I like your plans. These will be fun trucks and deserve to be used.
It is a shame that no one has written a new GMC speed book. Bill Fisher's is from 1952 when 302s were new and Small block Chevys didn't exist. There is quite a bit of new tech that can be and has been applied to these engines since then.

Last edited by Beater of the Pack; 11/07/19 02:16 PM.
"I wonder if God created man because he was disappointed in the monkey?" Mark Twain