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RC IC Engines, you've probably never heard of.


Paul Marsh
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Here's a YS 45, bought this enginein about 1997, very second hand, it's still the most powerful and usable 45 I've owned. I bought it from nexus when they were in Charing.

The mini pipe was painted blue to match an ARC Jupiter I had, it made it and an acrowot I had ballistic. Lat plane I flew it in was a mijet lookalike and with a 9x9 prop it outperformed me significantly. Despite having had at least 5 owners and being flown regularly from 97 through 2017 it still has compression to die forand loves 20% fuel.

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YS 60 FR. The older YS two strokes really were quite something. They seem to be made of unobtanium in this country, I haven't seen more than a handful listed on the popular auction site since I bought that one (for £50 if you can believe it).

 

Outperforms the subsequent OS effort, the SF/RF.

 

That said, I've ordered two Gardner liners for my SFs, so will see how it compares to the YS. The OS pump setup is more user friendly, I think.

Edited by Nigel R
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Nigel, is that an early one?  I tried to buy one of the longstroke ones they knocked out for the US market a few years back but they sold the whole run quicker than Glastonbury tickets.

I've never had any trouble with the pump on mine, but there again I've never taken it apart. Just works, but I always use a filter twixt tank and engine.

 

Edited by Braddock, VC
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Yes, it is, one of the short stroke mid 80s engines. It's actually a ringed heli engine, almost identical to the aero version, but it needs a crafty spinner nut to reach into the prop hub and get good engagement on the thread.

 

I think the run you're talking about was using some helicopter engine parts to make a short stroke?

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No, definitely a longstroke one, intended for old aerobatic (F3A?) planes. I do not remember if they were assembled from ready made parts but I think I remember that there were around 100 (not sure about that figure) made and the money involved wasn't too unreasonable.

It was widely discussed on either rcu or rcg but, as usual, I came in at the end and they were gone.

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This is my A-M 15 diesel.

I thought I had posted a picture some years ago but cannot find it now when I search.

My Dad was given this, around 1969, for the Keil-Kraft Phantom we had just built. We were told it was a 15 and thought it meant 1.5cc, as required by the plan.

Later we realised this was actually 2.5cc! That's why the plane was nose heavy.

The needle valve assembly was broken so we bought a generic replacement (from Bullens in Rayners Lane. I believe).

We never got it to run continuously- just short spurts after priming. So the plane never got airborne.

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22 hours ago, John Stainforth said:

I found this picture of either myself or my brother (we're identical twins) at the age of about 13 with this control line plane (Veron Wombat?). I'm pretty sure the engine was an AM 10 or 15.

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John, Its a Veron Bomb-Bat.  One of those was the first control liner I managed to loop and to fly a lap inverted.  I found mine in a skip in small pieces, carefully glued it all back together and re-covered it.
I'm interested that you can't tell if that is you or your brother.  My mum is an identical twin, and its always a struggle to tell which is her and which is my aunt, although they were usually pretty sure which is which.

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Thanks for identifying the model. At that age my brother and I looked very similar. (We were able to swop whole days at school when we were in different classes without getting spotted by most of the teachers!) My brother Gordon thinks it's me; I think it's Gordon; and the caption to the picture in the album it's stuck in says Gordon.

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On 02/04/2021 at 11:41, Paul Marsh said:

The engine I got was from UK and as we're still in lockdown, Amazon and ebay are the only things I'm using now. Also I had a £20 ebay voucher on that engine, as it was £109 and a £20 voucher took it to £89. Will buy the SWM UK version when the shop opens again as don't like using mail order unless there is no other portal , prefer to buy in person or not at all.

A said, the UK version is different and as a engine collector will have both to drool over ...

Did you manage to get over to SWM when the new look store opened yesterday, better this time than the first re opening. We've been able to take what we learned and fit in an extra customer! Now 3 customers can be in store at the same time. If you didn't get over steve webb models facebook or the news page on servoshop has pics. One shop fitting and counter move in 33 years and then two shop fitting-outs and counter moves in 12 months all part of the crazy retail Covid Train . It was a huge success re opening yesterday. I hope it keeps up. Its been a dreadful time for retailers and their staff.

 

Keeping on Topic. Here's engine customized by my son and I for family eBay, not shop eBay. This would never be allowed for business eBay!

