11-03-14, 06:32 AM
Motul says it can be mixed. 
Mix it - no problems. BTW Motul's semi-synth 5100 oil is a bit less good than the other producers' similar oils - while it costs a bit more.

Mix it - no problems. BTW Motul's semi-synth 5100 oil is a bit less good than the other producers' similar oils - while it costs a bit more.
Most things done in a hurry need to be done again - patiently.