[FC] Tire Equivalent
J R Read
hmlinc at sbcglobal.net
Sat Sep 1 20:31:30 EDT 2012
Try Europe or Coker. Otherwise - larger wheels.
Later, JR
----- Original Message -----
From: <dan at proseverse.com>
To: <corvanatics at corvair.org>
Sent: Saturday, September 01, 2012 3:44 PM
Subject: [FC] Tire Equivalent
>
> Replacing tires on a 63 convertible for a friend. Difficult to get
> 185/80/13. Any suggestions for a contemporary equivalent.
>
>
> ----- Reply message -----
> From: corvanatics-request at corvair.org
> To: <corvanatics at corvair.org>
> Subject: Corvanatics Digest, Vol 91, Issue 12
> Date: Thu, Aug 30, 2012 9:00 AM
>
>
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> Today's Topics:
>
> 1. Vacuum advance issue - (Jeff Brylow)
> 2. Jay Leno on the 2012 convention blog (Vairtec Corporation)
> 3. Re: Vacuum advance issue - (Mikeamauro at aol.com)
> 4. Re: Vacuum advance issue - (N2VZD at aol.com)
> 5. Re: Vacuum advance issue - (Bruce Gwyther)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 29 Aug 2012 13:11:08 -0400
> From: Jeff Brylow <jeffbrylow at gmail.com>
> Subject: [FC] Vacuum advance issue -
> To: corvanatics at corvair.org
> Message-ID:
> <CAKR9_ve=iSn1XB2yQpws3Fz=hLFJt4nns9bCRuHc5Zt7sMXq_Q at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Folks - First issue - I've been attempting to dial in the engine in my '64
> Greenbrier for some time now and have an issue that has me stumped. Quite
> simply the vacuum advance seems to be performing too well! I'm
> experiencing
> hesitation on take off and I believe excess spark advance may be the
> issue.
>
> With the vacuum line disconnected, as is called for during the normal
> timing procedure, I can time the engine, vehicle in drive, right at 13
> btdc. Then when I hook up the vacuum advance line from the carb, I
> immediately get at least 10 degrees of advance at idle. I've tried three
> different advance units all with the same results.
>
> Some facts to help with any offers of help -
>
> Engine code- "ZB" '61 - '62 80 hp
>
> carb codes - left bank 7020101 / right bank 7019110
>
> distributor - # 1110272 / vacuum advance #951
>
> head # 3786588.
>
> Second issue (related to first issue?) - I'm only seeing 5-7 in. hg at
> the
> carbs with my vaccum gauge and the truck actually seems to run quite well
> here. This is with the curb idle set at 1-1/2 turns in per factory
> setting.
> Many sources state we should see 14-18 in hg.
> ..
> Third issue (question) - I ran a compression test recently - results as
> follows - #1 - 140# , #2- 145# , #3 - 142# , #4 - 141# , #5 - 157# , #6 -
> 140#. These numbers seem a bit high to me. Are these numbers normal for a
> 80 hp. engine?
>
> Thanks,
>
> Jeff B. - Wisconsin
>
> '64 Monza sedan
>
> '64 Greenbrier
>
> '62 Greenbrier Deluxe (running parts car)
>
>
> ------------------------------
>
> Message: 2
> Date: Wed, 29 Aug 2012 13:39:24 -0400
> From: Vairtec Corporation <Vairtec at optonline.net>
> Subject: [FC] Jay Leno on the 2012 convention blog
> To: VV <virtualvairs at corvair.org>, "fastvair at yahoogroups.com"
> <fastvair at yahoogroups.com>, "corvanatics at corvair.org"
> <corvanatics at corvair.org>
> Message-ID: <503E53CC.6020901 at optonline.net>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> Jay Leno's greeting to the 2012 CORSA Convention is now available for
> viewing on the convention blog:
>
> http://corsa2012.blogspot.com/
>
>
> ------------------------------
>
> Message: 3
> Date: Wed, 29 Aug 2012 14:49:46 -0400 (EDT)
> From: Mikeamauro at aol.com
> Subject: Re: [FC] Vacuum advance issue -
> To: jeffbrylow at gmail.com, corvanatics at corvair.org
> Message-ID: <137de6.3d88d2d2.3d6fbe4a at aol.com>
> Content-Type: text/plain; charset="US-ASCII"
>
> "...Then when I hook up the vacuum advance line from the carb, I
> immediately get at least 10 degrees of advance at idle..."
>
> Sounds like you not connected to the ported vacuum... you should be (this
> connection at carb has no vacuum signal at idle), or the idle adjustment
> is
> set too high (simulating an off-idle condition, and thus vacuum is
> present
> at ported, port).
