Weld them all together and you will only need one title JK LOL I had a 65 and 66 c10 But both of them were those Vthings. the 68 I had Had a 250 3on the tree and was a blast. If you don't need a work load horse I'd say do the c10s
Larry/Twisted6 [oooooo] Adding CFM adds boost God doesn't like ugly.