[Shop-talk] Oil grade selection

[Steven Trovato]

Looking at the factory service manual for my 2005 Suburban, 5.3L 
V8.  Nice picture of the lifter with a roller on the bottom.  Decided 
not to disassemble the engine just to prove a point though.

At 06:14 PM 10/22/2008, Nolan wrote:
>There's a clue if you read the urban legend.  It's where in claim 
>about the big three using roller lifters in all their engines.  For 
>the big three do NOT use roller lifters.  Never have, and probably never will.