Editor: Ponostyle

Celebrating Water

Editor: Xtreme = Geezer

Fitness and Fun After = Forty

503.936.7660

<= /div>

= --Apple-Mail=_FBEABCE9-BC5D-48E1-A492-E8D9B3D8EE04-- --===============0677926845646282845== Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ fot@autox.team.net http://www.fot-racing.com Archive: http://www.team.net/archive --===============0677926845646282845==-- From fot-bounces@autox.team.net Sun May 3 15:35:38 2015 Return-Path: Delivered-To: mharc@autox.team.net Received: from autox.team.net (localhost [127.0.0.1]) by autox.team.net (Postfix) with ESMTP id 98B0B2585680 for ; Sun, 3 May 2015 15:35:38 -0600 (MDT) Delivered-To: fot@autox.team.net Received: from bradakis.com (50-198-190-18-static.hfc.comcastbusiness.net [50.198.190.18]) by autox.team.net (Postfix) with ESMTP id 93C9C258564D for ; Sun, 3 May 2015 15:34:44 -0600 (MDT) Received: from bradakis.com (50-198-190-18-static.hfc.comcastbusiness.net [50.198.190.18]) by bradakis.com (Postfix) with ESMTP id 717B02C016A for ; Sun, 3 May 2015 15:40:58 -0600 (MDT) Date: Sun, 03 May 2015 15:40:52 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:36.0) Gecko/20100101 Firefox/36.0 SeaMonkey/2.33.1 To: fot@autox.team.net References: <20150503183549.6B52825853FD@autox.team.net> Subject: Re: [Fot] Weber tuning help please From: Mark J Bradakis via Fot Content-Transfer-Encoding: 7bit Errors-To: fot-bounces@autox.team.net It looks like you are using soft mounts. Check the plastic spacer for cracks, you may have an air leak between carb and manifold. mjb. _______________________________________________ fot@autox.team.net http://www.fot-racing.com Archive: http://www.team.net/archive From fot-bounces@autox.team.net Sun May 3 15:45:28 2015 Return-Path: Delivered-To: mharc@autox.team.net Received: from autox.team.net (localhost [127.0.0.1]) by autox.team.net (Postfix) with ESMTP id B669B25856D2 for ; Sun, 3 May 2015 15:45:28 -0600 (MDT) Delivered-To: fot@autox.team.net Received: from resqmta-po-11v.sys.comcast.net (resqmta-po-11v.sys.comcast.net [96.114.154.170]) by autox.team.net (Postfix) with ESMTP id 93F7D2584A59 for ; Sun, 3 May 2015 15:45:22 -0600 (MDT) Received: from resomta-po-02v.sys.comcast.net ([96.114.154.226]) by resqmta-po-11v.sys.comcast.net with comcast id PZrS1q0054tLnxL01ZrhYW; Sun, 03 May 2015 21:51:41 +0000 Received: from locutus ([50.170.163.20]) by resomta-po-02v.sys.comcast.net with comcast id PZrf1q00A0Sj6Ay01ZrfjH; Sun, 03 May 2015 21:51:40 +0000 To: "'Bill Babcock'" Date: Sun, 3 May 2015 15:52:08 -0600 Thread-Index: AdCF1lKoz21zvVC+T8WloAdy8qovcgADzsEg s=q20140121; t=1430689901; bh=R+Tw+2I73oOSjmPwbNrAXtucMlWLKPGwxQPpZLHqeEA=; h=Received:Received:From:To:Subject:Date:MIME-Version:Content-Type; b=N5YFMscqAhij/rvbXczBuN4Zx7A+4idfKfNK9/PGyX2n5pfUdlI3RHBcp1ee5cLaV 1QtTzLzvYTZuM8ks4OblBrD1ZbEKzb9ILqi7u5x4/r3HgEKruiFU95W3Qb2zKIjyxM 0Bj7GVWoi/SvUWpkDxJhQkHODj9AD0qK6CIXmenX7B0E5arpXwbv4F9TbUBk414YDg QMCQYYlxxSW4sdw+9xFCYAYVNXl6hgDq9p1fCu0B5r5qZ008RkNG5EBX5LzQPGKfS2 VaGGboqVIac3M00CKq4mLD6eeh3rDafCUZ+FgEdAdovRZOtDPWPvIObXHqRt4DkdIG 5mimIKvNErvwg== Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please From: Jim Gray via Fot Errors-To: fot-bounces@autox.team.net This is a multi-part message in MIME format. --===============2954822746898998318== boundary="----=_NextPart_000_0000_01D085B9.1D189A60" This is a multi-part message in MIME format. ------=_NextPart_000_0000_01D085B9.1D189A60 charset="us-ascii" Content-Transfer-Encoding: 7bit Bill, You were right but I don't have a good solution at the moment. Only # 3 reacted to the carb cleaner and that suprises me a bit. I have the thick remflex gaskets in there. One side of the intake manifold on # 3 had barely any contact with the gasket. The remflex and the Moss gaskets have 1-11/16" inside diameter openings at the intakes. My cannon manifolds are 1-7/16" and the cannon's don't have a lot of meat for bearing surface around the lower area's around 5 o'clock and 7 o'clock. As best I can tell though it was actually leaking on # 3 at 3 o'clock right next to the clamp bolt. I could actually look next to the clamp bolt and see where the gap was. I need to either find different gaskets with a smaller ID or make my own. Have you, or anybody had success at making their own intake/exhaust gaskets from regular gasket material ? jim _____ From: Bill Babcock [mailto:Bill@ponostyle.com] Sent: Sunday, May 03, 2015 1:21 PM To: Jim Gray Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please Sounds like an air leak somewhere. Perhaps it gets overcome at full throttle or is worsened at those specific RPMs because of harmonics in the vibration of the carb. Might be a crack or flaw in the carb, but more likely it's in the mounting, either O rings or some other flaw. They can be hard to detect and locate. You could use the carb cleaner method-spray a little at each joint or suspect area and listen for changes in engine sound. I've used the ultrasonic detector I use for finding leaks in surfboards to some effect, a leak sounds like a calliope, but there's a lot of other noise to sort it from. On May 3, 2015, at 8:40 AM, Jim Gray via Fot wrote: I just installed my webers and I'm running into something not covered in anything I've read so far. At cruise speed which I do on the street, 2500 -3000 RPM my exhaust gas temps on # 4 are 100 plus degrees over # 1and will climb to 1400 if I stay at that throttle setting. Under wide open throttle they equalize and seem to settle in at about 1300. However, I think this may be symptomatic of my other issue. When I'm tuning the idle air screws, open them up until it starts to miss & so on, I can get a predictable stumble from three out of the four screws. The screw on # 3 has no effect on the idle no matter how far I run it in or out. Also , when I put my syncrometers on #'s 3 and 4 they are significantly different. I'm not going to get my dyno tune before the first race in two weeks so I'm left to figure it out on my own for now. Any help would be greatly appreciated, Jim g _______________________________________________ http://www.fot-racing.com Archive: http://www.team.net/archive Forums: http://www.team.net/forums http://autox.team.net/mailman/options/fot/bill@ponostyle.com Bill Babcock Bill@ponostyle.com Editor: Ponostyle Celebrating Water Editor: Xtreme Geezer Fitness and Fun After Forty 503.936.7660 http://www.PonoStyle.com http://www.Xgeez.com ------=_NextPart_000_0000_01D085B9.1D189A60 charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bill,

