{"product_id":"namura-030-over-bore-piston-rings-for-yamaha-pw50-fits-1981-2024-models-40-75mm","title":"Namura .030 Over Bore Piston Rings for Yamaha PW50 fits 1981-2024 Models 40.75mm","description":"\u003ch2\u003e.030 Over Bore Piston Rings for Yamaha\u003c\/h2\u003e\u003cp\u003eThese .030 over bore piston rings for Yamaha restore optimal compression and power in your small displacement engine. These .030 over bore piston rings for Yamaha are precision machined to provide a tight seal against the cylinder wall.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eWhen rebuilding your engine, installing these .030 over bore piston rings for Yamaha is a critical step for longevity. Reliable performance is guaranteed as these .030 over bore piston rings for Yamaha help manage internal cylinder pressure.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh-quality materials for extended service life\u003c\/li\u003e\n\u003cli\u003ePrecision gap sizing for reduced blow-by\u003c\/li\u003e\n\u003cli\u003eEnhanced heat resistance under high RPM\u003c\/li\u003e\n\u003cli\u003eEngineered for specific 40.75mm bore applications\u003c\/li\u003e\n\u003cli\u003eDurable finish for improved friction reduction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha PW50 (1981-2024)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end engine rebuilds\u003c\/li\u003e\n\u003cli\u003eRestoring compression for consistent idle\u003c\/li\u003e\n\u003cli\u003eImproving power output after cylinder over-boring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40.75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.030 Over Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should the cylinder be honed before installation? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, a light hone is necessary to ensure the rings seat correctly against the cylinder wall.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these rings compatible with a stock piston? \u003cstrong\u003eA:\u003c\/strong\u003e These rings are designed for specific over-bore pistons and will not fit a standard factory-sized cylinder.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44792217731158,"sku":"SZ1F01168","price":26.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_8523d933-1d7e-43e6-959b-87151d384876.jpg?v=1780063828","url":"https:\/\/www.solidspare.com\/products\/namura-030-over-bore-piston-rings-for-yamaha-pw50-fits-1981-2024-models-40-75mm","provider":"Solid Spare","version":"1.0","type":"link"}