Where to put water temp probe and oil pressure gauge on engine?

these are the ones i guess we have to use?

http://www.summitracing.com/parts/MEZ-WN0028S/?rtype=10

plug one hole. but it looks like the thermostat will have to go underneath that, which will be in the manifold, then the spacer and the water temp probe in the spacer (above the thermostat)