Author Topic: Which size needle seat assembly?  (Read 89 times)

0 Members and 1 Guest are viewing this topic.

6667fan

  • Hero Member
  • *****
  • Posts: 826
  • Every Second Counts
    • View Profile
Which size needle seat assembly?
« on: June 02, 2026, 09:18:46 AM »
Been running 110Ds forever. Sometimes they hang up,( often enough that I bring spares to track).
If I upgrade should I go to 120s? 130s?
Car is still street car. Usually run 6+ psi at track with the two Quick Fuel carbs.
Thanks
JB


67 Fairlane 500
482 cid 700/617
Tunnel Wedge, Survival EMC CNC heads, Lykins Custom Hydraulic Roller, Ram adjustable clutch, Jerico 4-spd, Strange third member with Detroit Locker, 35 spline axles, 4.86
10.55@125.74 1.46 60’