| |
Click on image for the lowdown. 
====
| | | Forums66 Topics128,030 Posts1,055,423 Members48,422 | | 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!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | 
#45833 06/03/2005 4:31 PM | Joined: Jul 2003 Posts: 10 Junior Member | | Junior Member Joined: Jul 2003 Posts: 10 | I'm getting ready to put together my 261 "Cadillac 6" I got from Tom Langdon. I bought an Offy dual intake and noticed the inside diameter seems small. I thought I saw a post that said there is a difference between a 216 manifold and the 235-261 manifold. I thought the post said the 216 had a slightly smaller inside diameter. Is anyone aware of this? Thank you. | | |
|
|
| |
