Thread: Quick Fuel SS-780 tuning suggestions
View Single Post
  #7 (permalink)  
Old 11-21-2010, 01:43 PM
cdnus cdnus is offline
CC Member
Visit my Photo Gallery

 
Join Date: Dec 2004
Location: toronto, ont
Cobra Make, Engine: 408w 500 h.p. 550 ft.lbs
Posts: 562
Not Ranked     
Default
I'm certainly no expert, but I think that is a vacuum secondary carb (correct me if I'm wrong) It sounds like you are getting the effect you describe when they are opening. Perhaps some spring adjustment is required to make the transition smoother. To me 12.5 is rich for W/O on a 2500? lb. car.

JMO

Craig
Reply With Quote