G'day haihio....highest in the JetBanger for me, has been 16,215' ISA +22º
1 x PAX & 15 usgals of Petrol (Fritz)
3 x SLB's @ 12,500' is pretty dang serious Mate....remember the Geni off trick for the take-off roll
& do a power check at 52kts pre committing
