Outer Limits 4x4 Board

Hi I am wanting to upgrade my 89 mav with a new motor, the TB42 has done 280 thou and is getting tired?? Any suggestions on where a good place to start looking 4 a conversion kit, am on a bugget and already have a cuople of chevs about the place so was thinkin of putting one of those in??

Go for it you have 2 options gear box adaptor or transfer adaptor depending on if you want to keep your std g box or change it then the nex hurdle is the exhaust then ignition . The most inportant is cooooooooooooooling this is the major prob depending if it highly modified or not