1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

carb jetting

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Old Oct 24, 2001 | 06:01 AM
  #1  
krisjawahir's Avatar
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Joined: Oct 2001
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From: trinidad and tobago
Unhappy carb jetting

i have just built a street ported 12a motor and installed
a weber dcoe 45 carburettor but the engine stumbles
when the trottle is open
the carb has the following jet size:
main jets 210
air correctors 170
emulsion tube F 11
idle jets 55/F8
venturi 36
pump jet 40
aux vent 4.5

any suggestions ?
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Old Oct 24, 2001 | 07:28 AM
  #2  
Bruceman's Avatar
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From: Rochester Hills, MI
Are your accelerator pumps working?
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