You were right but I don’t = have a good solution at the moment. Only # 3 reacted to the carb cleaner and = that suprises me a bit.

I have the thick remflex gaskets in = there. One side of the intake manifold on # 3 had barely any contact with the = gasket.

The remflex and the Moss gaskets = have 1-11/16” inside diameter openings at the intakes. My cannon = manifolds are 1-7/16”

and the cannon’s don’t = have a lot of meat for bearing surface around the lower area’s around 5 = o’clock and 7 o’clock.

As best I can tell though it was = actually leaking on # 3 at 3 o’clock right next to the clamp = bolt.

I could actually look next to the = clamp bolt and see where the gap was.

I need to either find different = gaskets with a smaller ID or make my own.

Have you, or anybody had success at = making their own intake/exhaust gaskets from regular gasket material = ?

jim

From: Bill = Babcock [mailto:Bill@ponostyle.com]
Sent: Sunday, May 03, = 2015 1:21 PM
To: Jim Gray
Cc: = fot@autox.team.net
Subject: Re: [Fot] Weber = tuning help please

Sounds like an air leak somewhere. Perhaps it gets overcome at = full throttle or is worsened at those specific RPMs because of harmonics in = the vibration of the carb. Might be a crack or flaw in the carb, but more = likely it’s in the mounting, either O rings or some other flaw. They can = be hard to detect and locate. You could use the carb cleaner method—spray = a little at each joint or suspect area and listen for changes in engine = sound. I’ve used the ultrasonic detector I use for finding leaks in = surfboards to some effect, a leak sounds like a calliope, but there’s a lot of = other noise to sort it from.

On May 3, 2015, at 8:40 AM, Jim = Gray via Fot <fot@autox.team.net> wrote:

I just installed my webers and I’m running into something not covered in anything I’ve read so far.

At cruise speed which I do on the street, 2500 = -3000 RPM my exhaust gas temps on # 4 are 100 plus degrees

over # 1and will climb to 1400 if I stay at that = throttle setting. Under wide open throttle they equalize and seem

to settle in at about 1300.

