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Thermoquad stumble at throttle tip-in, need help. #99383
08/04/08 01:24 AM
08/04/08 01:24 AM
Joined: Feb 2003
Posts: 21,318
Manitoba, Canada
DaytonaTurbo Offline OP
Too Many Posts
DaytonaTurbo  Offline OP
Too Many Posts

Joined: Feb 2003
Posts: 21,318
Manitoba, Canada
Having a problem with the thermoquad lately. At throttle tip-in the motor will stumble for a second or so before responding. This happens at both part-throttle acceleration and at snaps to full throttle, but it is much more noticeable at snaps to WOT. I can't think of what's happening. I haven't made any changes recently. I checked and the choke is opening all the way, so I know it's not that. It does it at part throttle as well as full, so it has to be something to do with the primaries.

Anyone have a suggestion as to where to look??

Re: Thermoquad stumble at throttle tip-in, need help. [Re: DaytonaTurbo] #99384
08/04/08 01:41 AM
08/04/08 01:41 AM
Joined: Jan 2003
Posts: 5,275
near Harrisburg, Pa
4
440trk Offline
master
440trk  Offline
master
4

Joined: Jan 2003
Posts: 5,275
near Harrisburg, Pa
I'd look at your accelerator pump setting first.

If that checks out OK...I'd consider enlarging the squirter.

Re: Thermoquad stumble at throttle tip-in, need help. [Re: DaytonaTurbo] #99385
08/04/08 01:45 AM
08/04/08 01:45 AM
Joined: Nov 2003
Posts: 36,040
Lincoln Nebraska
R
RapidRobert Offline
Circle Track
RapidRobert  Offline
Circle Track
R

Joined: Nov 2003
Posts: 36,040
Lincoln Nebraska
see if there is an accel pump squirt as soon as you crack the throttle & any obvious vac leaks.


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