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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!
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#73710 02/22/2007 8:49 AM | Joined: Oct 2001 Posts: 3,458 Extreme Gabster | | Extreme Gabster Joined: Oct 2001 Posts: 3,458 | I've never seen a broken 235 rocker. They are pretty stout. I would use whichever rockers are in better condition.
Its not a bad idea to put rotators on the exhaust valves, it makes the seats last longer. I'm not so sure the springs are beefier on the 261- the engines have about the same rev range before the valves float.
Don't expect 9:1 from a stock head unless you mill it a bit. It's more like 8:1.
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