Duran
Well-Known Member
- Joined
- Jul 17, 2020
- Messages
- 425
- Reaction score
- 119
- Points
- 43
- Age
- 40
I just got my 2020 ram 1500 hemi. I started by running 87 octane. But now i want to switch to 89. Would the be any problem in topping of my tank half full (87) with 89. Would there be any harm in mixing this one tank before making the complete switch to the 89 octane. Thanks men