Quote:
Originally Posted by itbrokeagain
My cousin just bought a 79 Vette with a 4BBL Rochester. The secondaries are not opening. If I put a screw driver in there I cant open them. All the linkage seems to be connected and moving. Any tricks or do I need to pull it and try to get them working? This car sat for about 3 years.
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The Q-jet has vacuum secondaries and they are designed to open when the engine really can take advantage of them,(wot mostly) so they wont open just by flipping the carb linkage.they open by vacuum only. hope this helps