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As stated above build it light and have some fun!
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Tim, I ran a 72" 3 blade Sig on my AV540, heavy cottonmouth hull n rigging. Lariat and i tested Q blades on it and found it would break dry ground at 300 rpms's less than the Sigs. I have found the Sigs need to wind up to a faster rpm to make thrust. The Q comes in quicker. At 74", either ...
- Fri Jul 06, 2018 8:42 am
- Forum: Aircraft Power Only
- Topic: Porting cyclinder heads lyc/cont
- Replies: 17
- Views: 2051
posting photos for 406 JAMIE :salute: https://southernairboat.com/wp/wp-content/uploads/rtMedia/users/15/2018/07/IMG_4476-600x800.jpg https://southernairboat.com/wp/wp-content/uploads/rtMedia/users/15/2018/07/IMG_4477-600x800.jpg https://southernairboat.com/wp/wp-content/uploads/rtMedia/users/15/201...
- Wed Jul 04, 2018 6:18 pm
- Forum: Site Related
- Topic: My pictures and albums are missing
- Replies: 1
- Views: 123
Try this link: https://southernairboat.com/photopost/s ... user=10474
Smugglers Formula: This formula seems to work pretty good as well.. Length of prop divided by 2 minus 10 = rudder spacing. Not saying it's the gospel but it works for me.. 82” Prop 82 / 2 = 41 41 – 10 = 31” spacing Here is a couple old rudder spacing threads.. http://www.southernairboat.com/phpBB3/v...
- Thu Jun 28, 2018 5:15 am
- Forum: Mini-Airboats
- Topic: Newbee in Ohio, inheriting a Rotax 503, want to build a mini
- Replies: 2
- Views: 187
Welcome to SA & the Insanity!! A lot of great info on mini builds here - take advantage of the search function. :salute: Search this user's posts: https://southernairboat.com/phpBB3/search.php?author_id=621&sr=posts http://southernairboat.com/photopost/data/500/Ground_Running_MiniPro_105_005...
- Mon Jun 25, 2018 12:07 pm
- Forum: Airboat Talk
- Topic: Mounting/holder for umbrella on airboat
- Replies: 20
- Views: 1196
Scotty its just an old name me and my ole school buddies used. It's a martial arts term for a master or teacher, so we kind threw it around and I started using it as an internet handle many years ago. :salute: Back to the question on rod holders, are you guys using metal or plastic units? Would like...
- Sat Jun 23, 2018 6:57 am
- Forum: Florida Club Talk
- Topic: Question about sensenich h blade
- Replies: 5
- Views: 191
what is the horsepower on this engine? "franklin 6 cylinder 0-355 helicopter engine" I assume you have a 2 blade setup? length?
x2 on starting at #2 mark
x2 on starting at #2 mark
A mechanic told me try and run the engine at least every five to seven days at idle for an hour to help reduce moisture and corrosion build up I have to disagree running at idle for an hour! I ran my AV540 15-20 minutes to running temps at 1100-1500 rpm's and would go up to 2000 for a few minutes. ...