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Old 05-28-2020, 10:58 AM   #19
Jim Brierley
Senior Member
Join Date: Jun 2010
Location: Temecula, CA
Posts: 3,405
Default Re: Engine inspection (with pics)

Licensed, get modern straight-stem valves and guides, they are made to tighter tolerances and will seal better and last longer. Use guides with the step, that looks like original guides, the spring will hold them in place.

John C, blow by is caused by gases blowing by the rings, not valves.
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