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Paul Precht · 09-28-2008, 05:38 PM

Back in the mid 70s I was boring 12-15 Chevy motors a day and the wall thickness was very erratic. Large air pockets or core shift were not uncommon in a simple .030 over 350. I was getting 80 a cylinder to sleeve a block in labor only back in the 90s and I was the cheapest around, Paul.

09-28-2008, 05:38 PM	#6
Paul Precht Senior Member Join Date: Dec 2001 Location: Elysburg, Pa Posts: 733 Likes: 361 Liked 327 Times in 121 Posts	Re: SBC cylinder wall thicknesses? Back in the mid 70s I was boring 12-15 Chevy motors a day and the wall thickness was very erratic. Large air pockets or core shift were not uncommon in a simple .030 over 350. I was getting 80 a cylinder to sleeve a block in labor only back in the 90s and I was the cheapest around, Paul.