Originally Posted by VQ35DE
Oil bath was the norm up thru 1968 at least for GM.
My parents' 1964 Buick had an oiled foam air filter. Aside from the theoretical efficiency of that type, it was defective, in that the seam in the foam soon split, leaving a big hole to welcome airborne dirt. My father sewed it back together.
Oil bath air cleaners, which my parents had on other vehicles, were very messy and tedious to clean.
Oil bath was the norm up thru 1968 at least for GM.
My parents' 1964 Buick had an oiled foam air filter. Aside from the theoretical efficiency of that type, it was defective, in that the seam in the foam soon split, leaving a big hole to welcome airborne dirt. My father sewed it back together.
Oil bath air cleaners, which my parents had on other vehicles, were very messy and tedious to clean.