NISSAN OIL LOW PRESSURE

I Have A 1990 Nissan 300zx I Recently Bought It. Lately I Have Notice When I Take Off The Oil Pressure Drops Down A Bit. Could Someone...

I Have A 2006 Nissan 350z Track, I Have Low Oil Pressure ( Just Above "0" ) And A Knocking Noise. The Motor Is Full Of Oil. When I Check...

Oil Pressure Dropped To Zero, Runs Quiet Otherwise?

I Measured The Pressure On The Low- And High-pressure Side Of The Car Today, Results As Follows: Outside Temperature - 86f Pressure Low...