Home Forums Briggs & Stratton 4-Cycle Racing Briggs World Formula Need Help, new to World Formula!!! Reply To: Need Help, new to World Formula!!!


Finch Guenther

I always ran Redline 5-20 in my wf with no issues but like others have said stick with what ever was used in it previously until you rebuild. We also did a lot of testing with they amount of oil used and found zero difference in power from 14oz to 18oz so you may as well run 18oz to be safe IMO.

Finch Guenther


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