John '85
Well-known member
I have an '85 Z51 (with oil cooler), the coolant temp and oil temp were usually about the same around 200. I tuned it up, plugs, coil, wires, OD fluid and filter, and eng oil (Castrol 20-50). Now the oil temo runs 10 to 15 degs higher than the coolant.
Any ideas???
Any ideas???