Just been given a Mountfield SP470 powered mower. This was given by
widow so she has no knowlege about the operation of the mower and ther is no documentation. It has a Briggs and Stratton engine and is I gues
8-10 years old. What fuel do I put in ordinary unleaded or do needsome two stroke mixture and if I do what is the ratio. I have no had much success on the net I was wondering if anyone here had an advic-- Leigh_Stenson