I need a good heater core for an 88 conquest. Let me know what you got.

$250 for a 4g swap made 520 tq and 560 hp on this flanged for ford tb   upgrading to a larger plenum needs tiged to repair crack on #1 runner   http://i625.photobucket.com/albums/tt331/fomes9282/parts%20for%20sale/DSC00793.jpg http://i625.photobucket.com/albums/tt331/fomes9282/parts%20for%20sale/DSC00794.jpg

$175 + ship friction disk has about 500 miles and 5 pulls on the dyno   going gm automatic   http://i625.photobucket.com/albums/tt331/fomes9282/parts%20for%20sale/DSC00797.jpg http://i625.photobucket.com/albums/tt331/fomes9282/parts%20for%20sale/DSC00798.jpg

My gf's got an 02 Montero, 3.5 that may be due for a timing belt. Anybody here ever done one of these? Tough? Easy? Typical? I can't seem to find a Haynes manual for it either. What else did Mitsui use these motors in?