I have a selection of those items , the thermostat housings are # 1-2 and 5 , also the #409038 later style , oil adapter housing is #5579410 , . The S spring for the posi is the oem one used in the o-axle posi , These are all oem used items in good used shape . Asking $35 for the thermostat housings , $25 for the oil filter housing , $20 for the S spring . I have others so if you have a particular number you are looking for i will see if i have it . This is the price plus shipping . Located in Hebron Illinois zip 60034 ,

 

I'll take the 2 and 5 thermostat housings.

Matt

 

Price lowered , $25 shipped to USA . Your choice .