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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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#36306 10/11/2002 5:45 PM | Joined: May 2000 Posts: 234 Shop Shark | | Shop Shark Joined: May 2000 Posts: 234 | I was trying to figure out why you'd need to decode the manifold numbers?
As far as I know there are only 2 kinds of intakes/exhausts for the 250: integral head ('76 and later) and bolt on intake/exhaust manifolds. Pretty easy to figure out which is which visually.
-Boyo
'48 Willys CJ-2A / '55.1 Chevy 3600 / '66 Austin-Healey 3000 / '04 Volvo wagon (parenthood!?)
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