However, I think this may be symptomatic of my other = issue. When I’m tuning the idle air screws, open them up until

it starts to miss & so on, I can get a = predictable stumble from three out of the four screws.

The screw on # 3 has no effect on the idle no matter = how far I run it in or out.

Also , when I put my syncrometers on #’s 3 and = 4 they are significantly different.

I’m not going to get my dyno tune before the = first race in two weeks so I’m left to figure it out on my own for = now.

Any help would be greatly appreciated,

Jim g

<image002.jpg>

_______________________________________________
fot@autox.team.net

http://www.fot-racing.com

Donate: http://www.team.net/donate.html
Archive: http://www.team.net/archive
Forums: http://www.team.net/forums
Unsubscribe/Manage: http://auto= x.team.net/mailman/options/fot/bill@ponostyle.com<= /o:p>

Bill = Babcock

Editor: = Ponostyle

Celebrating Water

<= /o:p>

Editor: = Xtreme Geezer

Fitness and Fun After Forty

503.936.7660

------=_NextPart_000_0000_01D085B9.1D189A60-- --===============2954822746898998318== Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ fot@autox.team.net http://www.fot-racing.com Archive: http://www.team.net/archive --===============2954822746898998318==-- From fot-bounces@autox.team.net Sun May 3 15:50:54 2015 Return-Path: Delivered-To: mharc@autox.team.net Received: from autox.team.net (localhost [127.0.0.1]) by autox.team.net (Postfix) with ESMTP id 420ED2585740 for ; Sun, 3 May 2015 15:50:54 -0600 (MDT) Delivered-To: fot@autox.team.net Received: from relay.mailchannels.net (aso-006-i437.relay.mailchannels.net [23.91.64.118]) by autox.team.net (Postfix) with ESMTP id A5EF02584A59 for ; Sun, 3 May 2015 15:47:08 -0600 (MDT) Received: from s15-dallas.accountservergroup.com (ip-10-204-4-183.us-west-2.compute.internal [10.204.4.183]) by relay.mailchannels.net (Postfix) with ESMTPA id 0BDB31D097A; Sun, 3 May 2015 21:53:24 +0000 (UTC) Received: from s15-dallas.accountservergroup.com (s15-dallas.accountservergroup.com [10.21.145.197]) (using TLSv1 with cipher DHE-RSA-AES256-SHA) by 0.0.0.0:2500 (trex/5.4.8); Sun, 03 May 2015 21:53:25 +0000 Received: from cpe-66-91-94-118.hawaii.res.rr.com ([66.91.94.118]:64674) by s15-dallas.accountservergroup.com with esmtpsa (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82) (envelope-from ) id 1Yp1pD-0003MF-LA; Sun, 03 May 2015 16:53:23 -0500 Date: Sun, 3 May 2015 11:53:22 -1000 References: <20150503183558.4DB992585449@autox.team.net> To: Jim Gray Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please From: Bill Babcock via Fot Errors-To: fot-bounces@autox.team.net --===============7194647677685925345== --Apple-Mail=_58F5004D-D287-4E61-BDED-15BFE155AB3F Content-Transfer-Encoding: quoted-printable charset=utf-8 If you overtighten the rubber compression mounts they don=E2=80=99t = work.=20 > On May 3, 2015, at 8:40 AM, Jim Gray via Fot = wrote: >=20 > I just installed my webers and I=E2=80=99m running into something not = covered in anything I=E2=80=99ve read so far. > At cruise speed which I do on the street, 2500 -3000 RPM my exhaust = gas temps on # 4 are 100 plus degrees > over # 1and will climb to 1400 if I stay at that throttle setting. = Under wide open throttle they equalize and seem > to settle in at about 1300. > However, I think this may be symptomatic of my other issue. When I=E2=80= =99m tuning the idle air screws, open them up until > it starts to miss & so on, I can get a predictable stumble from three = out of the four screws. > The screw on # 3 has no effect on the idle no matter how far I run it = in or out. > Also , when I put my syncrometers on #=E2=80=99s 3 and 4 they are = significantly different. > I=E2=80=99m not going to get my dyno tune before the first race in two = weeks so I=E2=80=99m left to figure it out on my own for now. > Any help would be greatly appreciated, > Jim g > =20 > > _______________________________________________ >=20 > http://www.fot-racing.com >=20 > Donate: http://www.team.net/donate.html = > Archive: http://www.team.net/archive > Forums: http://www.team.net/forums > Unsubscribe/Manage: = http://autox.team.net/mailman/options/fot/bill@ponostyle.com = Bill Babcock Bill@ponostyle.com Editor: Ponostyle Celebrating Water Editor: Xtreme Geezer Fitness and Fun After Forty 503.936.7660 http://www.PonoStyle.com http://www.Xgeez.com --Apple-Mail=_58F5004D-D287-4E61-BDED-15BFE155AB3F Content-Transfer-Encoding: quoted-printable charset=utf-8 If you overtighten the rubber compression mounts they don=E2=80= =99t work.

