Re: Re: Piston Head Q

From: Bob Tom (tigers@bserv.com)
Date: Sun May 12 2002 - 17:42:51 EDT


At 05:16 PM 5/12/02 -0400, you wrote:
>I'd say it's according to the bore diameter each cylinder was finish honed
>to. My FSM cites A thru E for piston diameters, with corresponding cylinder
>diameters. Evidently, the machinist/machine used to finish hone the
>passenger side was able to hole that side's bores within Basic diameter
>(3.0092) to + .0005". On the other side the bores varied from basic diameter
>to + .0005(B); + .0010(C) & + .0015 (D). No machine machinist is perfect &
>variations occur for various reasons...porosity in the casting; honing stone
>break down; coolant flow ; etc. That's why they give em tolerances to
>work within...
>HTH, Bob Smith (Daksy2K on AIM)

Thanks. I suspected that might the reason.

Bob



This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 12:04:33 EDT