Sweet jesus I've never seen so much butthurt especially from people who somehow have it in their minds on how to tell others how to spend their money
High octanes will help VVT-DI engines. That is just fact.
Will you notice mileage/performance increases? You might, you might not. Depends on how hard/effienct you drive your car to begin with.
Let people who want 91 or higher (like me) spend our money and continue with what works well. Why get so mad about it.
Until someone takes 2 Focii, one on regular and one on premium for a few thousand miles and gets hard numbers we only have personal subjective opinions to go off of.
No need to piss on each other about it.
The Focus is a 12:1 compression engine. Simple 'how do engines work' knowledge would tell me that a higher compression engine can benefit from better fuel.
2012 Ford Focus Titanium Blue Candy Hatch 2009 Suzuki Swift+ - Traded in 2006 Lincoln Zephyr - Traded in
If you live in Edmonton, AB I would be more then happy to do a shoot with you!