On May 3, 2015, at 8:40 AM, Jim = Gray via Fot <fot@autox.team.net> wrote:

I just installed my webers and I=E2=80=99m running = into something not covered in anything I=E2=80=99ve read so far.
At cruise = speed which I do on the street, 2500 -3000 RPM my exhaust gas = temps on # 4 are 100 plus degrees
over # 1and = will climb to 1400 if I stay at that throttle setting. Under wide open = throttle they equalize and seem
to settle in = at about 1300.
However, I = think this may be symptomatic of my other issue. When I=E2=80=99m tuning = the idle air screws, open them up until
it starts to = miss & so on, I can get a predictable stumble from three out of the = four screws.
The screw on # = 3 has no effect on the idle no matter how far I run it in or out.
Also , when I = put my syncrometers on #=E2=80=99s 3 and 4 they are significantly = different.
I=E2=80=99m = not going to get my dyno tune before the first race in two weeks so = I=E2=80=99m left to figure it out on my own for now.
Any help would = be greatly appreciated,
Jim g

<image002.jpg>
_______________________________________________
fot@autox.team.net

http://www.fot-racing.com

Donate: http://www.team.net/donate.html
Archive: http://www.team.net/archive
Forums: http://www.team.net/forums
Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/bill@ponostyle.com

Bill = Babcock

Editor: Ponostyle

Celebrating Water

Editor: Xtreme = Geezer

Fitness and Fun After = Forty

503.936.7660

http://www.ponostyle.com/wp-content/uploads/2015/04/weber.jpg

<= /div>

= --Apple-Mail=_58F5004D-D287-4E61-BDED-15BFE155AB3F-- --===============7194647677685925345== Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ fot@autox.team.net http://www.fot-racing.com Archive: http://www.team.net/archive --===============7194647677685925345==-- From fot-bounces@autox.team.net Sun May 3 19:30:38 2015 Return-Path: Delivered-To: mharc@autox.team.net Received: from autox.team.net (localhost [127.0.0.1]) by autox.team.net (Postfix) with ESMTP id 0D64B25857CA for ; Sun, 3 May 2015 19:30:38 -0600 (MDT) Delivered-To: fot@autox.team.net Received: from relay.mailchannels.net (ftx-008-i769.relay.mailchannels.net [50.61.143.69]) by autox.team.net (Postfix) with ESMTP id 764422580679 for ; Sun, 3 May 2015 19:30:29 -0600 (MDT) Received: from s15-dallas.accountservergroup.com (ip-10-213-14-133.us-west-2.compute.internal [10.213.14.133]) by relay.mailchannels.net (Postfix) with ESMTPA id 583316008B; Mon, 4 May 2015 01:36:45 +0000 (UTC) Received: from s15-dallas.accountservergroup.com (s15-dallas.accountservergroup.com [10.254.9.84]) (using TLSv1 with cipher DHE-RSA-AES256-SHA) by 0.0.0.0:2500 (trex/5.4.8); Mon, 04 May 2015 01:36:46 +0000 Received: from cpe-66-91-94-118.hawaii.res.rr.com ([66.91.94.118]:49756) by s15-dallas.accountservergroup.com with esmtpsa (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82) (envelope-from ) id 1Yp5JL-000EQG-PG; Sun, 03 May 2015 20:36:44 -0500 Date: Sun, 3 May 2015 15:36:42 -1000 To: Jim Gray Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please From: Bill Babcock via Fot Errors-To: fot-bounces@autox.team.net --===============4298938897662256815== --Apple-Mail=_AE7F14E6-3A31-4D0C-8C05-5A8281DE92F8 Content-Transfer-Encoding: quoted-printable charset=utf-8 No, they probably wont work unless you find some way to stabilize the = webers against the manifold. Otherwise the vibration will make leaks at = some RPM. And if you did you=E2=80=99ll probably turn the fuel in the = float bowls into foam. My preferred mount is the plastic adapters with = O-rings on both sides. They use a rubber double-cone washer with cups = over the ends for stabilizing, or sometimes flat springs like a = bellville washer. I tweak them down until they are snug and then back = off a turn. Using locknuts of course.=20 I don=E2=80=99t know what remflex gaskets are. The ones I use look like = this: http://www.ponostyle.com/wp-content/uploads/2015/04/weber.jpg > On May 3, 2015, at 11:52 AM, Jim Gray = wrote: >=20 > Bill, > You were right but I don=E2=80=99t have a good solution at the moment. = Only # 3 reacted to the carb cleaner and that suprises me a bit. > I have the thick remflex gaskets in there. One side of the intake = manifold on # 3 had barely any contact with the gasket. > The remflex and the Moss gaskets have 1-11/16=E2=80=9D inside diameter = openings at the intakes. My cannon manifolds are 1-7/16=E2=80=9D > and the cannon=E2=80=99s don=E2=80=99t have a lot of meat for bearing = surface around the lower area=E2=80=99s around 5 o=E2=80=99clock and 7 = o=E2=80=99clock. > As best I can tell though it was actually leaking on # 3 