I would assume the engine had to fit into a displacement class and sleeving it down to the smaller bore was how Barney wanted to go. It would also stiffen things up for the high-boost. The O-rings would have prevented blown gaskets at serious boost levels. Sincerely, Greg Taylor :) <>< Rochester Hills, MI 1989 Jeep Grand Wagoneer "TRMN8R2" And the testimony is this, that God has given us eternal life, and this life is in His Son. He who has the Son has the life; he who does not have the Son of God does not have the life. - 1 John 5:11-12 --- On Mon, 8/11/08, Tom Jennings <tomj@xxxxxxx> wrote: From: Tom Jennings <tomj@xxxxxxx> Subject: Re: [Amc-list] Navarro six specs / relatively cheap "V8 killer" / fun with Rambler Mentality To: "AMC/Rambler owners, drivers and fans." <amc-list@xxxxxxxxxxxx> Date: Monday, August 11, 2008, 12:30 PM I don't know which. But that solves the ping thing. But why .44" thick cylinder walls and O-ringing? I assumed 25 lbs boost but it might have been much more. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://splatter.wps.com/pipermail/amc-list/attachments/20080811/d471f78e/attachment.htm _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list