>
> Mike Mauro
>
>
> In a message dated 8/29/2012 1:11:16 P.M. Eastern Daylight Time,
> jeffbrylow at gmail.com writes:
>
> Folks - First issue - I've been attempting to dial in the engine in my
> '64
> Greenbrier for some time now and have an issue that has me stumped. Quite
> simply the vacuum advance seems to be performing too well! I'm
> experiencing
> hesitation on take off and I believe excess spark advance may be the
> issue.
>
> With the vacuum line disconnected, as is called for during the normal
> timing procedure, I can time the engine, vehicle in drive, right at 13
> btdc. Then when I hook up the vacuum advance line from the carb, I
> immediately get at least 10 degrees of advance at idle. I've tried three
> different advance units all with the same results.
>
> Some facts to help with any offers of help -
>
> Engine code- "ZB" '61 - '62 80 hp
>
> carb codes - left bank 7020101 / right bank 7019110
>
> distributor - # 1110272 / vacuum advance #951
>
> head # 3786588.
>
> Second issue (related to first issue?) - I'm only seeing 5-7 in. hg at
> the
> carbs with my vaccum gauge and the truck actually seems to run quite well
> here. This is with the curb idle set at 1-1/2 turns in per factory
> setting.
> Many sources state we should see 14-18 in hg.
> ..
> Third issue (question) - I ran a compression test recently - results as
> follows - #1 - 140# , #2- 145# , #3 - 142# , #4 - 141# , #5 - 157# , #6 -
> 140#. These numbers seem a bit high to me. Are these numbers normal for a
> 80 hp. engine?
>
> Thanks,
>
> Jeff B. - Wisconsin
>
> '64 Monza sedan
>
> '64 Greenbrier
>
> '62 Greenbrier Deluxe (running parts car)
> _______________________________________________
> Corvanatics mailing list
> Corvanatics at corvair.org
> http://www.vv.corvair.org/mailman/listinfo/corvanatics
> This list sponsored by the Corvair Society of America,
> http://www.corvair.org/
>
>
>
> ------------------------------
>
> Message: 4
> Date: Wed, 29 Aug 2012 15:25:31 -0400 (EDT)
> From: N2VZD at aol.com
> Subject: Re: [FC] Vacuum advance issue -
> To: Mikeamauro at aol.com, jeffbrylow at gmail.com, corvanatics at corvair.org
> Message-ID: <31e6e.7ba60097.3d6fc6ab at aol.com>
> Content-Type: text/plain; charset="US-ASCII"
>
> I do not think the 900 series advance units are corvair if it makes
> that
> much difference.
> I am not near my books
> regards, Tim Colson
>
>
> In a message dated 8/29/2012 2:50:19 P.M. Eastern Daylight Time,
> Mikeamauro at aol.com writes:
>
> "...Then when I hook up the vacuum advance line from the carb, I
> immediately get at least 10 degrees of advance at idle..."
>
> Sounds like you not connected to the ported vacuum... you should be
> (this
> connection at carb has no vacuum signal at idle), or the idle adjustment
> is
> set too high (simulating an off-idle condition, and thus vacuum is
> present
> at ported, port).
>
> Mike Mauro
>
>
> In a message dated 8/29/2012 1:11:16 P.M. Eastern Daylight Time,
> jeffbrylow at gmail.com writes:
>
> Folks - First issue - I've been attempting to dial in the engine in my
> '64
> Greenbrier for some time now and have an issue that has me stumped.
> Quite
> simply the vacuum advance seems to be performing too well! I'm
> experiencing
> hesitation on take off and I believe excess spark advance may be the
> issue.
>
> With the vacuum line disconnected, as is called for during the normal
> timing procedure, I can time the engine, vehicle in drive, right at 13
> btdc. Then when I hook up the vacuum advance line from the carb, I
> immediately get at least 10 degrees of advance at idle. I've tried
> three
> different advance units all with the same results.
>
> Some facts to help with any offers of help -
>
> Engine code- "ZB" '61 - '62 80 hp
>
> carb codes - left bank 7020101 / right bank 7019110
>
> distributor - # 1110272 / vacuum advance #951
>
> head # 3786588.
>
> Second issue (related to first issue?) - I'm only seeing 5-7 in. hg at
> the
> carbs with my vaccum gauge and the truck actually seems to run quite
> well
> here. This is with the curb idle set at 1-1/2 turns in per factory
> setting.
> Many sources state we should see 14-18 in hg.
> ..
> Third issue (question) - I ran a compression test recently - results
> as
> follows - #1 - 140# , #2- 145# , #3 - 142# , #4 - 141# , #5 - 157# ,
> #6 -
> 140#. These numbers seem a bit high to me. Are these numbers normal for
> a
> 80 hp. engine?
