Gee wiz talk about being torn on which way to go on a re-power project I'm looking at the diesel route and the 4.3
But diesels donor trucks are hard to come by, but Chevy/GMC are a dime a dozen. Plus parts are a whole lot easier to get. So if I were to poll everyone my bet would go the 4.3 route.

Rory N6OIL
88'Monty 2.6l 2dr,5spd,Silver,2 bouncy seats,LSD
Most Wanted Synthetics