Subject: Single Rotor Performance
From: Paul Lamar
Date: 9/20/2008, 3:29 PM
To: AAA Put this in the To box




>>>> The single rotor engine is finally running again. Dynamically >>>> balanced
>>>> and a new ignition system helped a lot.
>>>
>>>> I now will have to put all my efforts into putting the flyable engine
>>>> together.
>>>
>>>> Richard Sohn
>>>
>>> Can you give us a current configuration list?  What have you
changed and
>>> where did the parts come from?
>>>
>>> Keith Wood
>>>
>>> Keith,
>>
>> the intake is PP, and the side housings are Al with a cast iron insert.
>> Detailed pictures are on the rotaryeng website. The redrive is a Hirth
>> G40
>> with 3.33:1 ratio. Carburetor is Mikuni 36mm, for now. Ignition is a >> MSD
>> CDI with a dual coil.
>>
>> All non-Mazda parts are of my own design and make.
>>
>> Richard Sohn
>> N2071U
>
> Richard,
> Aim for a 44mm inlet and manifold.
> George ( down under)
>
> Too small. The Le mans engine had 51 MM and a slide throttle.
>
> Paul Lamar
>
George,

if your are talking about the 13B, I agree with Paul. I think I will go
considerably over 50mm, or equivalent cross section.
This issue will not come up for me any time soon.

Richard Sohn
N2071U


ps: Paul, sorry for that. I just recovered from a powersupply failure.

No problem Richard.--

Paul Lamar

Richard,
Understood, I merely made a suggestion of a minimum size,  also I forgot for a moment it was the 12A rotor housing.

I have some calculations on the inlet side if you wanted to examine that you can reach me directly on lendich@optusnet.com.au it's a work in progress, but I can pass the whole document to you, it also has some carby information as well.
George (down under)

I would like to see them George as I imagine some others would.

Paul Lamar


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