 

The AM Black Shadow 1cc. This started life as a AM 1cc ( AM 10) with a broken lug. I shall load the auction pic as it explains the broken lug and repair. Very good repair. Some great stuff I found on eBay. A specialist glue and black powder. Dries like meta ( almost).

 

The Lug was repaired and then the engine coated in heat proof cylinder paint, renamed the Black Shadow AM 10 from the Never was AM Series.

 

The spoof listing does say it really is for sale 10% going to Versus Arthritis but it also says that it has a small problem. It wont go. Depending on what your planning to do with it? Its could possibly not be a problem at all. For instance if you want it as an Ornament or Paper Weight or Spoof Engine to fool club mates? Then not running isnt an issue. How ever if you want to fly a control line model or RC assist model its not going be any good unless you fly off a slope.

 

 This is definitely an engine that no one will have heard of before because it never really existed. Despite the 'themed' vintage box. The compression is down. Its needs a rebore. Not sure if Tony at PAW might be able to accommodate a rebore of if he only does his own brand? PAW of course..

 

One of the pics or a couple of them show the old 1950's AM 10 with bust lug. The other AM on the bench was from a Job Lot. A very powerful little Runner. I sent that one of to a pal in Australia. Not sure if that will work for him as he' ll be running inverted ( In Aus... think about it...)

 

Enjoy the pics? Oh the name some say its from a Condom called the Black Shadow that was available in the 1980's in vending machines in men's public toilets. I hung around a lot of toilets when I was younger and I never saw one myself. Others say the name the black shadow is because it sports a yellow prop and its painted black of course.

 

Steve

 

Hope taken in the spirit of humour no offence intended.

 

  

 

 

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The Sparey 5cc Diesel Heavy Weight home build from 1946 ( The UK’s first homebuilt model aircraft diesel).

 

Here is another engine that not many will know off. It is the first published home build engine in the UK. It was published in Aeromodeller 1946 and made by quite a few lathe operators that months before were making Spitfire and Lancaster parts. The engine design was attributed to the AM staff.

 

Occasionally a nice one ( Sparey) comes up in auction. It’s a big slogger of an engine. Best ona  big prop as smaller props tend to back fire and bite.

 

This one is the picture is not a very nice one, in that its not fully finished off. Some finishing has been skipped. The engine has not had the fins machined, the back plate is to proud and uses a lash up of o ring and GF tape to seal the casting. The NVA looks to have been removed from some other engine. Possibly an ED of later manufacture? Or even a Static Petrol Engine. The insides of Big Black Sparey look good. It feels OK.

 

The casting had not been machined off and so looked dreadful. My son filled and sanded the case a little like with a car body repair. The filler (metal epoxy) has been painted over with Cylinder Block heat proof black from Halfords. It’s said to be fuel proof, be we find unless it gets very hot then raw fuel does seem to take the coating off a little. If raw diesel is on the engine a wipe with your best white hanky will result in a dirty black smudge.

 

The NVA on this one was attached with a terrible bit of welding or soldering (leaking around the pipe). As anyone with a leaky pipe would agree it does not help an engine run.

 

 I am not equipped here at home to be able to solder it as my Iron is too small and my pipe too big  and its really a blow torch and flux Job. The rough job it  was not sealed and its been sealed with metal epoxy. It does look better, but with the right type of model engineer it could be cleaned up and attached with the appropriate metal. Techno Weld? Or is that a kind of music? When we say it looks better, we mean better than it did. Not better than any other properly attached pipe fuel inlet.

 

Shockingly the engine does turn over with compression and a plop, it feels like it could run. Maybe if someone does run the engine  they might be spurred on to look at the NVA, machine the Crankcase better than is  and fin the head as it should be. See yellow pic of what a Sparey could and should look like.  I cannot run it now as Covid has neighbours working from home and others on night shift. In the interests of neighbourly relations, no running at the moment.  This has caused unusual tension between myself and the Mrs. As in order to check some smaller engines my son and I fired them up in the living room. While I find diesel fuel a lovely smell, no one else seems to like the living room smelling of it. Tell you want. It does not go away. There is a scented product required. Never mind the nose blind advert, diesel smell never goes away. Neither does one go nose blind to it.