at 3 = o=E2=80=99clock right next to the clamp bolt. > I could actually look next to the clamp bolt and see where the gap = was. > I need to either find different gaskets with a smaller ID or make my = own. > Have you, or anybody had success at making their own intake/exhaust = gaskets from regular gasket material ? > jim > =20 > =20 > =20 > From: Bill Babcock [mailto:Bill@ponostyle.com = > Sent: Sunday, May 03, 2015 1:21 PM > To: Jim Gray > Subject: Re: [Fot] Weber tuning help please > =20 > Sounds like an air leak somewhere. Perhaps it gets overcome at full = throttle or is worsened at those specific RPMs because of harmonics in = the vibration of the carb. Might be a crack or flaw in the carb, but = more likely it=E2=80=99s in the mounting, either O rings or some other = flaw. They can be hard to detect and locate. You could use the carb = cleaner method=E2=80=94spray a little at each joint or suspect area and = listen for changes in engine sound. I=E2=80=99ve used the ultrasonic = detector I use for finding leaks in surfboards to some effect, a leak = sounds like a calliope, but there=E2=80=99s a lot of other noise to sort = it from.=20 > =20 >> On May 3, 2015, at 8:40 AM, Jim Gray via Fot > =20 >> I just installed my webers and I=E2=80=99m running into something not = covered in anything I=E2=80=99ve read so far. >> At cruise speed which I do on the street, 2500 -3000 RPM my exhaust = gas temps on # 4 are 100 plus degrees >> over # 1and will climb to 1400 if I stay at that throttle setting. = Under wide open throttle they equalize and seem >> to settle in at about 1300. >> However, I think this may be symptomatic of my other issue. When = I=E2=80=99m tuning the idle air screws, open them up until >> it starts to miss & so on, I can get a predictable stumble from three = out of the four screws. >> The screw on # 3 has no effect on the idle no matter how far I run it = in or out. >> Also , when I put my syncrometers on #=E2=80=99s 3 and 4 they are = significantly different. >> I=E2=80=99m not going to get my dyno tune before the first race in = two weeks so I=E2=80=99m left to figure it out on my own for now. >> Any help would be greatly appreciated, >> Jim g >> =20 >> >> _______________________________________________ >>=20 >> http://www.fot-racing.com >>=20 >> Donate: http://www.team.net/donate.html = >> Archive: http://www.team.net/archive >> Forums: http://www.team.net/forums >> Unsubscribe/Manage: = http://autox.team.net/mailman/options/fot/bill@ponostyle.com = > =20 > Bill Babcock > Editor: Ponostyle > Celebrating Water > =20 > Editor: Xtreme Geezer > Fitness and Fun After Forty > 503.936.7660 > http://www.PonoStyle.com > http://www.Xgeez.com Bill Babcock Bill@ponostyle.com Editor: Ponostyle Celebrating Water Editor: Xtreme Geezer Fitness and Fun After Forty 503.936.7660 http://www.PonoStyle.com http://www.Xgeez.com --Apple-Mail=_AE7F14E6-3A31-4D0C-8C05-5A8281DE92F8 Content-Transfer-Encoding: quoted-printable charset=utf-8 No, they probably wont work unless you find some way to = stabilize the webers against the manifold. Otherwise the vibration will = make leaks at some RPM. And if you did you=E2=80=99ll probably turn the = fuel in the float bowls into foam. My preferred mount is the plastic = adapters with O-rings on both sides. They use a rubber double-cone = washer with cups over the ends for stabilizing, or sometimes flat = springs like a bellville washer. I tweak them down until they are snug = and then back off a turn. Using locknuts of course.

I= don=E2=80=99t know what remflex gaskets are. The ones I use look like = this:

On May 3, 2015, at 11:52 AM, Jim Gray <toodamnfunky@comcast.net> wrote:

Bill,
You were right but I don=E2=80=99t have a good = solution at the moment. Only # 3 reacted to the carb cleaner and that = suprises me a bit.
I have the thick remflex gaskets in there. One side of = the intake manifold on # 3 had barely any contact with the gasket.
The remflex and the Moss gaskets have 1-11/16=E2=80=9D inside = diameter openings at the intakes. My cannon manifolds are 1-7/16=E2=80=9D<= o:p class=3D"">
and the cannon=E2=80=99s don=E2=80=99t have a lot of meat for = bearing surface around the lower area=E2=80=99s around 5 o=E2=80=99clock = and 7 o=E2=80=99clock.
As best I can tell though it was actually leaking on # = 3 at 3 o=E2=80=99clock right next to the clamp bolt.
I = could actually look next to the clamp bolt and see where the gap = was.
I = need to either find different gaskets with a smaller ID or make my = own.
Have you, or anybody had success at making their own = intake/exhaust gaskets from regular gasket material ?
jim

