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Old 10-27-2021 | 01:16 PM
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DaleD
 
Joined: Jul 2009
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From: North Lauderdale, FL
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Originally Posted by n8622t
Previous install of the UMS 5-125cc on a TopRCModels FW190https://youtu.be/gtSQG-wZ5Cc
Did you note a change in the tune of the engine with the pump installed? It appears my engine has gone quite rich.

Thanks

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