... or unscrew the sending bulb from the head and then get a pot of water boiling on the kitchen stove. Take the pot to the car along with a cooking or meat thermometer. Immerse the bulb and the thermometer and compare as the water cools off.
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12
'52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.
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