Ken Hartz wrote:
>
> I have a question as to what my RPM's should be at speed.  I saw a post
> earlier where someone said they did 65 mph at 3400 rpm.  I have an 89GL
> automatic, with alloy wheels, Michelin All Season RainForce 205-70/14 tires
> (came with the vehicle.)  The engine is turning approximately 3600 rpms at 60
> mph, approximately 4K at 70 mph.  This puts it on the upper limit of the
> "green" on the tach.  Is this normal for an automatic?  I usually drive
> between 65 and 75 and get 17-18 miles per gal.  I'd like to drop the rpms
> (longer engine life), but hate paying $$$ for larger rims, etc.
> TIA for any responses.
> Ken Hartz

Hi Ken,

The automatics will always turn a few hundred RPMs higher than manual.
4K @ 70 mph is what my automatic turns just at the top of the green zone
with no extra wear & tear on the motor.

Regards,           John