Originally Posted by RapidRobert
I would think if you had it several inches in the pipe that it would be completely bathed in the exhaust & no outside atmosphere there but evidently that ain't the case that the probe needs to be way up in there for an accurate reading.
Yes the bike probe was only 18 to 24" but you can have more is all.

GOTBOOST!New improved with Victor heads.
http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/