Mailing List flyrotary@lancaironline.net Message #51497
From: Mike Wills <rv-4mike@cox.net>
Subject: Re: [FlyRotary] Peripheral Port 13B Rotary Engine
Date: Sat, 19 Jun 2010 21:44:52 -0700
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Mark Supinski was flying a P-port Renesis, but that aircraft (Mustang 2 I think?) was recently totalled. I don’t think he ever got it sorted out and early performance numbers werent spectacular, but he was based near Denver I think so altitude was a factor.
 
Best reasons I can think of to PP? Power potential and ease of intake construction/design. Paul L had Mazdatrix dyno a PP Renesis and I think the HP was up around 245 at about 7200RPM. Not sure why he chose to go to PP on a Renesis with the side port exhaust rather than a 13B with the PP exhaust. I'd think that the 13B would be the better choice.
 
Someday I'm thinking I'll build up a PP 13B with RD-1C to swap with my current 4 port 13B with RD-1A. Waiting to see how Mark's 20B works out.
 
Mike Wills 

Sent: Saturday, June 19, 2010 11:42 AM
Subject: [FlyRotary] Peripheral Port 13B Rotary Engine

Bob,
  You need to address this question to Mark Steitle who is flying his 20B P port
in his Lancair ES in Austin..............I am not aware of anyone currently flying a
P port 13B................
 
Kelly Troyer
"Dyke Delta"_13B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifold



From: "Rogers, Bob J." <BRogers@FDIC.gov>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Fri, June 18, 2010 11:56:17 AM
Subject: [FlyRotary] Peripheral Port 13B Rotary Engine

 

Is anyone flying with a Mazda 13B peripheral port engine?  If so, how is it working?  Can you describe the advantages and disadvantages?

 

Thanks,

 

Bob Rogers

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