View Single Post
  #3  
Old 05-01-2008, 10:03 PM
Malky Malky is offline
Ultimate Warrior
 
Join Date: Aug 2002
Location: Ontario, Canada
Posts: 1,167
Default

If the vacuum switch is connected to ported vaccum on the carb, not manifold vacuum, the vacuum will be drop to zero when the throttle plates close on coasting and unlock the converter.