Valve adjustment BETTER MPG

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03-12-2012, 09:48 PM

#16

YounanDiesel

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When doing the valve lash, does the guage have to freely slide back and forth? or does it have to be pretty tight?

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03-12-2012, 10:18 PM

#17

torquefan

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You want to feel some drag on the feeler gauge, but not enough to make it hard to pull out. Just snug.

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03-13-2012, 02:10 PM

#18

skydiver41

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How frequently (miles) should we be adjusting our valve lash?

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03-21-2012, 02:56 PM

#19

DBLR

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Quote:

Originally Posted by skydiver41

How frequently (miles) should we be adjusting our valve lash?

IIRC Cummins list for it to be done every 5 years/150,000 miles.

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