X-Junk-Score: 0 [] X-Cloudmark-Score: 0 [] X-Cloudmark-Analysis: v=2.3 cv=PbaBeRpd c=1 sm=1 tr=0 a=VTRoezvS/npC8Q0+BDQU1g==:117 a=x7bEGLp0ZPQA:10 a=ad1WmcueCrwA:10 a=_RQrkK6FrEwA:10 a=pGLkceISAAAA:8 a=Ia-xEzejAAAA:8 a=tGBJ1KMT8bk3M7Q8F9sA:9 a=QEXdDO2ut3YA:10 a=1K8oIf0x0zdWLosvEHEA:9 a=pqRRr9ur87a0cFCn:21 a=Urk15JJjZg1Xo0ryW_k8:22 From: "William Jepson wrjjrs@gmail.com" Received: from mail-lj1-f179.google.com ([209.85.208.179] verified) by logan.com (CommuniGate Pro SMTP 6.2.14) with ESMTPS id 505836 for flyrotary@lancaironline.net; Wed, 08 Jul 2020 13:11:15 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.208.179; envelope-from=wrjjrs@gmail.com Received: by mail-lj1-f179.google.com with SMTP id d17so40391422ljl.3 for ; Wed, 08 Jul 2020 10:11:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=3pimxChvh38XD4b84Vmv94TZofsuex9GV4pXkY8iI2A=; b=KijdQSnZqARkfQdTY7I/d7Mo3hj4e12zulODsul0kpKhet5fv/oJ3/qYbUu3hK3ohj BZr5mKoxZevEfPlVq1us/Ph3ShD5VjtJbgXyAiqN6rn2uMCu/MPfkcwJ/vOdvLMb6R0E 4M5hUwxZly+i1i3rRHrqlXsrbcxCK371OfXPB3X7UOvKK+KaGh15jm6qWSj4yhBI41cP GQlddoN2SbKhdPYxIkgpaRsDJW9tAkGRKgTEzYqNGHLPW3258Mpx5JzIS2eQ9FQCme48 IZ4iGq63Lob+gCGlPK/MNgRImNwiSZEVFfVZpRcsY27G5QnA8G9lS1T5ougc+phh7g5J uqnA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=3pimxChvh38XD4b84Vmv94TZofsuex9GV4pXkY8iI2A=; b=F81hfVlGNYJvaMY+48AU6KpJ/6hkFrHD5aU4FaNwGKDRCiKXlBbSFa1rfZp0wCH6kT HY87/L8B9Lamhj3dOb1kNptcaQ+usLGMPpJmBL9H+PJ+gz2izzdtbe8pTzkEKhpoVV6u SpJ9yMTNqVnaiqqdsvXyo5XrwT4GZasujq8EK26SdG4kcu/80H9kQ2Yk26ydwGFdMRWA 1esp+oYP8cWtq0pWv7tZhnI3NnSOxBWioAZjsZ/TDQD8n/ZOszx51XwF+y7ofsk7/8gR eiI8GapmDayACmAHmTb+Ghwlpza5KAihjfBU/6OYL3KRnUH9QKc0WIpKxs7P95JCAvIf 3oUw== X-Gm-Message-State: AOAM530QlvTcIaK1lV8//zI2Ph7FNtlOnVCFiyFAQeFxs4iCcmgMEIR3 77Rcq0VFxnBxV+cLcoQo7YqXwxL7V0UmU5HNmvKYqQ== X-Google-Smtp-Source: ABdhPJwmgRlkswj5LlRQuz7mLneCp9QwozCaUqE7pzRIOWwVWsKZco/NPoRVDIpWWwmFarcFw05tRT2E+n7hfHnDTGY= X-Received: by 2002:a2e:8653:: with SMTP id i19mr8781686ljj.95.1594228257161; Wed, 08 Jul 2020 10:10:57 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: Date: Wed, 8 Jul 2020 10:10:46 -0700 Message-ID: Subject: Re: [FlyRotary] Aviation Specific 13B/20B Mazda Front Side Housing To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary="000000000000f583f205a9f13076" --000000000000f583f205a9f13076 Content-Type: text/plain; charset="UTF-8" Kelly, The "dynafocal" type mount has been tried on the rotary but has not worked out well..One of the obvious rotary traits is that it has a hot and cold side. Various methods have been used to limit this but there is no way to eliminate it completely. Because of this the engine tends to "work" and move around on the studs. Using the engine as a stressed member is not recommended with the rotary. If you were to do this anyway I wouldn't do it without a stud kit. You will have better results using a bed mount. YMMV Bill Jepson On Wed, Jul 8, 2020 at 1:18 AM Kelly Troyer keltro@gmail.com < flyrotary@lancaironline.net> wrote: > *I am in contact with a person with the design and manufacturing **capability > to produce an **Aviation Specific 13B/20B Mazda Front Side** Housing > machined from 7075-T6* *with mount points that **would allow these > engines* > > > > *to be a bolt in to the engine mount ring (30 degree number 1 Dyna) as > used by the "Vans" RV-10 and other aircraft that use the Lycoming