Bracey's monster wakes
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Bracey's monster wakes
Hi all,
I've been away from the forum for a while (an annoying and briefly recurring illness and then work) but I am glad to be back amongst friends. Some may recall my special air-cooled bike. Well, I had all sorts of compression problems and finally gave in and enlisted the help of Sir Richard Negus. (It's only a matter of time before the Queen needs a rotary rebuilt so I am sure she'll get around to giving him a gong someday.)
The long and the short of it was that the moly coating on both side plates had cracked and just came out with a finger nail. Lucky not to have had a complete engine catastrophe.
I refitted the engine but had all manner of problems setting up running and just left it for a couple of years because work got in the way. The one good thing about this current enforced lockdown is that I have had a chance to revisit it, and lo and behold, after refitting the carbs and air pipes it has started to behave nicely.
I've uploadede a short video file to youtube in case anyone is interested. https://www.youtube.com/watch?v=p3Oe4_PoImM
In the video it's running with a bit of choke so a bit fast but it idles at about 1,000rpm when warmed up.
Just need to wait until I can MOT it and take it out for a shake down.
Best wishes to all,
David Bracey
I've been away from the forum for a while (an annoying and briefly recurring illness and then work) but I am glad to be back amongst friends. Some may recall my special air-cooled bike. Well, I had all sorts of compression problems and finally gave in and enlisted the help of Sir Richard Negus. (It's only a matter of time before the Queen needs a rotary rebuilt so I am sure she'll get around to giving him a gong someday.)
The long and the short of it was that the moly coating on both side plates had cracked and just came out with a finger nail. Lucky not to have had a complete engine catastrophe.
I refitted the engine but had all manner of problems setting up running and just left it for a couple of years because work got in the way. The one good thing about this current enforced lockdown is that I have had a chance to revisit it, and lo and behold, after refitting the carbs and air pipes it has started to behave nicely.
I've uploadede a short video file to youtube in case anyone is interested. https://www.youtube.com/watch?v=p3Oe4_PoImM
In the video it's running with a bit of choke so a bit fast but it idles at about 1,000rpm when warmed up.
Just need to wait until I can MOT it and take it out for a shake down.
Best wishes to all,
David Bracey
Re: Bracey's monster wakes
Congratulations on sorting out your aircool, they're fun aren't they?
Let us know how it goes when it's fully sorted. I've had my Commander since 1995 and can't see me ever having cause to sell it until I can't ride any more. A sorted rotary is a fine motorcycle, if misunderstood by the motorcycling public.
Ian.
Let us know how it goes when it's fully sorted. I've had my Commander since 1995 and can't see me ever having cause to sell it until I can't ride any more. A sorted rotary is a fine motorcycle, if misunderstood by the motorcycling public.
Ian.
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Re: Bracey's monster wakes
Thanks Ian.
Looking forward to being released from house arrest.
Looking forward to being released from house arrest.
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Re: Bracey's monster wakes
Hi Dave,your bike looks the nut's .
Don't wait for house release,just get out and ride the thing, It looks like it is just begging to be blasted down the road .
I have to ride my Honda now and again to just stop going stir crazy .
I most reluctantly had to sell my Classic a short while ago,after 30 years and almost 70,000 most enjoyable miles 'cos at 80(me,not the bike ) the old girl was getting a bit to much to maneuver in and out of the garage,and like the previous post said they really are the most unique of motorcycles,unlike any other bike I have ever ridden,SVF,J.B.
Don't wait for house release,just get out and ride the thing, It looks like it is just begging to be blasted down the road .
I have to ride my Honda now and again to just stop going stir crazy .
I most reluctantly had to sell my Classic a short while ago,after 30 years and almost 70,000 most enjoyable miles 'cos at 80(me,not the bike ) the old girl was getting a bit to much to maneuver in and out of the garage,and like the previous post said they really are the most unique of motorcycles,unlike any other bike I have ever ridden,SVF,J.B.
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Re: Bracey's monster wakes
Thanks John,
I’m sure your comment about just riding it was tongue in cheek, but I’ll admit it’s frustrating not be taking it out. I’ll be responsible and wait but will report back.
David
I’m sure your comment about just riding it was tongue in cheek, but I’ll admit it’s frustrating not be taking it out. I’ll be responsible and wait but will report back.
