need help. kelly can u or alvin please help me. i posted a thread in the thermostat section and need to find out if i have the wrong one or not. when i seat the original one it seats tight and wont fall out on its own. but when i put the new 160 it wont stay in place and has a gap between the rubber gasket and the cover it sits in. please help me. if it is wrong i will just buy one from you guys. i have pictures posted. thanks.