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Alan Roehrich · 12-27-2013, 08:37 PM

Dave, only Cometic makes bore size specific embossed steel shim gaskets. Most of the off the shelf stuff for a 4" bore is actually 4.080" to 4.1" bore.

And yes, ideally, take 0.030" off the heads, and use a FelPro blue gasket.

12-27-2013, 08:37 PM	#6
Alan Roehrich Veteran Member Join Date: May 2006 Location: Murfreesboro TN Posts: 5,126 Likes: 1,583 Liked 1,893 Times in 423 Posts	Re: 350 Head Gasket Dave, only Cometic makes bore size specific embossed steel shim gaskets. Most of the off the shelf stuff for a 4" bore is actually 4.080" to 4.1" bore. And yes, ideally, take 0.030" off the heads, and use a FelPro blue gasket. __________________ Alan Roehrich 212A G/S