I was wanting to double check two things on my 1979 slant six(electronic) #1 is should the timing be 0 TDC at idle the internet has almost to much info and the book says check emissions label under hood(right LOL) #2 is I never have had a proper dip stick tube just a brass tube from ace now after several junk yard outing I have several of dif lengths....I read some dodge trucks hold 6qt some hold 5 how do I tell the difference as to which pan I have ? any help would be appreciated on these o so basic ?