just take your time and remember where everything goes. it will save you time when putting it all back together.
if he just replaced the contacts in his starter its fine and there is no point wasting money on something that works fine, and is easy to take off. you can remove the starter without removing anything else.
this is the tsrm
http://www.cygnusx1.net/Supra/Librar...ection=EM&P=32 read it if you get stuck on anything. and don't be afraid to ask any questions on the forum good luck!