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View Full Version : Ok to mix


Speedymon
07-27-2007, 08:55 AM
Stupid question. Is it ok to mix Motul 5.1 and Motul RBF? I have Motul 5.1 in my system now and want to know if i can top off with RBF.
GR-RALLYE
07-30-2007, 10:03 PM
I would assume its ok to top off. It says you can on engine oil with different weight/brand