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Octane rating

dougm

New member
I have a new 4hp Tohatsu. The

I have a new 4hp Tohatsu. The owner's manual recommends a minimum 87 octane gasoline. Is there an advantage to using a higher rated octane gasoline?
 
"I prefer the higher octane ,

"I prefer the higher octane , I've noticed that all my small engines preform better and eliminates dieseling also with the addition of 10% ethanol to gasoline I think it can only help ."
 
Try to not to buy E10 fuel it

Try to not to buy E10 fuel it isnt very good as its hydroscopic absorbes moisture. Here in Australia our high octane fuels contain cleaning agents which will keep the fuel system cleaner
 
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