Aerodynamic and Hydrodynamic Performance
design for Powerboats

Secrets of Tunnel Boat Design - Second Edition - "Everything you need to know about tunnel hull design and performance, includes modified vee hulls, history of tunnel boats, powercats, performance prediction and optimization, including new detailed 'How-To' calculations."

TBDP - Design, analyze, optimize the performance of your tunnel boat, powercat or power catamaran. "The best powerboat design and performance optimization software available to owners, builders, designers, drivers." NEW FEATURES!

New articles, Videos, new products, boating announcments, books, newsletters, software release/updates, publications, downloads, research/papers. TUNNEL Hull and VEE Hull Design.
[updated: Dec 20, 2024]

Fundamentals of propeller design, Pitch, Rake, Skew, Venting, Cupping, Propeller Types, Cavitation, Ventilation, Blowout, Slip, Nosecones, Labbing, Gearcase design, Surface Drives, and Speed Calculation formulae; also propeller design history

VBDP -Design, analyze, optimize the performance of your Vee hull or Vee-pad hull; with ALL the features of TBDP.  Optimize your vee hull and Vee-pad performance the easy way!

Technical, design and performance articles on many subjects for TUNNEL boats, Powercats, VEE hulls and vee-pad hulls.  All the articles, papers are FREE.
See Videos
[updated: Dec 20, 2024]

Exclusive powerboat performance research, aerodynamics, hydrodynamics, lifts, drags, porpoising, chine walk, step design, dynamic stability, vee-pad optimization, Lifting Strakes, Spray analysis, Cockpit cavity drag, Center-Pod optimize & more.

- Propeller Selection and Speed Prediction software.  Including Motor database of over  OEM engine specs.

How-To' Videos - the best performance powerboat optimization software available to builders, designers , owners, drivers.