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Jun/Jul 2008Subscribe NowEngine videos online! Check out the GEM video index on YouTube, the quickest way to find gas engine videos on the Internet. We’ve done the searching, all you have to do is the watching! Click below for GEM engine video index. |
SmokstakControlling Oil RingsBy Harry MatthewsArecent topic on the EnginAds SmokStak bulletin board at http://www.smokstak.com/ involved seating new piston rings in old engines. The thread's head? Expert Advice Needed. I just rebuilt the engine in my 1914 12-25 Avery. The sleeves are new and I re-grooved the pistons for new, over-width step-cut rings. I also installed new wrist pin bushings, new valve stems and guides, everything. But I have a problem: The rings will not seat, and it's pumping oil like a pig even though it runs like a Swiss watch. I started with 20/50 weight oil, switched to 10 weight non-detergent, and now straight 50 weight. I don't have the pulley mounted, but when I press a plank against the flywheel it clears right up. I've resigned myself to the fact that it's just going to take a long, heavy load to do the trick. Does anyone know of an... 803 of 8440 characters shown.
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