Thanks Adam. Is that book online or do you know where i might be able yo buy it?Adam_Winstone wrote:The 60s Lambretta Performance Manual has all you need to know about tuning GP150s, which is the same motor at the SX150 bar the 20 / 22mm carbs. I followed this advice many years ago and it really did pep up my GP150 nicely, to the point that a pal converted his Italian GP200 to Honda 205 as he was frustrated by my 150 keeping up with him
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