Sounds like fuel starvation. Check float bowls. May need to adjust them to
allow more fuel into the bowls. Also check jets to make sure mixture is set
right. Initial setting is "12 flats" - turn the nuts all the way up and
then loosen 12 spots on the nuts which I believe is two full rotations out.
David
67 BGT
71 BGT
At 12:22 PM 3/31/2000 -0500, you wrote:
>So I replaced a ZSin a 76B with dual HIF's and the engine started. That is
>a good start but it is not good enough to drive. Here is a symptom that I
>don't understand and could use advice.
>
>i) The car starts fine.
>ii) Driving in 1st & 2nd, <2200 or so RPM, no problems that I am aware.
>iii) When I go into 3rd and rev up to about 3000, the car starts
>hickuping(?) and sputtering and jerking.
>iv) Into 4th, the RPM goes down (good!) and the car smooths out until the
>RPM go up with speed.
>
>Being the 1st timer with tuning, I could use any suggestions about what to
>look at and where to change settings.
>
>TIA,
>
>Bill
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