Quote:
Originally Posted by J-Mech
Maybe. I've never ran any of my small engines on 93 that I can recall, but I tried it in my Honda motorcycles. Actually got less mileage, and ran worse. Engines just weren't set up for higher octane. I'd bet the Kohler would be the same..... and I've been turning wrenches long enough to feel pretty safe with that statement.  |
Correct, low compression and high octane will run worse, with timing the same.