Have repaired two B & S engine with the symptoms you describe. The compression release built into the camshaft was broken. This prevents compression from bleeding off when starting. You would need a much larger starter and battery to overcome full compression while starting the engine. Remove the engine from the mower and remove the sump (bottom) only; replace the sump gasket and oil seal plus purchase a new camshaft. Should be in the neighborhood of $50.00. Set valves at .004" and get back to work!
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Today's Featured Article - Upgrading an Oliver Super 55 Electrical System - by Dennis Hawkins. My old Oliver Super 55 has been just sitting and rusting for several years now. I really hate to see a good tractor being treated that way, but not being able to start it without a 30 minute point filing ritual every time contributed to its demise. If it would just start when I turn the key, then I would use it more often. In addition to a bad case of old age, most of the tractor's original electrical system was simply too unreliable to keep. The main focus of this page is to show how I upgr
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