Filler cap should be vented,air sucks in here,through the engine and through the breather to the carb.Change the jet,have you got the correct size(0.9 or 1 mm?)I too think the carb is too big.Steve..
How To Adjust The Mixture On A Hs4 Carb
Started by
patslfc
, Mar 16 2012 11:55 AM
15 replies to this topic
#16
sonscar
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Posted 24 May 2022 - 07:35 PM
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