thermostat housing sensors

[dudeface]

I got an 1985 cutlass salon....305 chevy engine, and I am wondering what the three sensors are on the thermostat housing. some of the connecters are broken and I need to replace all three if I can. please hit me back if ya know the names and even part #s. also where is a good place to purchase these.....IN CANADA. also lookin for new egr valve, and I gotta say

canadian tire bites *ss!!!!

help me please


peace

 

[85 Cutlass Brougham]

On a US spec model, there are usually two: one for the coolant temp sensor and one for a thermal vacuum switch. I don't think I have ever seen a T-stat housing with three fittings on it.