve/cold start valve .
do i have to find a replacement ? or can i just do with out it ?
what will be the effect can it damage something or reduce exhaust fumes or something ?
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