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#1
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stromberg carb adjustment help
My coupe is idoling low from cold but fine when hot. How do I adjust the cold start idol? Any pointer on overall adjustment?
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#2
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There should be a choke unit on the front of your carb heated by water lines that operates a fast-idle cam which opens the throttle via a pushrod. You can adjust that pushrod (assuming that the choke is working right) to give you a faster idle when cold. Make it just fast enough to not stall when warming up. You can adjust it for winter/summer operation to optimize. If the unit is frozen and not moving the pushrod, don't bother-you'll need to make that work first.
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___ /<>/>/> 1967 230S automatic Boston, MA |
#3
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PM me your email and I will send you some good articles on stromberge adjustments. I have found that with these cars and carbs I have a setting for summer and a setting for winter, In the summer you want to back off the auto choke a little.
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Ron 2015 Porsche Cayman - Elizabeth 2011 Porsche Cayman - Bond,James Bond Sadly MERCEDESLESS - ALways LOOKING ! 99 E320 THE Queen Mary - SOLD 62 220b - Dolly - Finally my Finny! Sadly SOLD 72 450SL, Pearl-SOLD 16 F350 6.7 Diesel -THOR 19 BMW X5 - Heaven on Wheels 14 38HP John Deere 3038E Tractor -Mean Green 84 300SD, Benjamin -SOLD 71 220 - W115-Libby ( my first love) -SOLD 73 280 - W114 "Organspende" Rest in Peace 81 380 SL - Rest in Peace |
#4
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Thanks Todds. Its idoling just enough not to stall now but the ignition light is flickering and it sound like a truck, chug chug. Is that right?
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#5
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you can also just give the idle screw a few turns, but if the choke is stuck you have to fix that first
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Ron 2015 Porsche Cayman - Elizabeth 2011 Porsche Cayman - Bond,James Bond Sadly MERCEDESLESS - ALways LOOKING ! 99 E320 THE Queen Mary - SOLD 62 220b - Dolly - Finally my Finny! Sadly SOLD 72 450SL, Pearl-SOLD 16 F350 6.7 Diesel -THOR 19 BMW X5 - Heaven on Wheels 14 38HP John Deere 3038E Tractor -Mean Green 84 300SD, Benjamin -SOLD 71 220 - W115-Libby ( my first love) -SOLD 73 280 - W114 "Organspende" Rest in Peace 81 380 SL - Rest in Peace |
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