Amsoil Type Recommendation

[DA BOSS 13]

Can U post a link to the info about the Motorcraft shear down?
thanks

http://www.svtperformance.com/forum...5915-official-gt-5-0-boss-302-uoa-thread.html

Sure, here is the chart, check the motorcraft 5w-50 VS the Amsoil 10w-40 at 2500 miles use, there is amsolil in my crankcase.

 

[justthebest]

What weight in the Boss?

Same as stock 5w50 - you usually have to order it online though.