On Sat, 25 Jun 2005 11:41:14 -0700, "C.H." >
wrote:

>> It costs me less than $20 to change my oil.
>
>Less than 20 dollars? Well, if you really buy the cheapest stuff, a 3000
>mile change interval may be warranted.

What oil do you buy? What makes it worth more than a cheaper brand?

>> Oil is cheaper than engines.
>
>Engines don't suffer from longer oil change intervals.

That is not accurate. What you mean is that as long as the oil in use
is still doing its job of lubricating correctly, the length of time in
service is not an issue. I agree with you. I just question the idea
that 3000 miles is unnecessary.