You should really read the owners manual page you posted. 87 octane is the minimum octane and not the one recommend for best overall engine performance (91+). The engine performance you see on paper is not with 87 octane. This has been discussed many times before on this forum. When you Run 87 octane in these trucks it makes them pull timing in very significant ways, the engine will perform poorly, and you will not gain any fuel economy. You are not really saving money by using the minimum octane rating. You are far more likely to find yourself getting fewer mile per gallon and risking additional ware on systems that are designed for different performance characteristics. When you run 87 octane on these trucks you are waiting for the computer to figure out how to pull the timings so that you don't have engine knocks, pre-detnation, etc.
Is Premium gas worth it?
AAA did a study on whether premium fuel is worth it. The standard 3.6 turbo F150 sees a 5.0% increase in mpg and a 2.1% increase in hp. So if a Raptor had a 2.1% increase that would be a 9.45 increase in hp with the standard tune. I’m not sure what happens with the Raptor but the national...
www.fordraptorforum.com
93-octane necessary?
The Raptor Supplement states minimum of 87 octane gas, and from the USA website it looks like the 450hp is made with this octane level: However, on the Canadian website they state 93 octane should be used for the claimed hp: So, which one is correct? I guess the Canadian site, because...
www.fordraptorforum.com
Last edited: