Big Block in a K5

[MAC67]

uh oh youve started sumthing there , you wont be able to stop , next it will be gears , axles tires and on down the line , you wont be happy till you have a 60 up front with 39.5 boggers and 5:13's with a detroit out back and an arb up front ,, hehehe , no thats just me, im gettin ready to do the same thing , ive got a prety healthy 468ci bb gettin ready to go into my blaze as soon as i pull it out of my other truck , i wouldnt worry about gas milage , id get the bigblock and buy a s-10 for gas milage,