NO fuel mixture adjustments on new small engines for a few years now. This is why you need a set of 61 through 80 drill bits and a pin vise to hold them. For some years I have used these drill bit and also the lower end of my 1 through 60 set to adjust the carbs main jet on the flat twin Brigg flat head engines. About two weeks ago a guy brought me a 15.5 HP Tec. engine with the PLASTIC FANTASTIC CARB ON IT. The engine was lean on both the high speed and idle mixture. Drilled out the plastic, YES plastic high speed jet and I used a number 75 drill to enlarge the brass idle jet. Engine ran like a dream, which is ODD for a Tec. engine when she left. It seams as these newer engine are set-up so lean from the factory that when they get a little age/wear on them they need richening up. The only way to do it is with a drill.
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Today's Featured Article - A Brief History of Tractors in Australia - by Bob Kavanagh. After Captain Cook's exploration of the east coast in 1770 the British Government decided to establish a penal colony in Australia. The first fleet arrived in 1788 and consisted mainly of convicts who were poorly equipped and new little of farming techniques. The colony remained far from self-supporting and it was not until the early 1800's that things started to improve. Free settlers started to arrive, they followed the explorers across the mountains and where land was suitable set up farms. T
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