--- [EMAIL PROTECTED] wrote:<snip>
> > I have a 94 Sentra LE GA16DE with 128K and I was
> using the qastro Synthetic
> 5W50 for a long time but one of my machanic buddies
> told me that when my car
> gets close to 100K to start using 20W50 or a
> straight 30W oil. I tried it and
> no more knocks and pings. I would recommend using a
> higher grade of oil.
Stick with the factory recommendations.
>
> I have a question, I put headers on my 1.6L and when
> I started the engine
> after it warmed up the RPM went down idleing real
> low and it never did that
> before. I do have a problem with my engine
> maintaining a constant rpm,
> sometimes when I turn my steering wheel, or stop at
> a red light the rpm
> gauges needle bounces up and down. Does anyone have
> any suggestion on what
> could be the problem?
Two suggestions:
1) Check your idle adjustment.
2)Go back to the proper grade of oil.
Using too thick a viscosity for your motor can cause
reduced HP,rough idle,and reduced fuel economy.
Thomas Fox
93 NX2000
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