The Boat Design & Boatbuilding Site
Home
Boat Design Forums
New posts
Search forums
Boat Design Directory
Boat Design Gallery
New media
New comments
Search media
Bookstore
Thanks to our Site Sponsors
What's new
Featured content
New posts
New media
New media comments
Latest activity
Log in
Register
What's new
Search
Search
Search titles only
Note
By:
Latest activity
Register
Menu
Log in
Register
Install the app
Install
How to install the app on iOS
To install this app on your iPhone:
Tap the
Share
button at the bottom of Safari.
Tap
...
if
Share
is not visible, then
Share
Tap
Add to Home Screen
Tap
View More
and scroll down if needed to see
Add to Home Screen
, then
Add to Home Screen
.
Tap
Add
on the top right to confirm.
(PWA)
Note:
This feature may not be available in some browsers.
Home
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
6
67-LS1
Senior Member
·
From San Francisco Bay Area
Joined
Aug 15, 2003
Last seen
Jul 23, 2026
Messages
139
Reaction score
3
Points
18
Find
Find content
Find all content by 67-LS1
Find all threads by 67-LS1
Latest activity
Postings
About
6
67-LS1
replied to the thread
what would happen if a slap a 10hp, 100lbs outboard on Hobie 18, on the rear cross member?
.
Would a 10 power a Hobie 18 much faster than a 2-3? I’m guessing the hull speed of a Hobie 18 is less than 10 mph and after that you’re...
Jul 21, 2026
6
67-LS1
replied to the thread
what would happen if a slap a 10hp, 100lbs outboard on Hobie 18, on the rear cross member?
.
What is the theoretical hull speed of a Hobie 18? Is a 10hp motor worth the efforts?
Jul 20, 2026
6
67-LS1
replied to the thread
Speed and efficiency, single or twins I/O same HP total
.
My friends dad bought it in 71. It came new from Searay with twin 302 small block Fords and OMC outdrives. He repowered in the early 90s...
Jul 14, 2026
6
67-LS1
posted the thread
Speed and efficiency, single or twins I/O same HP total
in
Hydrodynamics and Aerodynamics
.
Theoretically what is more efficient, one engine/outdrive or two engines/outdrives that total the same HP. This question came up between...
Jul 12, 2026
Loading…
Loading…
Home
Back
Top