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Forum: Pontiac - Street 03-07-2003, 06:21 PM
Replies: 19
Views: 1,247
Posted By Cliff R
Jon, have seen the same results on the dyno. The...

Jon, have seen the same results on the dyno. The dyno will not show any performance loss with various seat diameters as the fuel delivery system is usually adequate for the static powerplant. ...
Forum: Pontiac - Street 03-06-2003, 06:37 PM
Replies: 19
Views: 1,247
Posted By Cliff R
Something interesting I noted some time ago when...

Something interesting I noted some time ago when testing fuel pressure and needle/seats. If the fast idle were set at 2000rpm and the pressure increased the rpm would also increase. Even if the...
Forum: Pontiac - Street 03-06-2003, 03:20 AM
Replies: 19
Views: 1,247
Posted By Cliff R
It will be fine at 6psi. I have an adjustable...

It will be fine at 6psi. I have an adjustable regulator and test the carbs at 4.5-5psi. On occassion have turned it up just to see where troubles start. Never had any troubles at 6psi even with...
Forum: Pontiac - Street 03-05-2003, 06:55 PM
Replies: 19
Views: 1,247
Posted By Cliff R
Not sure, what pressure is the Carter...

Not sure, what pressure is the Carter pump?....Cliff
Forum: Pontiac - Street 03-05-2003, 04:39 AM
Replies: 19
Views: 1,247
Posted By Cliff R
The carb model and fuel inlet seat diameter has...

The carb model and fuel inlet seat diameter has some role here. With the larger needle/seat assemblies fuel pressure becomes more critical as the fuel has more surface area to push on. I've tested...
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