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richie 2 · 07-23-2014, 09:55 AM

GM # 10105117 describes that gasket w/4'' bore. it could very well measure .4.065'', which is the smallest I can go. my bore is that size.

07-23-2014, 09:55 AM	#9
richie 2 Senior Member Join Date: Feb 2009 Posts: 971 Likes: 429 Liked 205 Times in 93 Posts	Re: steel head gasket GM # 10105117 describes that gasket w/4'' bore. it could very well measure .4.065'', which is the smallest I can go. my bore is that size.