>
> Thanks,
>
> Jeff B. - Wisconsin
>
> '64 Monza sedan
>
> '64 Greenbrier
>
> '62 Greenbrier Deluxe (running parts car)
> _______________________________________________
> Corvanatics mailing list
> Corvanatics at corvair.org
> http://www.vv.corvair.org/mailman/listinfo/corvanatics
> This list sponsored by the Corvair Society of America,
> http://www.corvair.org/
>
> _______________________________________________
> Corvanatics mailing list
> Corvanatics at corvair.org
> http://www.vv.corvair.org/mailman/listinfo/corvanatics
> This list sponsored by the Corvair Society of America,
> http://www.corvair.org/
>
>
>
> ------------------------------
>
> Message: 5
> Date: Wed, 29 Aug 2012 15:21:26 -0600
> From: "Bruce Gwyther" <vairman at q.com>
> Subject: Re: [FC] Vacuum advance issue -
> To: "Jeff Brylow" <jeffbrylow at gmail.com>, <corvanatics at corvair.org>
> Message-ID: <F790B34420704A038E553100E1901446 at BLG1>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> reply-type=original
>
> It sounds like you have the distributor vacuum hose connected to the wrong
> port. The correct one is the vertical pipe fairly close to the idle
> adjustment screw. below that is a horizontal pipe (same size) that should
> have a short hose going to the choke pull-off. The distributor gets
> ported
> vacuum depending on engine speed. The choke pull-off gets manifold
> vacuum.
> If distributor gets manifold vacuum it will advance the spark at idle and
> may even be the cause of low vacuum at idle. Only the carb on the
> passenger
> side goes to the distributor (the carb port on the drivers side is to be
> plugged off).
> The choke ports must be either plugged off or connected to properly
> working
> choke pull-offs.
> Bruce Gwyther
> Bonneville Corvair Club of Utah
>
> ----- Original Message -----
> From: "Jeff Brylow" <jeffbrylow at gmail.com>
> To: <corvanatics at corvair.org>
> Sent: Wednesday, August 29, 2012 11:11 AM
> Subject: [FC] Vacuum advance issue -
>
>
>> Folks - First issue - I've been attempting to dial in the engine in my
>> '64
>> Greenbrier for some time now and have an issue that has me stumped. Quite
>> simply the vacuum advance seems to be performing too well! I'm
>> experiencing
>> hesitation on take off and I believe excess spark advance may be the
>> issue.
>>
>> With the vacuum line disconnected, as is called for during the normal
>> timing procedure, I can time the engine, vehicle in drive, right at 13
>> btdc. Then when I hook up the vacuum advance line from the carb, I
>> immediately get at least 10 degrees of advance at idle. I've tried three
>> different advance units all with the same results.
>>
>> Some facts to help with any offers of help -
>>
>> Engine code- "ZB" '61 - '62 80 hp
>>
>> carb codes - left bank 7020101 / right bank 7019110
>>
>> distributor - # 1110272 / vacuum advance #951
>>
>> head # 3786588.
>>
>> Second issue (related to first issue?) - I'm only seeing 5-7 in. hg at
>> the
>> carbs with my vaccum gauge and the truck actually seems to run quite well
>> here. This is with the curb idle set at 1-1/2 turns in per factory
>> setting.
>> Many sources state we should see 14-18 in hg.
>> .
>> Third issue (question) - I ran a compression test recently - results as
>> follows - #1 - 140# , #2- 145# , #3 - 142# , #4 - 141# , #5 - 157# , #6 -
>> 140#. These numbers seem a bit high to me. Are these numbers normal for a
>> 80 hp. engine?
>>
>> Thanks,
>>
>> Jeff B. - Wisconsin
>>
>> '64 Monza sedan
>>
>> '64 Greenbrier
>>
>> '62 Greenbrier Deluxe (running parts car)
>> _______________________________________________
>> Corvanatics mailing list
>> Corvanatics at corvair.org
>> http://www.vv.corvair.org/mailman/listinfo/corvanatics
>> This list sponsored by the Corvair Society of America,
>> http://www.corvair.org/
>>
>
>
>
> ------------------------------
>
> _______________________________________________
> Corvanatics mailing list
> Corvanatics at corvair.org
> http://www.vv.corvair.org/mailman/listinfo/corvanatics
> This list sponsored by the Corvair Society of America,
> http://www.corvair.org/
>
> End of Corvanatics Digest, Vol 91, Issue 12
> *******************************************
> _______________________________________________
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> http://www.vv.corvair.org/mailman/listinfo/corvanatics
> This list sponsored by the Corvair Society of America,
> http://www.corvair.org/
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