X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 21 Jul 2008 13:15:01 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m19.mx.aol.com ([64.12.137.11] verified) by logan.com (CommuniGate Pro SMTP 5.2.5) with ESMTP id 3034165 for lml@lancaironline.net; Sun, 20 Jul 2008 10:01:36 -0400 Received: from Sky2high@aol.com by imo-m19.mx.aol.com (mail_out_v38_r9.4.) id q.c4b.31fbb5d8 (39330) for ; Sun, 20 Jul 2008 10:01:25 -0400 (EDT) From: Sky2high@aol.com X-Original-Message-ID: X-Original-Date: Sun, 20 Jul 2008 10:01:25 EDT Subject: Re: [LML] 320/360 Prop Clearance X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1216562485" X-Mailer: Unknown sub 34 X-Spam-Flag:NO -------------------------------1216562485 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Bryan, About 8 or 9 inches with a 70.25" two-bladed Hartzell, half a fuel load with no people or baggage in the plane. However, here are some variables to consider: 1. I maintain a 2.75" distance between the top of the nose strut flange and the bottom of the strut seal when measured in 60F to 80F ambient temperatures. 2. Some people have placed a spacer between the flange and fork in order to increase clearance (I have not). 3. I have shimmed up my engine, using 1/8" spacers, to eliminate the appearance of sag (mismatch of spinner to cowl top). This can have the effect of raising the prop clearance by about 1/2" for each such spacer that is used. 4. If one is using TK-5s (debongers) instead of the kit standard donuts on the mains (I am), there can be a dramatic difference in the nose up angle when the plane is loaded with souls, fuel and baggage. The TK-5s compress somewhat when under load, yielding greater prop clearance, while the donuts do not. Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Pilot not TSO'd, Certificated score only > 70%. In a message dated 7/20/2008 5:58:42 A.M. Central Daylight Time, vonjet@gmail.com writes: Can any of the 320/360 flyers give some input on how much ground clearance of the prop you are gettting? Please state if your prop is 2 blade or 3 and brand along with ground clearance. Really appreciate it. **************Get fantasy football with free live scoring. Sign up for FanHouse Fantasy Football today. (http://www.fanhouse.com/fantasyaffair?ncid=aolspr00050000000020) -------------------------------1216562485 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

Bryan,

About 8 or 9 inches with a 70.25" two-bladed Hartzell, half a fuel= =20 load with no people or baggage in the plane. However, here are so= me=20 variables to consider:

1. I maintain a 2.75" distance between the top of the nose strut flange= and=20 the bottom of the strut seal when measured in 60F to 80F ambient=20 temperatures.

2. Some people have placed a spacer between the flange a= nd=20 fork in order to increase clearance (I have not).

3. I have shimmed up my engine, using 1/8" spacers, to eliminate t= he=20 appearance of sag (mismatch of spinner to cowl top). This can have the= =20 effect of raising the prop clearance by about 1/2" for each such spacer that= is=20 used.

4. If one is using TK-5s (debongers) instead of the kit standard=20 donuts on the mains (I am), there can be a dramatic difference in=20= the=20 nose up angle when the plane is loaded with souls, fuel and baggage. T= he=20 TK-5s compress somewhat when under load, yielding greater prop=20 clearance, while the donuts do not.

Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

Pil= ot=20 not TSO'd, Certificated score only > 70%.

In a message dated 7/20/2008 5:58:42 A.M. Central Daylight Time,=20 vonjet@gmail.com writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>Can any=20 of the 320/360 flyers give some input on how much ground clearance of the=20= prop=20 you are gettting? Please state if your prop is 2 blade or 3 and bran= d=20 along with ground clearance. Really appreciate it.=20

Get fantasy football with free live scoring. Sign up for FanHouse Fantasy Football today.

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