Posted 2/27/2013 18:42 (#2930725 - in reply to #2930381) Subject: Re: C12 Cat Engines
NECIL
Drove an 04 T800 and put 600,000 miles on it. Averaged 6-6.5 mpg. They had to replace the head, cracked, at around 400,000 other than that it was a good ole motor with plenty of power or me.