I see you've been registered since '02, but this is only your 2nd post, so I'm assuming you have not read much here.

There's literally a ton of info on this very specific topic.
Here's some of the threads on oil consumption, engine failure, spun rods, engine tapping noise, polls, experience, etc....
Believe me, it's worth your time to read them all.....
Using the search function will reveal even more info....

http://vehicross.info/forums/showthr...E+FAILURE+POLL

http://vehicross.info/forums/showthr...E+FAILURE+POLL

http://vehicross.info/forums/showthr...ngine+oil+poll

http://vehicross.info/forums/showthr...184#post166184

http://www.vehicross.info/forums/sho...light=axiom+DI

http://www.vehicross.info/forums/sho...light=axiom+DI

http://vehicross.info/forums/showthr...ght=iamironman

Here's the thread from Iamironman...
http://www.vehicross.info/forums/sho...ght=built+2000

http://www.vehicross.info/forums/sho...ine+swap+axiom

Several theories on Isuzu design defect in rings that causes oil consumption:
http://www.vehicross.info/forums/sho...rand+pcv+valve