9 pounds of boost at 4500ft with av gas

[jolly]

Going to are cabin for Christmas. Was wondering if it is safe to run 9 pounds of boost on av gas at 4500ft. I don't have any race fuel right now and would like to do some tuning well I'm there.09 m8 twisted kit. Thanks and Mary Christmas to all. Brad

 

[knuts82]

I'm running 7.5lbs at 2000ft on straight 100ll with no det.. so I would think you would be ok.

 

[wasatchcomm]

i agree
i was running 8lbs yeseterday at 4500'
straight avgas
not a twisted kit though!