Watch out for gas fouled spark plugs.The spark will run up the insulator in thin streams instead of jumping the gap.My Onan has H10 plugs.With unleaded gas the heat range has to go up 2 steps.I would use Autolite 437 plugs.My Ford tractor will not run on H10 plugs.My Onan would start skipping on one cylinder after running several hours.One cylinder gets a spark on the exhaust stroke just like Harley Davidson motorcycles.
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Today's Featured Article - An AC Model M Crawler - by Anthony West. Neil Atkins is a man in his late thirties, a mild and patient character who talks fondly of his farming heritage. He farms around a hundred and fifty acres of arable land, in a village called Southam, located just outside Leamington Spa in Warwickshire. The soil is a rich dark brown and is well looked after. unlike some areas in the midlands it is also fairly flat, broken only by hedgerows and the occasional valley and brook. A copse of wildbreaking silver birch and oak trees surround the top si
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