X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 14 May 2008 18:38:51 -0400 Message-ID: X-Original-Return-Path: Received: from [65.38.1.45] (HELO cgpro2.tulsaconnect.com) by logan.com (CommuniGate Pro SMTP 5.2.3) with ESMTP id 2921823 for lml@lancaironline.net; Wed, 14 May 2008 12:16:26 -0400 Received-SPF: pass receiver=logan.com; client-ip=65.38.1.45; envelope-from=kent@tulsaconnect.com Received: from [65.38.9.183] (HELO base4d11d9f2da) by cgpro2.tulsaconnect.com (CommuniGate Pro SMTP 5.2.1) with SMTP id 103916822 for lml@lancaironline.net; Wed, 14 May 2008 11:15:46 -0500 X-Original-Message-ID: <006b01c8b5dd$c2a60840$6401a8c0@base4d11d9f2da> From: "Kent" X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] Re: Horizontal Induction X-Original-Date: Wed, 14 May 2008 11:15:43 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0068_01C8B5B3.D9B83280" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_0068_01C8B5B3.D9B83280 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Have you talked with Allen at Barrett performance engines? in Tulsa? 918-835-1089 Kent Felkins ----- Original Message -----=20 From: Jeremy Fisher=20 To: lml@lancaironline.net=20 Sent: Wednesday, May 14, 2008 10:35 AM Subject: [LML] Re: Horizontal Induction Chris, Thank you for saving me a load of work and money. I would never have = thought that the ramifications of using an apparently more efficient 360 = setup would be so severe. This list has paid off for me yet again by = letting me gain from others' experience. I will go with the vertical induction! Jerry On Mon, May 12, 2008 at 8:14 PM, Christopher Skelt = wrote: Jerry, I bought a Lycoming IO-360M1A/B with horizontal induction and set = myself for some unexpected work and expense. However, this wasn't = becaause the induction was horizontal, but because the sump is wider and = the inlet pipes are too close to allow the exhaust pipes to fit in = between them. The standard Snowline exhaust recommended by Lancair = fouled up against the wider sump so I had to get a custom exhaust made = at $$$$. We weren't able to get this to fit between the inlet pipes, so = it passes around them, widening the frontal area. This meant that the = lower cowl didn't fit, and I had to cut out some material and make = chipmunk cheeks to clear the exhaust. We weren't able to rig a crossover = exhaust inside the cowl, so I have two parallel two into one pipes. = Whether the supposed extra efficiency of horizontal induction more than = offsets the power loss for not having a crossover will become clear when = I fly. If you're going with fuel injection, make sure you get the bracket = that offsets the fuel injection (four legged) spider from the center of = the engine to give you clearance for the upper cowl. If you want a forward mounted governer, you'll need to put a little = power bulge on the upper cowl (and be prepared for a lot of tinbashing = to make the baffling fit over the front of the engine. Not a big issue.=20 Make sure you get the shorter of the two dipstick options so you can = close the oil filler door in the upper cowl.=20 Bottom line is it's possible, but the wide sump makes life awkward. = However, presumably the large oil capacity offers better cooling etc. = Whether this is what Superior were alluding to, I don't know.=20 Let me know if you need more details.=20 Regards, Chris. ----- Original Message -----=20 From: Jeremy Fisher=20 To: lml@lancaironline.net Sent: 5/11/2008 7:01:32 PM=20 Subject: Horizontal Induction Has anyone fitted a 360 with a Lycoming engine with horizontal = induction? I am about to buy my engine, and am tempted by the apparent = benefits of using a horizontal induction sump. However Superior for one = stated that their orignal sump did not fit a 360. If you did fit an = engine with horizontal induction, what modifications to the cowling and = the exhaust were needed, and was it worth it? Thanks. Jerry Fisher -------------------------------------------------------------------------= ----- No virus found in this incoming message. Checked by AVG.=20 Version: 7.5.524 / Virus Database: 269.23.16/1432 - Release Date: = 5/14/2008 7:49 AM ------=_NextPart_000_0068_01C8B5B3.D9B83280 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Have you talked with Allen = at Barrett=20 performance engines?
in Tulsa?
 
918-835-1089
 
 
 
Kent Felkins
----- Original Message -----
From:=20 Jeremy Fisher=20
Sent: Wednesday, May 14, 2008 = 10:35=20 AM
Subject: [LML] Re: Horizontal=20 Induction

Chris,
 
Thank you for saving me a load of work and money.  I would = never=20 have thought that the ramifications of using an apparently more = efficient 360=20 setup would be so severe.  This list has paid off for me yet = again by=20 letting me gain from others' experience.
 
I will go with the vertical induction!
 
Jerry

On Mon, May 12, 2008 at 8:14 PM, Christopher = Skelt=20 <cskelt@earthlink.net>=20 wrote:
 
Jerry,
I bought a Lycoming IO-360M1A/B  with horizontal induction = and set=20 myself for some unexpected work and expense. However, this wasn't = becaause=20 the induction was horizontal, but because the sump is wider and the = inlet=20 pipes are too close to allow the exhaust pipes to fit in between = them. The=20 standard Snowline exhaust recommended by Lancair fouled up against = the wider=20 sump so I had to get a custom exhaust made at $$$$.  We weren't = able to=20 get this to fit between the inlet pipes, so it passes around them, = widening=20 the frontal area. This meant that the lower cowl didn't fit, and I = had to=20 cut out some material and make chipmunk cheeks to clear the exhaust. = We=20 weren't able to rig a crossover exhaust inside the cowl, so I have = two=20 parallel two into one pipes. Whether the supposed extra efficiency = of=20 horizontal induction more than offsets the power loss for not having = a=20 crossover will become clear when I fly.
 
If you're going with fuel injection, make sure you get the = bracket that=20 offsets the fuel injection (four legged) spider from the center of = the=20 engine to give you clearance for the upper cowl.
 
If you want a forward mounted governer, you'll need to put a = little=20 power bulge on the upper cowl (and be prepared for a lot of = tinbashing to=20 make the baffling fit over the front of the engine. Not a big issue. =
 
Make sure you get the shorter of the two dipstick options so = you can=20 close the oil filler door in the upper cowl.
 
Bottom line is it's possible, but the wide sump makes life = awkward.=20 However, presumably the large oil capacity offers better cooling = etc.=20 Whether this is what Superior were alluding to, I don't know.
 
Let me know if you need more details.
 
Regards, Chris.
----- Original Message ----- =
From: = Jeremy Fisher
Sent: 5/11/2008 7:01:32 PM =
Subject: Horizontal = Induction

Has anyone fitted a 360 with a Lycoming engine with = horizontal=20 induction?  I am about to buy my engine, and am tempted by = the=20 apparent benefits of using a horizontal induction sump.  = However=20 Superior for one stated that their orignal sump did not fit a = 360.  If you did fit an engine with horizontal induction, = what=20 modifications to the cowling and the exhaust were needed, and was = it worth=20 it?  Thanks.
 
Jerry=20 = Fisher

=

No virus found in this incoming message.
Checked by AVG.=20
Version: 7.5.524 / Virus Database: 269.23.16/1432 - Release Date:=20 5/14/2008 7:49 AM
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