need A Brushless esc for this....help

[SweetZ28]

Hi guy's anyone know of a cheap good esc that will be good to use for these motors I will be running 6 or 7 cells mostly 6 and this will be in a 24" apache boat....If anyone knows what motor will be better for a 24" boat also?

540 6L 4,116 RPM / Volt 5mm Shaft
540 7L 3,566 RPM / Volt 5mm Shaft

THANKS