Quote:
Originally Posted by Engineern6719
... I downloaded says not to use it above 68 degrees F...
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Those thingy works on 1 of these principal... "Restricts airflow"
https://en.wikipedia.org/wiki/Choke_valve#Automotive or "add extra fuel"...
HK, southern Guangdong had a few days <15ºC in a year only. I don't care which is which as long as it works [不管白貓黑貓，抓到老鼠就是好貓 | It doesn't matter a cat is black or white, as long as it catches mice] in cold days...