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What is the valve guide wear tolerance?

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i searched prior to posting. but i can't find any numbers as to what is considered out of spec on valve guide wear. thanks.

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i searched prior to posting. but i can't find any numbers as to what is considered out of spec on valve guide wear. thanks.

Service Limits

IN 5.552 (0.2186)

EX 5.052 (0.1989)

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Service Limits

IN 5.552 (0.2186)

EX 5.052 (0.1989)

can you expand on that? is that(.2186/.1989) the runout and (5.552/5.052 is the bore of a new guide? i'm confused.

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The first numbers are the intake and ex guides maximum id in inches the secound numbers are maximum ids in millimeters the best way to check them is with a gauge pin .the intakes rarley ware out on this engine the ex guides are quite often wore out

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