What about this baby.
Even if it may not quite climb at 1,700fpm whilst towing, it would still make a 
great, retrieve anything anywhere, new tug

http://www.flyingmag.com/aircraft/lsa/sport/carbon-cub-ss


On 01/10/2010, at 6:16 PM, stephenk <[email protected]> wrote:

> Mike (and any others interested)
> As I sort of wrote below, the cost of the tailwheel conversion is only a few 
> thousand compared to the overall cost of upgrading a 150/152. Still a few 
> thousand could be worth saving, but it isn't a deal breaker.
> 
> Had a bit more of a look at lunch time in a few more aviation traders. Looked 
> at 23 in total, the average is a bit lower than with the first look, but 
> still about $45k. There are, of course some cheaper airframes, but not so 
> many as we might think (only 5 under $35k). And these are often late 1960's 
> vintage 150s. Maybe no one is advertising teh really cheap ones.
> So we could conceivably dig around and do a conversion somewhere between 
> Dave's 70k and my guess of 90k. However, what we would end up with is a very 
> old 150 (albeit with a new engine) . And that isn't much (any?) better than a 
> very old Pawnee (with a new engine). One of the drivers for Richard (and 
> others) thinking about "a new tug" is that one tug at his club is pretty 
> nearly worn out and will cost a significant proportion of a new plane for 
> soon to be due maintenance. Is it worth sinking that much money into 
> something as ancient as a Pawnee?
> I take the point that over the life of the two aircraft comparison the real 
> costs of the 150 might be less than the Pawnee, but operating costs are also 
> driving the current thoughts to use MGs and ULs.
> Are there no other options than bodging up 40+ year old aircraft (that's a 
> whole other discussion and could involve Blaniks!)?
> 
> The other side of the equation though, is that Richard asked the original 
> question because having a MG as a _second_ tug possibly gives his club an 
> aeroplane with greater utility. A tug MG is a tug _and_ a MG, a GA tug (of 
> any sort) is only a tug.
> 
> Regards
> SWK
> 
> On 1/10/2010 1:18 PM, Mike Borgelt wrote:
>> Stephen,
>> 
>> Dave Donald is at Boonah and they converted one in the last few years. You 
>> don't need the tailwheel conversion and both Boonah and Kingaroy's C150s are 
>> still nosewheel types.
>> 
>> Performance of the 180HP C150 is impressive. I've watched a launch behind a 
>> 235 Pawnee and the Kingaroy C150 with ballasted 15m gliders with the second 
>> rolling as soon as the first lifted off. It isn't at all certain that the 
>> 235 Pawnee is any better under those circumstances than the C150.
>> 
>> The O-360 Lycoming used is essentially 2/3 of the O-540 in the Pawnee. Only 
>> 4 cylinders to fuel and overhaul instead of 6 for around the same towing 
>> perfomance.
>> 
>> Mike
>> 
>> 
>> At 12:59 PM 1/10/2010, you wrote:
>> 
>>> I was a bit interested this morning too, so I did a quick hunt around on 
>>> the internet. I think Daves guess is a bit on the low side.
>>> 
>>> Airframe : going by costs of 150/152 from the latest aviation trader (about 
>>> 12 aircraft) costs range from 30k to 65k but typically fell in the 45-55 
>>> range for aircraft with about 6000 hrs on the airframe. (the $30k one was a 
>>> real outlier and would be a bit of a clunker I reckon, the 65k one "only" 
>>> had 2000 hrs on the airframe, least used by a long way).
>>> 
>>> So Airframe : average 48K, best 65k
>>> 
>>> 
>>> 
>>> Had a look at Lycomings 2010 price list for O-360s (there are 140+ types ! 
>>> not counting IO, AEIO etc)
>>> 
>>> With exchange, a new O-360 $41k, rebuilt zero hours $29k. BUT up front they 
>>> say they are reluctant to exchange different types, so add 20% to either of 
>>> these prices for a straight out purchase (though you should still be able 
>>> to sell the old engine locally and recoup something).
>>> 
>>> 
>>> 
