THIS KIT DOES NOT ALLOW A V8 ENGINE TO SIMPLY BOLT IN. IN ALMOST EVERY ENGINE SWAP SOME MODIFICATIONS NEED TO TAKE PLACE, THIS MAY INCLUDE THE ABILITY TO WELD, CUT OR MODIFY EXISTING COMPONENTS. FOR USE WITH TH350 TRANSMISSION THIS KIT MAY BE USED ON 2.5 LITER 4 CYLINDER, 2.8 LITER AND 4.3 LITER EQUIPPED VEHICLES WHEN FRAME MOUNTS ARE CHANGED TO THE ALL38115, WHICH ARE STOCK REPLACEMENT FRAME MOUNTS FOR 2.8 LITER V-6. AND INCLUDED IN THIS KIT.