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Robscooper Robscooper is offline
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Join Date: Nov 2024
Posts: 20
Weber IDA'S on a 73T

Hi,
I need some advice on carb jetting. I have a 73T running IDA's. The plugs have always been blacker than I would like. I went from a 60 idle to a 55 and it drove better and slightly less black. Then I dropped to a 52 idle, feels a bit lean with popping from the engine.
I have a feeling if I richen the mixture screws it will probably be fine.

I've checked the float level with the tool that screws in the side (pa 226?) At the're both OK.

My question is, is it better to go slightly richer with the mixture and run the 52's or slightly leaner with mixture and run the 55's?

Hope this makes sense.
Thanks
Mark
Old 04-08-2025, 06:22 AM
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