X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao101.cox.net ([68.230.241.45] verified) by logan.com (CommuniGate Pro SMTP 5.2.0) with ESMTP id 2716294 for flyrotary@lancaironline.net; Tue, 05 Feb 2008 12:49:59 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.45; envelope-from=alventures@cox.net Received: from fed1rmimpo03.cox.net ([70.169.32.75]) by fed1rmmtao101.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080205174917.FKEC20002.fed1rmmtao101.cox.net@fed1rmimpo03.cox.net> for ; Tue, 5 Feb 2008 12:49:17 -0500 Received: from BigAl ([72.192.137.74]) by fed1rmimpo03.cox.net with bizsmtp id ltpJ1Y00L1cVYgg0000000; Tue, 05 Feb 2008 12:49:18 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Rotor Identification / 20B NA Date: Tue, 5 Feb 2008 09:50:18 -0800 Message-ID: <000e01c8681f$924c54d0$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000F_01C867DC.842914D0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 Importance: Normal In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_000F_01C867DC.842914D0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Subject: [FlyRotary] Re: Rotor Identification / 20B NA =20 Another thing to remember is that very few 20Bs were N/A in standard automotive use. The 20B will produce nearly 300 HP normally aspirated at less than 7000 RPM. Al Gietzen dynoed the 20B he put in his cozy and = with a fairly restrictive exhaust it made 285 at 68 or 6900 RPM. With a 2.85:1 redrive and any slight flow improvement it would best 300. Another real = plus is that the engine is not at all highly stressed at that output. Bill Jepson=20 Bill - excuse me; it's a Velocity RG:-). Al (not that I have anything against the Cozy) ------=_NextPart_000_000F_01C867DC.842914D0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Subject: [FlyRotary] Re: Rotor Identification / 20B NA

 

Another thing to remember is that very few = 20Bs were N/A in standard automotive use. The 20B will produce nearly 300 HP = normally aspirated at less than 7000 RPM. Al Gietzen dynoed the 20B he put in his cozy and with a = fairly restrictive exhaust it made 285 at 68 or 6900 RPM. With a 2.85:1 = redrive and any slight flow improvement it would best 300. Another real = plus is that the engine is not at all highly stressed at that output.
Bill Jepson 

Bill – excuse me; = it’s a Velocity = RGJ.=

Al (not that I have anything = against the Cozy)

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