Do you have parts to replace the thermometer in my
Sorry we do not. The thermometers were available up until a few years ago. The cost of the thermometer was so expensive, it was better to buy a new complete meter. They were also so fragile that the least little interference while installing them would break the glass.
You might want to check further online or in Hemmings Motor News under services offered. There may be someone that makes "universal repair units"