Scott,
I have safely used a whole 16 oz can of SeaFoam in my 3.2
Gallon tanked NH - that having been said - it did idle weird - run
rough etc. I would suggest about a half a can to a tank - thats twice
the recommended 'maintenance' dosage on the can.
-Joey
On Thu, Apr 14, 2011 at 7:26 PM, Scott McKinley <[email protected]> wrote:
> So a shop order would be adjust the carbs: 1) set needles, and 2) sync? On
> my tank of about 3.2 gallons (per manual), how much SeaFoam would you use?
>
> Thanks,
>
> Scott
>
>
>
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Allen Thomas
> Sent: Wednesday, April 13, 2011 5:10 AM
> To: Nightwawk Lovers
> Subject: Re: [Nighthawk Lovers] 1983 CB550 17,850 miles
>
>
>
> A carb sync can never hurt the bike, and might just make it run better.
> However I'm going to stick with my thoughts that you're carbs are a bit
> gummed up. I would run two tanks of seafoam treated gas through it. Then
> adjust the carb needles, then sync them.
>
> Sent via BlackBerry by AT&T
>
> ________________________________
>
> From: "Scott McKinley" <[email protected]>
>
> Sender: [email protected]
>
> Date: Tue, 12 Apr 2011 23:01:32 -0700
>
> To: <[email protected]>
>
> ReplyTo: [email protected]
>
> Subject: RE: [Nighthawk Lovers] 1983 CB550 17,850 miles
>
>
>
> When the measurements were taken the bike had been turned off for about 30
> seconds, on kick stand, and readings taken with Ryobi laser temp gun. I have
> previously taken readings on center stand and warmed up at idle. The same
> differential exists then. Thanks to those providing responses.
>
>
>
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Allen Thomas
> Sent: Tuesday, April 12, 2011 4:44 PM
> To: Nightwawk Lovers
> Subject: Re: [Nighthawk Lovers] 1983 CB550 17,850 miles
>
>
>
> True that might make the right hand side run leaner from a float level
> difference.
>
> Sent via BlackBerry by AT&T
>
> ________________________________
>
> From: Kyle Munz <[email protected]>
>
> Sender: [email protected]
>
> Date: Tue, 12 Apr 2011 14:51:24 -0500
>
> To: <[email protected]>
>
> ReplyTo: [email protected]
>
> Subject: Re: [Nighthawk Lovers] 1983 CB550 17,850 miles
>
>
>
> Definitely the 4cyls one coil fires 1 and 4 and the other fires 2 and 3. Is
> the bike on the sidestand while the measurements are being taken?
>
> -Kyle
>
> On Tue, Apr 12, 2011 at 2:25 PM, Joey Kelley <[email protected]> wrote:
>
> Allen,
> You could be right - thats why I asked :-)
> (The 450 was easy - two cylinders, two coils....)
> Anybody know that for certain?
> -Joey
>
> On Tue, Apr 12, 2011 at 3:23 PM, Allen Thomas <[email protected]> wrote:
>> Pretty sure one coil drives cylinders 1&4 and the other 2&3.
>> Sent via BlackBerry by AT&T
>
>>
>> -----Original Message-----
>> From: Joey Kelley <[email protected]>
>> Sender: [email protected]
>> Date: Tue, 12 Apr 2011 10:24:27
>> To: <[email protected]>
>> Reply-To: [email protected]
>> Subject: Re: [Nighthawk Lovers] 1983 CB550 17,850 miles
>>
>> Scott,
>> I'm wondering if it might be ignition related - just a guess
>> here but if it has a two coil ignition system (I assume it does) there
>> is the potential to have one coil going bad, affecting two cylinders,
>> but not the other two.
>> I wouldn't think you'd have a 20 degree difference between the
>> exhaust pipes under normal circumstances.
>> Full disclosure - I don't have a 4 cylinder NH - anyone want to
>> confirm / deny my thinking here?
>> -Joey
>>
>> On Mon, Apr 11, 2011 at 9:25 PM, Scott McKinley <[email protected]>
>> wrote:
>>> The exhaust pipe temperatures read when sitting on the bike:
>>>
>>> L to Right:
>>>
>>> 149
>>>
>>> 147
>>>
>>> 129
>>>
>>> 121
>>>
>>> Power seems a little low at less than 3000 rpm, but above doesn’t miss
>>> and
>>> has plenty of power. Carburetors worked about 100 miles ago, use Seafoam
>>> over winter and ride about every two weeks for about an hour. Starts easy
>>> and idles without a problem once warmed up. Do I need to sync carbs or ?
>>>
>>> Thanks for any advise,
>>>
>>> Scott
>>>
>>>
>>>
>>> --
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>>>
>>
>>
>>
>> --
>> -Joey Kelley
>> JoeyKelley.com - My Life Online
>> JoeyFixesComputers.com - Its What I Do!
>> JoeyKelleyPhoto.com - Photographing Today, For Tomorrow
>>
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>>
>
>
>
> --
> -Joey Kelley
> JoeyKelley.com - My Life Online
> JoeyFixesComputers.com - Its What I Do!
> JoeyKelleyPhoto.com - Photographing Today, For Tomorrow
>
> --
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>
>
>
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> You received this message because you are subscribed to the Google Groups
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--
-Joey Kelley
JoeyKelley.com - My Life Online
JoeyFixesComputers.com - Its What I Do!
JoeyKelleyPhoto.com - Photographing Today, For Tomorrow
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