ZR-1 Net Registry Forums - View Single Post - Castrol 10W-60 TWS

tonywy · 04-29-2015

I used Amsoil Synchromesh, could not believe that an oil change from the GM stuff could make such a difference. Shifts better cold, no more gear rattle and as well when hot.

04-29-2015	#12
tonywy Join Date: Feb 2014 Location: Pennsylnania Posts: 18	Re: Castrol 10W-60 TWS I used Amsoil Synchromesh, could not believe that an oil change from the GM stuff could make such a difference. Shifts better cold, no more gear rattle and as well when hot.