RE: Zeniths on 1725cc

From: Jarrid Gross (JGross(at)econolite.com)
Date: Mon Jun 28 1999 - 10:46:21 CDT


David Kelly wrote,

>I have a series II which has been fitted with a 1725cc replacement engine
>but has retained the original Zeniths.
>
>As this is a bigger engine capacity do I need to have the carbs rejetted to
>a larger size and if so how do I tell if this has already been done?
>
>Dave
>1962 SII

Congrats, I think thats a nice combo (best motor, best carbs).

I know of several people who have done this, without rejetting at all.
Look to the plugs to tell the story.

Due to the added capacity of the engine, the most likely jetting change
would involve the main jet (smaller), or the choke tube (larger).

Definately leave the pilot jets alone, and think long and hard before
tweeking the air correction jets.

Jarrid Gross



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