The oil temperature gauge falls into the everything-else group of gauges - please check the gauges primer for more info.  Keep in mind that oil temps are highly dependent on ambient temps.
Click here for the gauges primer!

Oil Temperature recommendations:
Recommendations by: Normal Range Beware! Danger!!!
FC3S Pro
(sensor located under oil filter
 mount via Racing Beat adapter)
160F to 200F
71.11C to 93.33C
Over 240F
Over 115.56C
Mazda Competition
(all temps taken in oil pan)
160F to 175F
71.11C to 79.44C
(before break-in)

195F to 230F
90.56C to 110.00C
(after break-in)
N/A Over 250F
Over 121.11C
Racing Beat
(sensor location not specified)
140F to 200F
60.00C to 93.33C
Over 210F
Over 98.89C
All temperature conversions courtesy of:  Process Associates of America

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