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Jeremy K · 07-04-2013, 04:09 PM

I have the 4930 height micrometer and it works with those retainers. Although, the bottom bore had to be ground out to clear the part of the valve guide that wasn't cut down for the seals. Your heads may be different.

Jeremy

07-04-2013, 04:09 PM	#2
Jeremy K Junior Member Join Date: Nov 2009 Location: Bridgewater, NS, Canada Posts: 79 Likes: 0 Liked 1 Time in 1 Post	Re: Valve Spring Height Micrometer Question I have the 4930 height micrometer and it works with those retainers. Although, the bottom bore had to be ground out to clear the part of the valve guide that wasn't cut down for the seals. Your heads may be different. Jeremy