From: Bill Babcock [mailto:Bill@ponostyle.com]
Sent: Sunday, May 03, 2015 1:21 = PM
To: Jim Gray
Cc: fot@autox.team.net
Subject: Re: [Fot] Weber tuning help = please

Sounds like an air leak somewhere. = Perhaps it gets overcome at full throttle or is worsened at those = specific RPMs because of harmonics in the vibration of the carb. Might = be a crack or flaw in the carb, but more likely it=E2=80=99s in the = mounting, either O rings or some other flaw. They can be hard to detect = and locate. You could use the carb cleaner method=E2=80=94spray a little = at each joint or suspect area and listen for changes in engine sound. = I=E2=80=99ve used the ultrasonic detector I use for finding leaks in = surfboards to some effect, a leak sounds like a calliope, but there=E2=80=99= s a lot of other noise to sort it from.

On May 3, 2015, at 8:40 AM, Jim Gray via Fot <fot@autox.team.net> = wrote:

I just = installed my webers and I=E2=80=99m running into something not covered = in anything I=E2=80=99ve read so far.
At cruise speed which I do on the street, 2500 = -3000 RPM my exhaust gas temps on # 4 are 100 plus degrees
over # 1and will climb to 1400 if I stay at that = throttle setting. Under wide open throttle they equalize and seem
to settle in at about 1300.
However, I think this may be symptomatic of my other = issue. When I=E2=80=99m tuning the idle air screws, open them up = until
it starts to = miss & so on, I can get a predictable stumble from three out of the = four screws.
The screw on # = 3 has no effect on the idle no matter how far I run it in or out.
Also , when I put my syncrometers on #=E2=80=99s 3 = and 4 they are significantly different.
I=E2=80=99m not going to get my dyno tune before the = first race in two weeks so I=E2=80=99m left to figure it out on my own = for now.
Any help would = be greatly appreciated,
Jim g

<image002.jpg>
_______________________________________________
fot@autox.team.net

http://www.fot-racing.com

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Bill Babcock
Bill@ponostyle.com
Editor: = Ponostyle
Celebrating Water

Editor: Xtreme = Geezer
Fitness and Fun After = Forty
503.936.7660
http://www.PonoStyle.com
http://www.Xgeez.com
<= /div>

