I have a 21 foot Dargel 210 fisherman series which weighs approx. 1500lbs, that is powered by a 1998 mercury 200 EFI. On a glass flat day, I try to reach WOT by i only get to 4000-4500 RPMs, going about 30mph on the GPS and then i start porposing. My question is would a hydrofoil help me reach...