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Old 05-28-2014, 04:08 PM   #13
rich weyand
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Location: Bloomington Indiana
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Re: Coolant Temp Gauge - What makes it work?

Quote:
Originally Posted by BigBlue86K30 View Post
I would assume that even if my gauge was replaced at some point, that it is the correct era gauge for the truck. When I did a search most of the pre-79 temp gauges they just show COLD - - - HOT on the gauge, they don't have an actual temperature printed on the gauge face. Whereas most of the 79+ trucks actually have 100 - 210 - 260 on the gauge face.
Ah. The gauges are mechanically (size, mounting) the same, but the aftermarket gauges are of the C<->H variety, like mine (1978).

So you probably do have the original gauge. Checking the readings by temp though will also verify correct gauge operation.
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1978 K10 RCSB DD.
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