I'v been tuning my carbs this way since I got the car in 1971. I use the
carb to valve cover breather hose for this purpose. It works well, the ear
is a very sensitive instrument.
Neil Levine
1966 SPL311-06576
>A bit of off the wall advice from the 1971 Chiltons Datsun manual advises
>using a piece of rubber hose, like vacuum hose or fuel hose, if you
>don't have a UNISYN. The idea is to stick the hose at the carb inlet and
>listen to the other end, adjust the carbs until the hissing is equal.
>Wherever you place the hose on one carb, be sure to put it in exactly the
> same place on the other one, and switch back and forth listening
>often. Sounds just simple and weird enough to work. I'm sure its not
>as exact as a good synchronizer, but could be good enough to get you
>on the road again.
>Jim
>67 1600
>Chesapeake Va
>
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Neil Levine
Voice 530 758-4143
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