I use 40 wieght in my 413 with 79000 miles on it. It consumes some of it and the engine is ready for a rebuild Im certain.
Regards,
Patrick Williams
High Desert, Southern California
65 Ford F 350 Super Duty Dually
64 Chrysler Imperial Crown Coupe
64 Chrysler Imperial 4 door King George Kenyon's old 64
79 MGB Roadster
89 Ford Ranger
86 BMW 325es
Ford 9n |