X-Virus-Scanned: clean according to Sophos on Logan.com From: "Richard Van Camp" Received: from nm2-vm1.bullet.mail.bf1.yahoo.com ([98.139.213.158] verified) by logan.com (CommuniGate Pro SMTP 6.2c1) with ESMTPS id 9505633 for flyrotary@lancaironline.net; Sat, 25 Feb 2017 23:38:19 -0500 Received-SPF: none receiver=logan.com; client-ip=98.139.213.158; envelope-from=ravancamp@att.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1488083883; bh=kSDZqOyx5rUlLaToFxxjhOnl/XuxIPm9H/UHLrWtbNk=; h=Date:From:Reply-To:To:Subject:References:From:Subject; b=wzr7jjqRaEITWRWgxfa8qq4Ikl53U1aUYPy0dlrAPbXlNUiomTrWyN//ae1AQnvCkSaTnEYA9Zp60VOwgrL0Tm6zy6jqw1QnnM/zKrkcch8pk1jR2WC9449j6HdC+SzhNyMhKoC1T+GJZ5eCnA0DliLpfppYGb3bD+1APnmTpp8= Received: from [98.139.215.143] by nm2.bullet.mail.bf1.yahoo.com with NNFMP; 26 Feb 2017 04:38:03 -0000 Received: from [98.139.215.253] by tm14.bullet.mail.bf1.yahoo.com with NNFMP; 26 Feb 2017 04:38:03 -0000 Received: from [127.0.0.1] by omp1066.mail.bf1.yahoo.com with NNFMP; 26 Feb 2017 04:38:03 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 115893.93701.bm@omp1066.mail.bf1.yahoo.com X-YMail-OSG: U0Vn7rkVM1kZNXB8Ugd9mWM58RB2VnLTH_6z8r9Qvm6LeV3AM_Xo8.HpreY95fX Uvypw8SKKzULlDzig.i.hZKaiGUTqS0MfsMcUvTXO7PInmRxvgjpCjh1NXJnm4slZT4VKXAO8qQE QwUxbr2l9y1Yvic8mflys.WMijpU9OwjXTwXAysX6ITyuIi_x_u2psYwVTvY5sin65pqgIxhi8ol JFwMxW.RcRuqJ_u7e3EzGoZgv4OS86XgL_1typ1.8By6SOF0xB3rg3faUIYzY03jhN5M04LhD1MU TQ4VRaNTPmJyKGTklMA5CkqW_47D7iGgiJP0zASFAEBPAyIHRQpK7AE.IsdQrS1T_sQfCeddI1._ nLoe2MzpAevXAENuhyxnHUHQSLeL_EB5EVMjFCkYPkkezqzAu47_45hNh9fVXx4TIXpcQUve0JT. vGFIvpButJgYA9tLVdwvsXfLJsbPvXizo6U8s_bj3Vwt3ygiVjCc8vSBrPSHYP1zARLH0JjSQfVu Z6cioGCm1TNgK_1wF9_qObtvN0NXtY1hp Received: from jws400178.mail.bf2.yahoo.com by sendmailws162.mail.bf1.yahoo.com; Sun, 26 Feb 2017 04:38:02 +0000; 1488083882.696 Date: Sun, 26 Feb 2017 04:38:02 +0000 (UTC) Reply-To: Richard Van Camp To: "flyrotary@lancaironline.net" Message-ID: <996070218.1159578.1488083882472@mail.yahoo.com> Subject: Why use the P-Port? MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit References: <996070218.1159578.1488083882472.ref@mail.yahoo.com> Content-Length: 347 Why is the peripheral port rotary so relied upon in experimental aviation? Is this for technical reason(s) such as intake tuning or simplicity of implementation as compared to other known methods of porting that are capable of generating similar power levels? Does anyone have knowledge of successes with some of the other porting methods? Rick