Bill = Babcock

Editor: Ponostyle

Celebrating Water

Editor: Xtreme = Geezer

Fitness and Fun After = Forty

503.936.7660

ht= tp://www.ponostyle.com/wp-content/uploads/2015/04/weber.jpg

<= /div>

= --Apple-Mail=_AE7F14E6-3A31-4D0C-8C05-5A8281DE92F8-- --===============4298938897662256815== Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ fot@autox.team.net http://www.fot-racing.com Archive: http://www.team.net/archive --===============4298938897662256815==-- From fot-bounces@autox.team.net Sun May 3 22:46:45 2015 Return-Path: Delivered-To: mharc@autox.team.net Received: from autox.team.net (localhost [127.0.0.1]) by autox.team.net (Postfix) with ESMTP id 67F6125844B0 for ; Sun, 3 May 2015 22:46:45 -0600 (MDT) Delivered-To: fot@autox.team.net Received: from resqmta-po-03v.sys.comcast.net (resqmta-po-03v.sys.comcast.net [96.114.154.162]) by autox.team.net (Postfix) with ESMTP id 8AF762580151 for ; Sun, 3 May 2015 22:46:26 -0600 (MDT) Received: from resomta-po-13v.sys.comcast.net ([96.114.154.237]) by resqmta-po-03v.sys.comcast.net with comcast id Pgse1q00657bBgG01gseXo; Mon, 04 May 2015 04:52:38 +0000 Received: from locutus ([50.170.163.20]) by resomta-po-13v.sys.comcast.net with comcast id Pgse1q0030Sj6Ay01gseUp; Mon, 04 May 2015 04:52:38 +0000 To: "'Bill Babcock'" Date: Sun, 3 May 2015 22:53:20 -0600 Thread-Index: AdCGCslfWk4Hg3a+TGu9VZfyayG0TQAGx6cg s=q20140121; t=1430715158; bh=2NoFHY/3fBeymDpD6aHdXwLdUAVbZmlRyJ2o8u9fkFw=; h=Received:Received:From:To:Subject:Date:MIME-Version:Content-Type; b=tfpy/3uo+7tL5LcaKESzgQV6BAqPoUHeFaqewFiEpVZWeyWP2A/0mSN0BqqViHTg6 d77/ohCXfr2qdYWxAOceNQLxb3CCozxqp2zRmFh6w10R+XMm74cMPJyoyrjOkZpJ1e 8M8QaJAPLUBrTPXyDoVDuRn3JS5ljsQTPKPxtcsJf/Vquok9Idsh8vnTvgagbUDQmG H1VsWY0Kko8jc3GIuwaqcpkVlBf2aF4XftbMBk2StbcXuoWu/WP8vxN/UPRKlVh6xp A83/W1YWv0IiBFxqUdG2wqbfLQU+gOjdGUiGANUHsMowOz6oE0AscES7XAGK8GO+g1 CROV8LfiUbV0w== Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please From: Jim Gray via Fot Errors-To: fot-bounces@autox.team.net This is a multi-part message in MIME format. --===============3623911973289731103== boundary="----=_NextPart_000_0021_01D085F3.F3E32080" This is a multi-part message in MIME format. ------=_NextPart_000_0021_01D085F3.F3E32080 charset="us-ascii" Content-Transfer-Encoding: 7bit I have the vibration isolators between the cabs and the manifold, they weren't the problem. The leak is at the manifold gasket. The gaskets are too big for the intake manifolds. I'm already well into making my own to a perfect fit this time. jim _____ From: Bill Babcock [mailto:Bill@ponostyle.com] Sent: Sunday, May 03, 2015 7:37 PM To: Jim Gray Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please No, they probably wont work unless you find some way to stabilize the webers against the manifold. Otherwise the vibration will make leaks at some RPM. And if you did you'll probably turn the fuel in the float bowls into foam. My preferred mount is the plastic adapters with O-rings on both sides. They use a rubber double-cone washer with cups over the ends for stabilizing, or sometimes flat springs like a bellville washer. I tweak them down until they are snug and then back off a turn. Using locknuts of course. I don't know what remflex gaskets are. The ones I use look like this: http://www.ponostyle.com/wp-content/uploads/2015/04/weber.jpg On May 3, 2015, at 11:52 AM, Jim Gray wrote: Bill, You were right but I don't have a good solution at the moment. Only # 3 reacted to the carb cleaner and that suprises me a bit. I have the thick remflex gaskets in there. One side of the intake manifold on # 3 had barely any contact with the gasket. The remflex and the Moss gaskets have 1-11/16" inside diameter openings at the intakes. My cannon manifolds are 1-7/16" and the cannon's don't have a lot of meat for bearing surface around the lower area's around 5 o'clock and 7 o'clock. As best I can tell though it was actually leaking on # 3 at 3 o'clock right next to the clamp bolt. I could actually look next to the clamp bolt and see where the gap was. I need to either find different gaskets with a smaller ID or make my own. Have you, or anybody had success at making their own intake/exhaust gaskets from regular gasket material ? jim _____ From: Bill Babcock [mailto:Bill@ponostyle.com] Sent: Sunday, May 03, 2015 1:21 PM To: Jim Gray Cc: fot@autox.team.net Subject: Re: [Fot] Weber tuning help please Sounds like an air leak somewhere. Perhaps it gets overcome at full throttle or is worsened at those specific RPMs because of harmonics in the vibration of the carb. Might be a crack or flaw in the carb, but more likely it's in the mounting, either O rings or some other flaw. They can be hard to detect and locate. You could use the carb cleaner method-spray a little at each joint or suspect area and listen for changes in engine sound. I've used the ultrasonic detector I use for finding leaks in surfboards to some effect, a leak sounds like a calliope, but there's a lot of other noise to sort it from. On May 3, 2015, at 8:40 AM, Jim Gray via Fot wrote: I just installed my webers and I'm running into something not covered in anything I've read so far. At cruise speed which I do on the street, 2500 -3000 RPM my exhaust gas temps on # 4 are 100 plus degrees over # 1and will climb to 1400 if I stay at that throttle setting. Under wide open throttle they equalize and seem to settle in at about 1300. However, I think this may be symptomatic of my other issue. When I'm tuning the idle air screws, open them up until it starts to miss & so on, I can get a predictable stumble from three out of the four screws. The screw on # 3 has no effect on the idle no matter how far I run it in or out. Also , when I put my syncrometers on #'s 3 and 4 they are significantly different. I'm not going to get my dyno tune before the first race in two weeks so I'm left to figure it out on my own for now. Any help would be greatly appreciated, Jim g _______________________________________________ http://www.fot-racing.com Archive: http://www.team.net/archive Forums: http://www.team.net/forums http://autox.team.net/mailman/options/fot/bill@ponostyle.com Bill Babcock Bill@ponostyle.com Editor: Ponostyle Celebrating Water Editor: Xtreme Geezer Fitness and Fun After Forty 503.936.7660 http://www.PonoStyle.com http://www.Xgeez.com Bill Babcock Bill@ponostyle.com Editor: Ponostyle Celebrating Water Editor: Xtreme Geezer Fitness and Fun After Forty 503.936.7660 http://www.PonoStyle.com http://www.Xgeez.com ------=_NextPart_000_0021_01D085F3.F3E32080 charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I have the vibration isolators = between the cabs and the manifold, they weren’t the problem. The leak is at = the manifold gasket. The gaskets are too big for the intake = manifolds.

