Hi Doug. I have finished tuning my carburetor so it now has got the version 5 needle and a 2.90 needle jet. Main jet is 2.55. Consumption at 2800 rpm ...

Hi Doug. Replaced the o-ring for the dip stick tube, and it seems to have stopped the leak. The old o-ring was flat on the inside after sitting there ...

Thanks. I will check the o-ring and replace it if needed. Can you confirm the size of it? 18.72x2.62mm. About the leak between the crankcase halves. T...

My engine is leaking small amount of oil from the area where the oil dipstick tube is attached to the sump. I am pretty sure the leak is not comming f...

Thanks Doug. I hope soon to have a chance to do a flight test with reduced mixture. I will keep you posted on which settings I end up with. Regards Ol...

This is the needle I have got. Can you confirm it is the 4A138AOD-1 needle? Regards Olav IMG_20180811_120608.jpg

Hi again. Just had a closer look at my carburetor. It appears that what probably is the original settings are engraved on the carburetor. It says M225...

Hi Jabiru. Coming back to this issue. I was not able to log in on my original account, and when asking for a new password I was told the account did n...