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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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| | | | Joined: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | http://www.oldchevytrucks.com/Articles/261-Engine.phpThe difference in performance-numbers might not look so impressive. However, the improvement is quite noticeable. For extra oomph, you could adapt your 1960 235s high-compression head as a replacement for the 261's head. | | |
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