How affordable is maintenance on ultralights such as Quicksilver, CGS Hawk, Challenger, etc.?

[DMD3.]

The term “ultralight” is a broad term these days, as it could be referring to a $400k Supervoloce or VL3. But when it comes to the particular aircraft mentioned, how affordable should I expect maintenance to be compared to certified or non-ultralight aircraft? Many of them are for sale for under $30k, and some challengers are barely above $10k. I could pay cash for that, but what is the maintenance like during longterm ownership? No doubt there are some old C150’s and Cherokees in the $30k range, but the next annual would probably be $50k to keep it airworthy (and ANOTHER $50k on avionics & cosmetics to make it nice), so it’s risky buying one of those for such a low price.

A quick google search reveals that a typical overhaul for a Rotax 503 is between $1900-4000. I could afford that assuming that it’s accurate. I’m sure like with regular airplanes, some years will be more expensive than others, not to mention deferred maintenance/neglect would be something to watch out for. But in summation, is maintenance & ownership much more affordable? I’d want to be able to pay cash for the purchase of the aircraft itself and any repairs, even the major repairs like engine overhauls. Technically I could probably afford a Skyhawk or Cherokee, or even a old-fashioned RV 6; I could make the loan payments and buy fuel to fly it. But one expensive setback would pretty much ruin everything. There are a lot of airplanes that have sat for years, even decades because their owners could only just afford the loan payments and fuel and no other costs.

 

[Daleandee]

First plane I ever owned was a Challenger II CWS with a 503 Rotax. At that time Rotax wanted their two strokes rebuilt every 300 hours. I had mine done at 350 hours and the wear was minimal. That was over twenty years ago but even then the cost was reasonable.

When properly maintained the Rotax two strokes are fairly reliable but learning how to operate a two stroke flight engine is a needed skill to be learned. It was a fun to fly airplane and it flew to a couple of different states and many, many fly-ins. Mine was covered with stits & painted with Aerothane. IIRC I put something over 350 hours on it before I sold it.

I was later part owner of a CGS Hawk and although the Challenger was a better looking aircraft, to me, the ugly Hawk was a much better handling aircraft with real flaps and enough tail surface to fly properly. Still be advised that both of these are very light airplanes that wind, and especially midday thermals, will toss around a lot.

As far as maintenance costs, these are experimental and parts are not too extreme. You might struggle to find someone to do the condition inspection but the good news under MOSAIC is that you can take training and do it yourself. Be certain the paperwork on any plane you consider is correct and if you are not familiar with the build of the particular airplane you are considering find someone that knows the brand well enough to a thorough inspection before parting with your money.

 

[Bell206]

The term “ultralight” is a broad term these days, as it could be referring to a $400k Supervoloce or VL3.

Has the Part 103 definition of ultralight been changed? Only messed with ultralight/EAB helicopters but I recall that definition was pretty specific between those categories from a regulatory point.

 

[RussR]

When discussing "ultralights", it is necessary to specify which country's definition you are interested in. Ultralights/micro lights in Europe are very capable light aircraft, whereas ultralights in the US fall under Part 103 and are pretty much just fun, single seat aircraft with significant limitations in weight and speed. So in the US, at least, I wouldn't call it a "broad" term at all. Since you're using dollars and your profile says you're in the US, I'll assume you're asking about the US definition - which DOES NOT include aircraft like the Risen Superveloce. But note that while aircraft like the single seat Challengers ARE (or can be) Part 103 ultralights, the two-seat Challengers are not ultralights.

For US, Part 103 ultralights have virtually no maintenance requirements. The manufacturer will have its own recommendations, but you are free to ignore those if you wish. They do not require annual inspections or annual condition inspections. Maintenance can be performed by anyone, with or without any kind of mechanic training. I did a fairly significant service on my engine a few weeks ago in my garage, and I'm not an A&P in any way. So, for Part 103 at least, maintenance costs can be very cheap and consist just of the parts cost.

 

[Dana]

Part 103 has not changed. To be a legal 103 ultralight it must be single seat, weigh less than 254# empty, and hold no more than 5 gallons of fuel. That's a fun but minimalistic airplane which requires no pilot certificate and no annual inspection... but it's still an airplane and must be treated with respect.

That said, there are a lot of "ultralight like" small airplanes with two seats; these are usually registered E-AB or E-LSA. I'm not clear which the OP is talking about, but they're not much different from an ownership standpoint.

Bolted tube aircraft like most ultralights can be dirt cheap to own... provided you do your own maintenance, which is generally easy. Parts (including engine parts) are cheap by aviation standards. Sails can be pricey if it needs them. They need to be hangared, of course. Many A&Ps won't touch them, which could be an issue at annual inspection time, unless you take the two day class (if you can find an opening!) to do it yourself (doesn't apply to true ultralights, of course).

And as @Daleandee said, make sure the paperwork is good... a true 103 ultralight doesn't need any, but a 2 seater (or overweight single seat) does. Many "2 seat ultralights" are offered with no N-number and no paperwork. There was a limited grace period to register them as E-LSA but that's long past so if that was missed they can never be registered or flown legally.

 

[Wagondriver]

I built and flew a CGS Hawk Arrow 2. Its not an ultralight by legal definition, but everyone that saw it, called it that. I had a Rotax 582 on it. I flew it 234 hours before I sold it. I was moving out of state and really had no place to keep it. Now that I am settled after 2 moves, I wouldn't mind having it back. I based it out of a hayfield at 8000', I landed it on wheels at 10,600 off airport and at 11,200' on skis.
I did not have a great place to store it, it did not get direct sun, but got enough reflected light that the fabric had deteriorated. In a hangar rash incident I tore a huge gash in one of the wings, and one side of the horizontal. I had a place in Salt Lake make new sails and installed those. I think the wing and horizontal was about $1000. Where I used it was not very smooth and I had a little damage to some of the fuselage structure, I simply replaced the parts, though I used heavier wall tubing. I removed the rear controls entirely from mine and built different rudder pedal stops on the front pedals.
I fitted skis to mine, and changed the battery type and location, reinforced the engine mount areas, and some landing gear areas. But, as far as just maintenance goes, it was nearly nothing. Spark plugs, fuel filters, gearbox oil, etc... Very cheap flying, and very real simple flying. Like flying was meant to be.
I periodically look to see if there are any for sale, I'd buy another one if it was a quality build.

 

[RyanB]

If you have to ask, then it’s too expensive. Don’t go buying any aircraft and expect to get cheap maintenance.