Originally Posted by First opel 1981
Changing an engine because of a 400rpm hesitation on return to idle sounds a little drastic, especially when you finally discover a small hole in the diaphram of your brake booster.
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Brake booster is not currently in the circuit, everything is plugged and there are no vacuum connections at all.
I believe the only logical step at this time would be to replace the carb.
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JB
Restore, Customize and Conquer!!!
'73 Opel GT Convertible "Stealth"
'70 Opel GT - 4 speed "Lucy"
'72 Opel GT - 4.0L V6 automatic "Animal"
'72 Opel Ascona 1900 "Junk Yard Dog"
'71 Opel Manta Automatic "Coco"
'72 Pontiac Ventura II SD455 "Monster"
'07 GMC Sierra 1500 - Daily driver
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