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Author Topic: air screw o rings?  (Read 994 times)

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Offline jimbir

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air screw o rings?
« on: August 29, 2009, 10:41:57 AM »
'76 CB550F
Is there supposed to be an o ring on the air screw?

Thanx, Jim B.
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1976 Honda CB550F

Offline quidger

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Re: air screw o rings?
« Reply #1 on: August 29, 2009, 10:44:39 AM »
I just ordered new ones from Doug at hondanut@comcast.net

He's a great guy to business with.
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Offline TwoTired

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Re: air screw o rings?
« Reply #2 on: August 29, 2009, 02:58:55 PM »
Quote from: jimbir on August 29, 2009, 10:41:57 AM
'76 CB550F
Is there supposed to be an o ring on the air screw?

Thanx, Jim B.

No.  Just a spring.
The 77-78 550K with PD carbs have Idle Mixture Screws that require o rings.  But the rest of the 500/550s do not.
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Lloyd... (SOHC4 #11 Original Mail List)
72 500, 74 550, 75 550K, 75 550F, 76 550F, 77 550F X2, 78 550K, 77 750F X2, 78 750F, 79CX500, 85 700SC, GL1100

Those that learn from history are doomed to repeat it by those that don't learn from history.
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