Thermostat Issues [Archive] - Toyota MR2 Message Board

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Hello All, My 91 MR2 Turbo is having what I think is thermostat issues again. A few years ago, when I bout my MR2, the motor took a long time to warm up, but it eventually warmed about half way up the gauge. Then I suspected the thermostat was stuck open because not only was the motor taking longer and longer to warm up, but driving down the interstate, the temperature would go down, sometimes almost all the way at the bottom of the gauge. Another strange thing was that the oil level