Reply To: Premix??

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February 21, 2015 at 10:10 am #4912
Brian Thurlow
Participant

I think if the conrod has a needle roller little end bearing you can use a 50:1 mix, earlier model’s had a plain little end bush and needed a 33:1 mix.

Using a 33:1 mix won’t harm in a 50:1 motor.