how can i repair my caved in hood

[old_1966_GMC]

ok i have a rust free all the way gmc hood.theres very little surface rust just behind the turn signals my only problem with the hood is that on top of it is caved in how can i make the repair to make it cave out to its orignal shape im still ganna decide if i want to to put the chevy hood that has a scoop on it or if i should i leave the gmc hood if i can fix this problem then im ganna put the scoop hood to see how it looks if i dont like it ill just leave the gmc hood and hopefully u guys can help me out in fixing this problem ill post some pictures hopefully this week or next week to see what looks and whats no good.
Thank,Marco







1965 305E 4Speed tranny V6 SBW Longbed Fleetside