Author Topic: 1978 CB750K  (Read 9454 times)

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Offline lucky

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Re: 1978 CB750K
« Reply #50 on: August 30, 2013, 09:35:00 AM »
With those velocity stacks it WILL need #42 idle jets.
It has been re-jetted right?
#120 mains and slide needle shimmed, or changed to 1976 or 1977 slide needle.

Offline Gasturbine

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Re: 1978 CB750K
« Reply #51 on: August 30, 2013, 11:48:09 AM »
It has been re-jetted right?

The stacks have a very finely meshed screen in them, probably about 50% restricted. Ive got 127.5 mains in them right now, and it seems to run/idle fine, but I havent gotten around to any plug tuning yet.