Recent content by g1212969

Originally Posted By: Urshurak776 Mobil vtwin 20w-50 and Harleys own synthetic 20W-50 are certified for use in the primary chain case. Most EVO engines spec formula+ in the chain case which I believe a virgin analysis showed it to be a 30 weight oil. Formula+ is only about $8 or so. I would just...

Why is it a poor choice ? I am looking for informarion to use it or not use it.

Are there any issues with running a a conventional 20w50 car oil in a Harley primary?

Thanks for the input, I believe the oil was GTX and I am 110 miles from my Toyota dealer. 10K OCIs sounds like alot of miles...

I have a 2010 Toyota Camry (4 cyl ) . I received from Toyota a revised maintenance manual that claims a 10,000 mile interval on oil changes. The very first oil change was performed at 4800 miles , the repair shop did not put 0w-20 in like I request and put Castrol 5w-20 in and said to change the...