I’m already well into making = my own to a perfect fit this time.

jim

From: Bill = Babcock [mailto:Bill@ponostyle.com]
Sent: Sunday, May 03, = 2015 7:37 PM
To: Jim Gray
Cc: = fot@autox.team.net
Subject: Re: [Fot] Weber = tuning help please

No, they probably wont work unless you find some way to = stabilize the webers against the manifold. Otherwise the vibration will make leaks at = some RPM. And if you did you’ll probably turn the fuel in the float = bowls into foam. My preferred mount is the plastic adapters with O-rings on both sides. = They use a rubber double-cone washer with cups over the ends for stabilizing, or sometimes flat springs like a bellville washer. I tweak them down until = they are snug and then back off a turn. Using locknuts of = course.

I don’t know what remflex gaskets are. The ones I use look = like this:

On May 3, 2015, at 11:52 AM, Jim = Gray <toodamnfunky@comcast.net>= wrote:

Bill,

You were right but I don’t = have a good solution at the moment. Only # 3 reacted to the carb cleaner and that = suprises me a bit.

I have the thick remflex gaskets in = there. One side of the intake manifold on # 3 had barely any contact with the = gasket.

The remflex and the Moss gaskets = have 1-11/16” inside diameter openings at the intakes. My cannon = manifolds are 1-7/16”

and the cannon’s don’t = have a lot of meat for bearing surface around the lower area’s around 5 o’clock = and 7 o’clock.

As best I can tell though it was = actually leaking on # 3 at 3 o’clock right next to the clamp bolt.

I could actually look next to the = clamp bolt and see where the gap was.

I need to either find different = gaskets with a smaller ID or make my own.

Have you, or anybody had success at = making their own intake/exhaust gaskets from regular gasket material ?

jim

From: Bill Babcock [mailto:Bill@ponostyle.com]
Sent: Sunday, May 03, 2015 1:21 = PM
To: Jim Gray
Cc: fot@autox.team.net
Subject: Re: [Fot] Weber tuning help = please

Sounds like an air leak somewhere. Perhaps it gets overcome at = full throttle or is worsened at those specific RPMs because of harmonics in = the vibration of the carb. Might be a crack or flaw in the carb, but more = likely it’s in the mounting, either O rings or some other flaw. They can = be hard to detect and locate. You could use the carb cleaner method—spray a = little at each joint or suspect area and listen for changes in engine sound. I’ve = used the ultrasonic detector I use for finding leaks in surfboards to some = effect, a leak sounds like a calliope, but there’s a lot of other noise to = sort it from.

On May 3, 2015, at 8:40 AM, Jim Gray via Fot <fot@autox.team.net> = wrote:

I just installed my webers and I’m running into = something not covered in anything I’ve read so far.

At cruise speed which I do on the street, 2500 = -3000 RPM my exhaust gas temps on # 4 are 100 plus degrees

over # 1and will climb to 1400 if I stay at that = throttle setting. Under wide open throttle they equalize and seem

to settle in at about 1300.

However, I think this may be symptomatic of my other = issue. When I’m tuning the idle air screws, open them up until

it starts to miss & so on, I can get a = predictable stumble from three out of the four screws.

The screw on # 3 has no effect on the idle no matter = how far I run it in or out.

Also , when I put my syncrometers on #’s 3 and = 4 they are significantly different.

I’m not going to get my dyno tune before the = first race in two weeks so I’m left to figure it out on my own for now.

Any help would be greatly appreciated,

Jim g

<image002.jpg>

_______________________________________________ fot@autox.team.net

http://www.fot-racing.com

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Archive: http://www.team.net/archive
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Unsubscribe/Manage: http://auto= x.team.net/mailman/options/fot/bill@ponostyle.com<= /o:p>

Bill = Babcock

Bill@ponostyle.com

Editor: Ponostyle

Celebrating = Water

Editor: Xtreme Geezer

Fitness and Fun After = Forty

503.936.7660

http://www.PonoStyle.com

http://www.Xgeez.com

Bill = Babcock

Editor: = Ponostyle

Celebrating Water

<= /o:p>

Editor: = Xtreme Geezer

Fitness and Fun After Forty

503.936.7660