exhaust header bolt problem

[chad64chevy]

ok guys, i have a 99 silverado with a 5.3l and i have some how broke two exhaust header bolts both on the driver side by the fire wall! my problem is i dont have the money to have it fixed! but i think i can with the help of a few friends, the two bolts that broke the steering column is in the way! so my question to you guys would be can i unbolt everything use a cherry picker and move the engine forward a few inches to be able to drill and tap the bolts!! i have bought a left handed drill bit in hopes to be able to get the bolt out!! anyways any help would be great ! the truck's not a dd but used to haul and tow things and has been down for a few weeks now! once again thanks for and help and input you may give!!