The fact is that any engine, even the lowliest lawn-mower ... At the very end of our test, just for fun, we tried a small 9-inch-diameter air cleaner assembly equipped with a 2-inch-tall paper ...

In the beginning, Mopar air cleaners were bulky ... Starting in 1970, a significant change occurred. Small-block, big-block, and Hemi engines had the valve cover breather moved from the left ...