 

I’m thinking Diesel away.. spray or candle?

 

http://modelenginenews.org/sparey/five.html

 

http://www.hemingwaykits.com/acatalog/The_Sparey_5cc_Engine___L_W_Sparey.html

 

The links above. Model Engine News. A fantastic website which is slowly dissolving into pixel decline. The editor and creator passed away some years ago and the site is slowly slipping under. One day they’ll be a Microsoft update of some kind and it will vanish , so have a good ready before it does!

 

I also found while looking for the Model Engine News Link Hemingway kits. With details of the Sparey Kit! Drawings etc  So maybe the Big Black Sparey 5cc could get a renovation.

 

I did have a nice one in my collection and sold it and as usual regret that I did. If anyone does have a nice Sparey going for a low price I’m in the market. I think I paid £85 or £95 for my last one that ran and looked good.

 

See Pics.

 

Do look at Model Engine News. There was a article on DC in RCME ( I notice DC engine prices on eBay seem a little higher than usual) I wonder if that was RCME mentioning DC as some of the second hand diesels are just to well-priced. I picked up a Sabre 1.5 DC for £12 a few years back. Complete with a very poor cylinder head (Plier re tightening or held in a vice by the head, mounting holes drilled out etc. it was abused but it was one of the best Sabre’s I’ve run. It went like an Oliver Cub!

 

While mentioning Merlin? DC? The Dc .75 Merlin Engine. I had added a pic of the red anodised one, later than the other one. Which is an Allbon Merlin. These were sold in the 50's under the DC name. I have picked up a couple on eBay and found the early one to be a better runner, better starter . There are differences , the early one is lighter regard piston , crankshaft and pin and conrod. The later model was made more robust and also less revvy.

 

Steve

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I have a varied collection of IC engines. Some mine, some were my late Dads!

AM 15. A truly remarkable power to weight

AM15.JPG.0d882f6ca12094e23dcf25a7879ed891.JPG

ED 246 Racer

ED246.JPG.d246759d76bed651c920893d5d5bfce0.JPG

Run but never flown Mills 1.3 mk2.

Mills1_3mk2.JPG.413b0aeb065df77de04cb2f8f1ff493c.JPG

A nearly worn out Mills 75 still in a 36" Span DH4.

Mills75.jpg.3d564077d41bf748681af94b7c561689.jpg

Onto the glow

A mint in box ASP 46

516064750_ASP46.JPG.345ec995cc2d826852cd5b1174c488c1.JPG

A Frog 500

Frog500b.JPG.d82b25177128fc2808f7e65459cd06d9.JPG

An 'open rocker' but mint condition 1966 OS FS-60

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It was this engine that persuaded my Dad to build a 5cc of his own design.

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Built in 1964. A bit unusual as it uses a dry sump, an oil tank so runs on pump petrol.

A Westbury Kestral 5 cc 2 stroke petrol

Kestral5cc1.JPG.38a74113992bddc09a235aa41b90464b.JPG

 Finally a rather rare 1947 3.5 cc HP Mk1 petrol 2 stroke found by my Dad in a model engineering jumble sale in the 1970s.

HPmk1.thumb.jpg.dd4b3747accdbcd5e1493a5624fb77ad.jpg

I believe the label is incorrect. The manufacturer was Henleyston Products of Barnet.

 

 

 

 

 

 

 

 

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16 minutes ago, Simon Chaddock said:

I have a varied collection of IC engines. Some mine, some were my late Dads!

AM 15. A truly remarkable power to weight

AM15.JPG.0d882f6ca12094e23dcf25a7879ed891.JPG

ED 246 Racer

ED246.JPG.d246759d76bed651c920893d5d5bfce0.JPG

Run but never flown Mills 1.3 mk2.

Mills1_3mk2.JPG.413b0aeb065df77de04cb2f8f1ff493c.JPG

A nearly worn out Mills 75 still in a 36" Span DH4.

Mills75.jpg.3d564077d41bf748681af94b7c561689.jpg

Onto the glow

A mint in box ASP 46

516064750_ASP46.JPG.345ec995cc2d826852cd5b1174c488c1.JPG

A Frog 500

Frog500b.JPG.d82b25177128fc2808f7e65459cd06d9.JPG

An 'open rocker' but mint condition 1966 OS FS-60

1747236289_OSFS-60.JPG.2421c6c52c48a43a81c1ed0b9c87bcbf.JPG

It was this engine that persuaded my Dad to build a 5cc of his own design.

