Helices Prather

[carlospt17]

Motor: 3.5cc = .21, 7.5cc = .45, 11cc = .67, 15cc = .90

Inboard Deep Vees
3.5cc - 215 - 220
7.5cc - 230 - 235
11cc - 245 - 250
15cc - 255 - 260 - 265


Outboard Deep Vees
3.5cc - 215 - 220
7.5cc - 230 - 235
11cc - 240 - 245


Outboard Tunnels
3.5cc - 215 - 220
7.5cc - 230 - 235
11cc - 240 - 245


Inboard Outrigger Hydro
3.5cc - 220 - 225 - 230
7.5cc - 240 - 245 - 250
11cc - 255 - 260 - 265
15cc - 265 - 270


Scale Hydro
11cc - 245 - 250 - 255


Large Gas Powered Boats
20.0cc and up - 270 - 275 - 280


Inboard Cats
3.5cc - 220 - 225
7.5cc - 235 - 240
11cc - 255 - 260
15cc - 260 - 265