David
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Re: Bracey's monster wakes
D Bracey DB6 wrote: ↑Sun Apr 26, 2020 6:36 pm Thanks John,
I’m sure your comment about just riding it was tongue in cheek, but I’ll admit it’s frustrating not to be taking it out. I’ll be responsible and wait but will report back.
David
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Re: Bracey's monster wakes
No,my tongue was definitely not in my cheek when I suggested blasting off down the road,do what I do,be responsible,go shopping on it ,J.B.
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Re: Bracey's monster wakes
Looks good and sounds sweet, David!
Well done! You must be a happy man.
Is that an old Riley just out of shot?
David
Well done! You must be a happy man.
Is that an old Riley just out of shot?
David
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Re: Bracey's monster wakes
Thanks, I’m both happy, relieved and frustrated in equal measures.
It’s a 1936 4.5 litre Lagonda. I rebuilt that over several years having discovered it bricked up in a council estate garage in Lowestoft. Had been sitting there for 30years. Another long story....
It’s a 1936 4.5 litre Lagonda. I rebuilt that over several years having discovered it bricked up in a council estate garage in Lowestoft. Had been sitting there for 30years. Another long story....
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Re: Bracey's monster wakes
As long as there IS a story for any of these old Monsters, we'll be more than willing to follow along!
CW
CW
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Re: Bracey's monster wakes
Agreed Charles.
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Re: Bracey's monster wakes
Just a quick question?do's you bike engine stop "hunting"on idle once it has warmed up?'cos Iv'e noticed that air cooled Norton rotaries have a lovely even idle,while the water cooled ones all seem to "hunt",it drove me to distraction trying to cure this on the Commander engine I put in my Classic,I gave up in the end and learned to live with it ,J.B.
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Re: Bracey's monster wakes
No, once warmed up it settles down.
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Re: Bracey's monster wakes
Finally managed to venture out to an MOT garage today and have been giving my bike a really good shake-down. Apart from a slightly sticky front calliper and the temp gauge stopping after 30 miles, it’s fantastic! Light and low and makes a wonderful noise.
As I’ve used different sized wheels and sprockets I’m interested in comparing speeds against engine revs. I’d be grateful if someone with an air cooled would tell me what speed they get in top at 4;000rpm. I’m managing about 70mph.
Thanks,
David
As I’ve used different sized wheels and sprockets I’m interested in comparing speeds against engine revs. I’d be grateful if someone with an air cooled would tell me what speed they get in top at 4;000rpm. I’m managing about 70mph.
Thanks,
David
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Re: Bracey's monster wakes
If you are up to 70 at 4000 your bike is well high geared ,'cos If memory serves 70 on the Classic was about 5000(same as the Deauville)but I had a 18(as apposed to 17) tooth sprocket on the g/box so the Classic gearing is not standard, but I'm sure someone will correct me if I am wrong ,J.B.
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Re: Bracey's monster wakes
Thanks JB. Very helpful.
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Re: Bracey's monster wakes
My bike is considerably lighter than an IP2 as well so probably geared about right.
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Re: Bracey's monster wakes
David,
Not air cooled but my Commander at 4k RPM on the speedo reads 70 but the sat nav indicates 65, for a sat nav 70 I need to maintain 4.5k RPM
Tony
Not air cooled but my Commander at 4k RPM on the speedo reads 70 but the sat nav indicates 65, for a sat nav 70 I need to maintain 4.5k RPM
Tony
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Re: Bracey's monster wakes
Thanks Tony. Sounds pretty good.
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Re: Bracey's monster wakes
Wow, that is beautiful, along the lines of what I am looking at building currently.
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Re: Bracey's monster wakes
Thanks, let me know if you want to discuss any of the options. A few things I’d change if I did it again.
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Re: Bracey's monster wakes
The fairing off a 1992 Triumph 900 Triple(and it did look very nice,like from the factory ) that I had on my Classic is still available ,J.B.
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Re: Bracey's monster wakes
That is stunning mate well done , can I have 1st dibs if you ever decide to sell her
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Re: Bracey's monster wakes
No problem. If I decide to sell I’ll make sure this forum hears about it first.
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Re: Bracey's monster wakes
Nice one, its a stunning bike.D Bracey DB6 wrote: ↑Sat May 22, 2021 7:42 am No problem. If I decide to sell I’ll make sure this forum hears about it first.