DisplayBig.jpg.384faf5fd644485ebf48d2cb75a9a1c9.jpg

Built in 1964. A bit unusual as it uses a dry sump, an oil tank so runs on pump petrol.

A Westbury Kestral 5 cc 2 stroke petrol

Kestral5cc1.JPG.38a74113992bddc09a235aa41b90464b.JPG

 Finally a rather rare 1947 3.5 cc HP Mk1 petrol 2 stroke found by my Dad in a model engineering jumble sale in the 1970s.

HPmk1.thumb.jpg.dd4b3747accdbcd5e1493a5624fb77ad.jpg

I believe the label is incorrect. The manufacturer was Henleyston Products of Barnet.

 

 

 

 

 

 

 

 

 

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Oops I might have done the quote wrong.

 

Good stuff Simon.

 

The AM - 1965/ 167 model I think. Blue head, but the blue on yours is unusual. Faded or maybe reanodised.

 

The OS Open Rocker 

Mk 1 60 Open Rocker was 1976 ( I think you have typo for 1966) . The Mk 1 had a machined  metal head and a mint version can fetch a good price. Mark 2 and 3 changed to a caste head and featured carburetor changes. The Mk1 was more like an Enya regard the machined head and also the machined metal body of the Carb.

 

Mills never wear out, they just fade away. I've yet to come across one that wont run.

 

The 1.3 looks nice. I'm calling shotgun on that one if you ever want to sell ?

 

Sparkies - not my thing. 

 

AM are incredible engines 1950's and 60's and 70's .

 

I actually managed to sell the Forest Engineering ones / Premier label in 1990's they started manufacturing Merco also. We didnt do well with them, they had a high return rate. The AM 1 and 1.5 looked nice, but were not as nice as the originals. Like yours.

 

Steve

 

 

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19 minutes ago, Paul Marsh said:

I have a Mk1 OS 60 four stroke, in box with machined head and carb. bought for £100

As for visiting the shop, hopefully go on Friday or Sat...

 

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Hi Paul,

 

That's quite a buy , I hope you were wearing a mask when you did that.  I have a used one that cost me £220 and I thought I'd done well. NIB one went for $1600 a a while back in the states? Is that around £1400? I was shocked, but spoke to another collector who had purchased on a few years back for £700. So the Mark 1 with Carb that looks like Enya and a Machined head as opposed to cast is the mark 1. One of my worse buys in the last few years was a Saito 30 Mk 1 Open Rocker brand new in the box. I got it from the states on eBay and it arrived looking new. The seller said it had only ever been mounted to a stand and on display at his home. Probably had, as it had not run and the mounting holes were huge. Something like 5mm across. Most Metric bolts were slack or too tight. Turned out to be an American size. I expect the original bolts would have been 3mm to 4mm. I cant recall which. One was even off center. I complained it wasn't as described but he'd covered it as he put the engine had been mounted on a stand. Quoting that to eBay Robots was not going to help as they probably thought they had to be drilled. Looking back at the pics there wasn't a pic where the bolt holes were in shot.   I plan to use it as its not a collectors engine anymore. Cost £300 getting it and into the UK. Tax. I was as annoyed as I can get which is less laid back than usual. Nothing I could do about it and the seller is doomed. The Karma Police will get him, mark my words.?

 

So how did you manage to get a classic Mk1 collectible for £100 ? and did you know what you were getting?  Keep an eye out for the Karma Police ?

 

The first day Open was a super success, better lay out then re opening Mk 1 - Very difficult as we have to stay within guidelines to keep the public safe and the staff. My duty of care to the staff is mega important as they will see a lot of possible contacts in ones days trading. If you going over, don't forget to wipe your feet, we have a new carpet as well ? better still take slippers ?

 

Thanks for the continued  support in advance 

 

Steve

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Very good interesting engine stuff there chaps, as for the black shadow [ not the engine ]  many moons ago a mate had need for protection and I happened to have a shadow in my wallet so it was donated to a good cause.  However the shadow suffered catastrophic ? failure. A couple of weeks of ? the sweats for them.

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