X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 28 Aug 2014 21:55:26 -0400 Message-ID: X-Original-Return-Path: Received: from nschwmtas05p.mx.bigpond.com ([61.9.189.149] verified) by logan.com (CommuniGate Pro SMTP 6.0.9e) with ESMTP id 7119866 for lml@lancaironline.net; Thu, 28 Aug 2014 19:58:50 -0400 Received-SPF: none receiver=logan.com; client-ip=61.9.189.149; envelope-from=john@jjts.net.au Received: from nschwcmgw06p ([61.9.190.166]) by nschwmtas05p.mx.bigpond.com with ESMTP id <20140828235814.HTVU17863.nschwmtas05p.mx.bigpond.com@nschwcmgw06p> for ; Thu, 28 Aug 2014 23:58:14 +0000 Received: from [192.168.15.33] ([110.142.219.220]) by nschwcmgw06p with BigPond Outbound id kPyB1o00V4luXCm01PyCTJ; Thu, 28 Aug 2014 23:58:14 +0000 X-Authority-Analysis: v=2.0 cv=Pdd9d1dd c=1 sm=1 a=6xIvA0WTx9AVOJiHBW+VeQ==:17 a=eZDB6TUA0y8A:10 a=rK6Oqlo7jRMA:10 a=q2clqXz4F4AA:10 a=mCSqThwqAAAA:8 a=Kuncbw69hkRK0XVsl_0A:9 a=wPNLvfGTeEIA:10 a=rnYgdqcAs4AA:10 a=bRGwGtBNgQR_ZknyEVkA:9 a=_W_S_7VecoQA:10 a=_Z119BrDkGrib0Li:21 a=6xIvA0WTx9AVOJiHBW+VeQ==:117 User-Agent: Microsoft-MacOutlook/14.4.3.140616 X-Original-Date: Fri, 29 Aug 2014 07:58:10 +0800 Subject: Re: [LML] Re: Bolt Wear on Main Tire From: John Smith X-Original-To: Lancair Mailing List X-Original-Message-ID: Thread-Topic: [LML] Re: Bolt Wear on Main Tire References: In-Reply-To: Mime-version: 1.0 Content-type: multipart/alternative; boundary="B_3492143893_9190303" > This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. --B_3492143893_9190303 Content-type: text/plain; charset="ISO-8859-1" Content-transfer-encoding: quoted-printable Yes =AD I have had this issue since =B3day 1=B2 with Lancair standard stock kit supply alloy forks and tyres in 2008. They do offer an exchange I believe for steel forks which are stiffer, but of course heavier (can=B9t recall the pricing). But Lancair did kindly provid= e me with a =B3kit=B2 as Dan refers to which comprises a set of AN4 countersink bolts. I have=B9t yet fitted these as, at about the time I received this =B3kit=B2, I had to change my main gear tyres anyway =AD Gary Weeks recommended Goodyear Flight Custom III tyres as they have a slightly different profile compared to the Michelins supplied by Lancair and that they offer better clearance. Gary=B9s Legacy has steel forks and the clearance is fine; but wit= h my alloy forks, whilst there is 10-12mm clearance under static conditions now, I do occasionally get some rubber material deposited on the gear doors indicating that the tyres do still touch on occasions - but it is MUCH better. Fitting the counter sink bolt set would in combination with Custom III tyres fix it completely =AD I think. BTW =AD when it comes to machining the countersink profiles =AD I=B9ve been advised that the countersinks would have to be "perfect" to avoid any possibility of creating serious stress in the screws due to any eccentric loading =AD so the forks have to be properly milled on a heavy duty milling machine. So, I wouldn=B9t attempt to do it =B3by hand=B2. Regards, John =20 John N G Smith Tel / fax: +61-8-9385-8891 Mobile: +61-409-372-975 Email: john@jjts.net.au --B_3492143893_9190303 Content-type: text/html; charset="ISO-8859-1" Content-transfer-encoding: quoted-printable

Yes – I have had t= his issue since “day 1” with Lancair standard stock kit supply a= lloy forks and tyres in 2008.

They do offer an exch= ange I believe for steel forks which are stiffer, but of course heavier (can= ’t recall the pricing). But Lancair did kindly provide me with a ̶= 0;kit” as Dan refers to which comprises a set of AN4 countersink bolts= . I have’t yet fitted these as, at about the time I received thi= s “kit”, I had to change my main gear tyres anyway – Gary = Weeks recommended Goodyear Flight Custom III tyres as they have a sligh= tly different profile compared to the Michelins supplied by Lancair and that= they offer better clearance. Gary’s Legacy has steel forks and the cl= earance is fine; but with my alloy forks, whilst there is 10-12mm clearance = under static conditions now, I do occasionally get some rubber material depo= sited on the gear doors indicating that the tyres do still touch on occasion= s - but it is MUCH better. Fitting the counter sink bolt set would in = combination with Custom III tyres fix it completely – I think.

BTW – when it comes to machining the countersink pro= files – I’ve been advised that the countersinks would have to be= "perfect" to avoid any possibility of creating serious stress in the screws= due to any eccentric loading – so the forks have to be properly mille= d on a heavy duty milling machine. So, I wouldn’t attempt to do it = 220;by hand”.

=

Rega= rds,

John

John N G Smith
Tel / fax:    +61-8-9385-8891
Mobile:      +61-409-372-975
Email:         john@jjts.net.au
=

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