Most motor oils are designed to hold film strength at high shear and high
temperatures relative to bikes and their bearing operation. My guess as a
chemist is that you can do no harm by mixing and matching within a
reasonably wide range.
Cheers,
Randy Nelson
Seattle
----- Original Message -----
From: Rick Chasteen
To: tomwitkop@juno.com
<sachs@erols.com>
Sent: Thursday, October 05, 2000 6:51 AM
Subject: Re: [Classicrendezvous] Mixing lubes, was Friction, was oil ports
on hubs