O/IO 540 > engine..........This side plate is in the preliminary design stage and at > thispoint I am a go between to see if there would be any interest in this > product if and when it is * > > > > > > > > *produced...........I personally am interested this side plate........As > we on this forum know both the 13B / 20B are capable of trulyamazing power > levels both naturally aspirated and turbo boosted.........The 20B would > make the Van's RV-10 , Glasair 3 or Lancair's that use the Lycoming O/IO > 540 an easy 300+ hp almost bolt in engine...........The "Reno" Sport Class > "Glasairs" and Lancairs" are producing almost 400 mph speeds using dual > turbo Lycoming IO-550 engines that are virtual hand grenades pulling over > 700 hp...........There are turbo 20B's pulling1200 hp out in the auto > racing world with good reliability..........A 20B boosted to 700+ hp is not > even breathing hard.........IMHOWould like to hear what interest there may > be in this product if and when it may be produced............Or any > comments pro or con..............* > > -- > Kelly Troyer > > --000000000000f583f205a9f13076 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Kelly,
The "dynafocal" type mount has been tried on th= e rotary but has not worked out well..One of the obvious rotary traits is t= hat it has a hot and cold side. Various methods have been used to limit thi= s but there is no way to eliminate it completely. Because of this the engin= e tends to "work" and move around on the studs. Using the engine = as a stressed member is not recommended with the rotary. If=C2=A0 you were = to do this anyway I wouldn't do it without a stud kit. You will have be= tter results=C2=A0using a bed mount. YMMV
Bill Jepson
=
On Wed= , Jul 8, 2020 at 1:18 AM Kelly Troyer k= eltro@gmail.com <flyr= otary@lancaironline.net> wrote:
I am in contact with a person with the design and manufacturing=C2=A0= = capability to produce an=C2=A0Aviation Specific 13B/20B = Mazda Front Side=C2=A0Housing mach= ined from 7075-T6=C2=A0with mount points that=C2=A0would allow these engines

to be a bolt in to the engine mount ring (30 degree number 1 Dyna) as = used by the "Vans" RV-10 and other aircraft that use the Lycoming= O/IO 540 engine..........This side plate is in the preliminary design stag= e and at this

point I am a go between to see if there would be any i= nterest in this product if and when it is=C2=A0= produced...........I personally am interested this side pla= te........As we on this forum know both the 13B / 20B are capable of truly<= br>
amazing power levels both naturally aspirated and turbo boosted.....= ....The 20B would make the Van's RV-10 , Glasair 3 or Lancair's tha= t use the Lycoming O/IO 540 an easy 300+ hp almost bolt in engine..........= .

The "Reno" Sport Class "Glasairs" and Lancairs= " are producing almost 400 mph speeds using dual turbo Lycoming IO-550= engines that are virtual hand grenades pulling over 700 hp...........There= are turbo 20B's pulling

1200 hp out in the auto racing world wi= th good reliability..........A 20B boosted to 700+ hp is not even breathing= hard.........IMHO

Would like to hear what interest there may be in = this product if and when it may be produced............Or any comments pro = or con..............=C2=A0=C2=A0
--
Kelly Troyer

--000000000000f583f205a9f13076--