Quote:
Originally Posted by hometeam
As far as octane goes, putting 87 octane in a so called 'premium only' vehicle will not hurt it, but could affect your MPG. The ECU will compensate "IF" it detects knock or ping and will cut back the timing some, which could have a slight effect on MPG. Any time its doing, this you are probably running the piss out of it anyway in order to even create a situation where your ECU would have to pull timing to compensate for knock.
In most cases, you will never see a problem.
Conversely, putting a higher octane gas in your 87 octane tuned car wont do a damn thing for you except waste money.
|
Yeah. Don't worry about burning a hole through your piston head or anything.
