Joey...No. I thought about that as well, but had on the outside vent air. I am wondering if the sensor is going out? Again, the coolant temp from the top radiator hose was 160F. Gauge perfectly in the middle (like always).
BTW, I have a 1956 XK140, 1961 XKE OTS, 1962 MK 2, 1969 XKE Coupe...