View Single Post
Old 02-03-2006, 05:46 PM   #15
Registered User
Join Date: Mar 2005
Location: San Diego, CA
Posts: 1,052
Originally Posted by denverpete
As to getting more power from higher octane (or less power from lower octane), I'll defer to Jim on that one. But, I did see an interesting Speed Week last night where they actually took a 997 and dyno'd it with regular and then with premium. They reported a 5hp difference between the two.
The point there is that you're not getting MORE power from the higher octane fuel, you're getting LESS than you're supposed to get by using the lower octane fuel as the computer retards timing to compensate for the lower quality of the fuel.
2005 Seal Grey Boxster S
987 Amberectomy
eslai is offline   Reply With Quote