60 thou is just fine. Block flex would only be an issue in a race motor.
You'll should get lots of happy and trouble free miles out of the motor.
Go for it.
-----Original Message-----
From: Matt Liggett <mliggett-receive-spridgets@elise.kiva.net>
To: spridgets@autox.team.net <spridgets@autox.team.net>
Date: Wednesday, May 06, 1998 8:17 AM
Subject: 1275: .060 over -- HELP
>The word came back from the shop today, .040 over is not going to remove
>the casting blemish in my block. I can exchange my pistons for .060
>over, but I wonder if this will be safe and reliable in a street engine.
>I want to get 60k reliable miles out of this motor. Will bore flexure be
>an issue? The engine is not modified in any other respect (stock cam,
>intake, exhaust, etc). I will have electronic ignition eventually.
>
>If .060 over is not advised, I guess I'll be in search of a CHEAP, decent
>quality block casting that has not gone more than .020 over.
>
>Thanks,
>--
><mml@pobox.com> Matt Liggett
> '60 Mini, '70 Midget, '89 SAAB 900t SPG
>
|