i recently got a 84 ram 50 with the lil d55 motor went to do a little maintenace to it and boom. nowhere carries the filters for air or oil. Fuel filter was not hard to find got it threw oriellys but i can not find the other filters i need have not looked hard for the air yet but i have tried everything for the oil filter i even have a list of 22 cross over part numbers for other brands and nothing. any help would be much appreciated.