wrote:
> dyno wrote:
>
>>There's the load effect (load up, octane requirement up)...
>>Then there's the speed effect (speed up, octane requirement down) ...
>
>
> There's also the altitude effect.
> The higher you go, the lower the octane requirement.
>
> O
>
True. There's also the inlet temperature effect; temp up octane
requirment up.