{"product_id":"s-s-4-bore-piston-rings-set-std-for-harley-davidson","title":"S\u0026S, 4\" Bore Piston Rings Set. Std For Harley Davidson","description":"S\u0026amp;S chr\/moly replacement piston ring set. \u003cbr data-mce-fragment=\"1\"\u003eFits all S\u0026amp;S 4\" bore Super Sidewinders (incl. TC). \u003cbr data-mce-fragment=\"1\"\u003eStd cyl. bore: 4.00\" (101.60mm). \u003cbr data-mce-fragment=\"1\"\u003eNote compression ring gap: To determine the correct ring gap on your newly installed piston rings is very important. \u003cbr data-mce-fragment=\"1\"\u003eA too narrow gap may result in premature piston ring\/cylinder wall wear or even seizure, possibly breaking rings and\/or damage to pistons and\/or cylinder walls, and so on. \u003cbr data-mce-fragment=\"1\"\u003eA piston ring gap that is wider than necessary will result in needless compression loss and reduced engine efficiency. \u003cbr data-mce-fragment=\"1\"\u003eRecommended ring gap is .004\" per inch of cylinder diameter for street engines. \u003cbr data-mce-fragment=\"1\"\u003eFor a 3-5\/8\" (3.625\") bore engine piston ring gap would be 3.625\" x .004\" = .0145\". (.0145\" x 25.4 = 0.3683mm or, when rounded of, 0.37mm). \u003cbr data-mce-fragment=\"1\"\u003eInformation provided by S\u0026amp;S Cycle, Inc.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eFits: \u0026gt; S\u0026amp;S SSW engines","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":40438777774165,"sku":"MC916644","price":84.92,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1606\/2595\/products\/908440k_0a48a493-632c-4a7a-a447-9d2efe419bf3.jpg?v=1669735065","url":"https:\/\/california-motorcycles.com\/products\/s-s-4-bore-piston-rings-set-std-for-harley-davidson","provider":"California Motorcycles","version":"1.0","type":"link"}