Quote:
Originally Posted by Rusty
My brother had a '77 Ford F-150 with a 360 motor. When the valves rattled. He would put 5 quarts of oil into.  Then drive some more.  The motor had a cracked head, and bad valve guides.  |
Not original motor in that truck...'77 offered the 351M and 400M in lieu of the 360/390 from previous years.
I know because I own a '77.
I know....splitting hairs.
In my Z I just use Mobil 1 oil and filters.