Oh and another thing ya might want to check out is the old forum threads! Alot of great info!
MSD Install Gets rid of the problems you'll run into. Hit it with both colts I had Will change it on this colt:
http://web.archive.org/web/200910270913 ... STALL.html
Some great info here.. I've referred to it so many times... It comes up as my homepage!:
Upgrades for the 4g15 found at your local wrecking yard
http://www.4g61t.org/forum/viewtopic.php?f=27&t=7480
Another site that has good info:
http://www.ben9166.com/2010/06/4g13-and ... ld-to.html
Make sure ya go thru the Archives because you'll find alot of the info you need right there and see what others found to make it easier for ya!
And best of all you learn the tips and tricks and than ya got some spare free time!
Hopefully that helps ya out. I would do the TB upgrade and an adj cam. I already had my stuff at the machine shop before I found out about this site but when the time comes I'll be getting the colt a lil more life slowly but surly!
Good luck on your build! And make sure ya post in the Build section so we can check in on ya!
Cheers!