Hydrofoils you say? Rocket boosters? UBHYSTRY's kinda set the bar IMHO. Yup, there it is. Slightly north of 70 IIRC with an hopped up stroker SBC and an A-drive. Twins on a light one would be fun, albeit expensive. I still think a light enough 300 outboard might see 70.
__________________

1996 -19' NV Flats 115 Mercury 4-stroke
1983 -20' Wellcraft Center Console 250 XS
|