View Single Post
  #6  
Old 03-17-2025, 08:22 PM
Verdoro 68's Avatar
Verdoro 68 Verdoro 68 is offline
Ultimate Warrior
 
Join Date: Jun 2003
Location: Clayton, CA
Posts: 3,066
Default

Quote:
Originally Posted by ta man View Post
I forgot the OP is using manifold vacuum, so it doesn't matter. I run ported vacuum advance so my idle timing needs a little help when it is cold.
I believe the instructions say to run full manifold vacuum with the Progression Distributor. Are you running yours with ported vacuum?

__________________
Ken
'68 GTO - 464 - Ram Air II heads - 236/242 roller - 9.5” TSP converter - Moser 3.55 Truetrac (build thread | walk around)
'74 Ventura 350
'69 AMC Javelin SST