Rotax 503
- John Boucher
- The Big Four K
- Posts: 4329
- Joined: Mon Jan 29, 2007 5:23 pm
- Location: Dana Bay, Western Cape South Africa
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Re: Rotax 503
Where's Duck Rogers when you need the man?
From Rotax website...
Performance
Maximum power 49.6HP / 37.0kW @6500 RPM (I suppose this would be MAX Continuous?)
Maximum torque 41.3ft-lb / 56NM @6000 RPM
Maximum RPM 6800 RPM
http://www.challengers101.com/IntakeTuning.html
From Rotax website...
Performance
Maximum power 49.6HP / 37.0kW @6500 RPM (I suppose this would be MAX Continuous?)
Maximum torque 41.3ft-lb / 56NM @6000 RPM
Maximum RPM 6800 RPM
http://www.challengers101.com/IntakeTuning.html
John Boucher
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"

- Duck Rogers
- Toooooo Thousand
- Posts: 2318
- Joined: Tue Nov 29, 2005 9:49 pm
- Location: West Rand
Re: Rotax 503
Busy making money so I can buy the groceries.....John Boucher wrote:Where's Duck Rogers when you need the man?

John is right..........6500 rpm continuous
and
6800 rpm max for 3 mins (normally on take-off, if required)
Airspeed, altitude, or brains....you always need at least two
- Leprachaun
- Frequent Flyer
- Posts: 1161
- Joined: Mon Aug 22, 2005 12:57 pm
- Location: Pretoria
Re: Rotax 503
Ditto jy kan hom maar gas gee - it doesnt like to run effiently below 6000 rpm - below torque curv Leprachaun 

A pilot lives by perfection , or not at all!
- BOOMARANG
- Survived first engine out
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- Location: VEREENIGING
Re: Rotax 503
While Duck is dispencing his pearls of wisdom.....can I ask the same question for a 582 Blue Top ? 

BOOMARANG
- John Boucher
- The Big Four K
- Posts: 4329
- Joined: Mon Jan 29, 2007 5:23 pm
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Re: Rotax 503
6000 rpm max continous for the 582 

John Boucher
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"

- BOOMARANG
- Survived first engine out
- Posts: 264
- Joined: Sat Jan 03, 2009 7:59 am
- Location: VEREENIGING
Re: Rotax 503
Thanks John. And since Duck is earning crocery money, could you please tell me what the max revs ( i.e 6800 for 3 min for the 503) for the 582 will be ?John Boucher wrote:6000 rpm max continous for the 582
Regards
Cor
BOOMARANG
- John Boucher
- The Big Four K
- Posts: 4329
- Joined: Mon Jan 29, 2007 5:23 pm
- Location: Dana Bay, Western Cape South Africa
- Contact:
Re: Rotax 503
http://www.rotaxservice.com/documents/582info.pdf
http://www.rotaxservice.com/documents/582perf.pdf
6800rpm max for 1 min
http://www.rotaxservice.com/documents/582perf.pdf
6800rpm max for 1 min

John Boucher
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"

Re: Rotax 503
John Boucher wrote:Where's Duck Rogers when you need the man?
From Rotax website...
Performance
Maximum power 49.6HP / 37.0kW @6500 RPM (I suppose this would be MAX Continuous?)
Maximum torque 41.3ft-lb / 56NM @6000 RPM
Maximum RPM 6800 RPM
http://www.challengers101.com/IntakeTuning.html
John
Thanks for the VERY useful link to the Challenger site!!!
Have been searching for an active and resourceful online community and this seems promising!
Much appreciated!!!

Len M
The knack [to flying] lies in learning how to throw yourself at the ground and miss.
The knack [to flying] lies in learning how to throw yourself at the ground and miss.
- John Boucher
- The Big Four K
- Posts: 4329
- Joined: Mon Jan 29, 2007 5:23 pm
- Location: Dana Bay, Western Cape South Africa
- Contact:
Re: Rotax 503
Hey guys ... that's why we come to microlighters.co.za ------ to help each other! 

John Boucher
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"

Re: Rotax 503
Sorry for the hijack, what or where is Morph?
- John Boucher
- The Big Four K
- Posts: 4329
- Joined: Mon Jan 29, 2007 5:23 pm
- Location: Dana Bay, Western Cape South Africa
- Contact:
Re: Rotax 503
Greg is busy with a serious project which is demanding a lot of his time. Note that he does keep an eye on the forum behind the scenes though. His infinite wisdom is however missed in so many avenues. I don't want to speak on his behalf though.....
In short, we DO MISS HIS PRESENCE, POSTS & PARTICIPATION!
In short, we DO MISS HIS PRESENCE, POSTS & PARTICIPATION!
John Boucher
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"
MISASA Chairman 2023
jb.brokers@gmail.com
chairman@misasa.org
A Bushcat is Born - CH 211 C "Super Excited"

Re: Rotax 503
Thanks
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