Quote:
Originally Posted by clinebarger
All 6.0L LQ9 & LQ4 that were installed in 1/2 ton chassis had either a 4L60E or 4L65E. A well built 4L60E can EASILY handle a cam/heads 6.0L...Where a stock 4L80E will handle it.
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Wasn't there a good bit of torque management programmed into these trucks though? Even with the 4l80e there was torque management programming. Not saying it wouldn't work but there might have been a programming difference to help make the 60/65 last longer behind the 6.0.