regular 87 is fine. if it is a gs-r you want to put premium at least 91 octane
What kind of Acura?
Yes, I have a 2004 Acura TSX with 45,000 miles on it. I used regular gas when it was $4.00 a gallon and I got worse MPG by about 3.5 and the engine was "spark Knocking". Hope this helps.
Yes, this vehicle requires the use of Premium Fuel. The use of Regular will eventually do engine damage. You bought an Acura, and should have known that a vehicle such as this requires Premium fuel.
its not Recommeded.its a high proformance engine.
Take it out and put the new one in.
if its regular gas
Regular.
Yes
Put gas back in it.
Never put gas in a diesel car. And never put diesel in a gas car. An engine is built to handle one and not the other.
Regular unleaded.