>>> Then looked for conversion prices. Found a site called Aeroprices which 
>>> quoted a tailwheel kit as US$2225 and an engine upsize kit as US$5835-7622. 
>>> HOWEVER (and this is the interesting bit) the STC for both these kits was 
>>> owned by "Aircraft Conversion Technologies" who seem to have folded as a 
>>> business in 1999. The STC ownership seems to have then passed to "Del Air" 
>>> who have little in the way of info on the web (only reference by third 
>>> parties). They could be gone too. Who owns the STC? The upshot being the 
>>> prices given must be pre 1999 prices so a conservative 50% inflation since 
>>> then (I would bet closer to 100%) gives:
>>> 
>>> Tailwheel kit $3300 (which seems neither here nor there in the overall cost 
>>> of the work)
>>> 
>>> Engine fit kit $9800
>>> 
>>> -------------------------
>>> 
>>> Finally if we were to buy a 150/152 on the Australian market and upgrade it 
>>> as above (not counting labour!) an "average/cheap" conversion would be 
>>> about $90k and a "top of the line" job would run to about $120k.
>>> 
>>> 
>>> 
>>> I haven't allowed any cost for labour (and chasing around after who owns 
>>> the STC etc). I expect you would get some change (but not much) out of $10k
>>> 
>>> After this expenditure you would still have a 30+ year old airframe.
>>> 
>>> 
>>> 
>>> Regards
>>> 
>>> SWK
>>> 
>>> 
>>> 
>>> On Fri 01/10/10 10:06 AM , Dave Donald [email protected] sent:
>>> Why would you want a taildragger 150/152 (even though they exist)? If you 
>>> get a tricycle 150/152 that nearly every GA pilot trained on, they are a 
>>> ready source of tug pilots (when endorsed). And you don't have all of the 
>>> issues of ground handling that goes with a taildragger.
>>> 
>>> Airframe 20k
>>> Engine 35k
>>> Conversion 15K
>>> = 70k
>>> 
>>> Pretty rough figures across a couple of years - the engine may be more or 
>>> less depending on condition. Also, most modded 150/152 have a recurring 
>>> problem shaking the rivets out of the tailplane skins/spar, but with proper 
>>> maintenance this risk is mitigated.
>>> Dave
>>> 
>>> 
>>> From: Colin Campbell
>>> To: Discussion of issues relating to Soaring in Australia.
>>> Sent: Fri, 1 October, 2010 10:04:54 AM
>>> Subject: Re: [Aus-soaring] "Super Motor Falke" and towing
>>> 
>>> Can anyone supply information on current cost purchase and conversion of C 
>>> 152 to taildragger and 180 hp engine transplant and a LAME who has done it 
>>> before?
>>> 
>>> Colin C
>>> 
>>> On Fri, Oct 1, 2010 at 9:37 AM, Mike Borgelt 
>>> <<mailto:[email protected]>[email protected]> 
>>> wrote:
>>> As proved at Kingaroy over the last 20 years.
>>> 
>>> Mike
>>> 
>>> 
>>> At 09:41 PM 30/09/2010, you wrote:
>>> One has to ask the question - why?
>>> If cost is the answer then a 180HP Cessna 150/152 is the best alternative.
>>> Tom
>>> 
>>> --- On Wed, 29/9/10, Richard Skinner 
>>> <<mailto:[email protected]>[email protected]> wrote:
>>> 
>>> From: Richard Skinner 
>>> <<mailto:[email protected]>[email protected]>
>>> Subject: [Aus-soaring] "Super Motor Falke" and towing
>>> To: 
>>> <mailto:[email protected]>[email protected]
>>> Received: Wednesday, 29 September, 2010, 4:57 PM
>>> 
>>> Does anybody out there have any information regarding the launching of 
>>> gliders by Motor Falke, or indeed, any other motor glider that may be used 
>>> to launch? I̢۪m not aware of it in Australia ia but I understand that 
>>> there may be some such happening in Europe? I am aware of Ultra lights 
>>> acting as tugs but I̢۪m speciecifically interested in motor gliders.
>>> 
>>> 
>>> 
>>> 
>>> Regards
>>> 
>>> 
>>> 
>>> Richard Skinner
>>> 
>>> 
>>> 
>>> <mailto:[email protected]>[email protected]
>>> 
>>> 
>>> 
>>> 08 8431 8249
>>> 
>>> 0419 818 024
>>> 
>>> 
>>> 
>>> If you want to grow old as a pilot, you've got to know
>>> when to push it, and when to back off. Chuck Yeager
>>> 
> 
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