I sent mine in after 9 1/2 months and it was OK. This was through Blackstone.I would change it every few months no matter what.
Oil should be changed by mileage, not time.Im running stock thermostats. Thats good to hear that everybody that is running e85 has the same smell. Im just goin to start changing my oil every 3 months
Oil should be changed by mileage, not time.
When I sent my oil in for analysis I paid extra to check the "Additive Package". I was told by Blackstone that the additive package was good for several years!
So no need to change it every 3 months unless we once believed.