X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-m23.mx.aol.com ([64.12.137.4] verified) by logan.com (CommuniGate Pro SMTP 5.2.2) with ESMTP id 2877441 for flyrotary@lancaironline.net; Tue, 29 Apr 2008 16:46:48 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.4; envelope-from=Lehanover@aol.com Received: from Lehanover@aol.com by imo-m23.mx.aol.com (mail_out_v38_r9.3.) id q.cea.30f2b62f (41809) for ; Tue, 29 Apr 2008 16:46:05 -0400 (EDT) From: Lehanover@aol.com Message-ID: Date: Tue, 29 Apr 2008 16:46:04 EDT Subject: Re: [FlyRotary] Re: Cooling sytem changes- Velocity 20B To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1209501964" X-Mailer: 9.0 for Windows sub 5132 X-Spam-Flag: NO -------------------------------1209501964 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en =20 In a message dated 4/29/2008 12:50:27 PM Pacific Daylight Time,=20 ALVentures@cox.net writes: I drilled three 5/32=E2=80=9D holes in the thermostat to keep some flow goin= g through=20 not thinking that would provide any significant cooling, but I guess it does= .=20 First step is to replace the thermostat; then see if it might be appropriat= e=20 to reduce the airflow into the in-cowl rad =E2=80=93 in some way that reduce= s drag. =20 But the nice thing is there is no urgency =E2=80=93 and my flight regime is=20= not=20 limited.=20 I use a 180 degree thermostat with a single 1/8" hole to allow air to escape= .=20 On cold days the engine runs under 180 on yellow laps. That 1/8" hole is=20 enough flow to cool the engine.=20 =20 For best power, 160 degrees on the oil is as high as you need. =20 Lynn E. Hanover **************Need a new ride? Check out the largest site for U.S. used car=20 listings at AOL Autos. =20 (http://autos.aol.com/used?NCID=3Daolcmp00300000002851) -------------------------------1209501964 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Content-Language: en
In a message dated 4/29/2008 12:50:27 PM Pacific Daylight Time, ALVentu= res@cox.net writes:

I drilled three 5/32= =E2=80=9D holes in the thermostat to keep some flow going through not thinki= ng that would provide any significant cooling, but I guess it does.  Fi= rst step is to replace the thermostat; then see if it might be appropriate t= o reduce the airflow into the in-cowl rad =E2=80=93 in some way that reduces= drag.  But the nice thing is there is no urgency =E2=80=93 and my flig= ht regime is not limited.

 =

I use a 180 degree thermostat with a single 1/8" hole to allow air to e= scape. On cold days the engine runs under 180 on yellow laps. That 1/8" hole= is enough flow to cool the engine.
 
For best power, 160 degrees on the oil is as high as you need.
 
Lynn E. Hanover



Need a new r= ide? Check out the largest site for U.S. used car listings at AOL Autos.
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