Quote:
Originally Posted by VO101_Tom
This is totally true.  To see every day on the street when the people buy it their car the expensive 100 octane "V-Power" fuel, though into the car 95 octane would be needed  |
Most cars these days, especially high performance vehicles, have engine knock sensors, which sense detonation and then automatically retard the timing to prevent pinging. Depending on the car and how its CEM is setup, higher octane fuel might give better performance.