{"product_id":"replacement-4-stroke-piston-ring-set-34","title":"Hastings Replacement 4 Stroke Piston Ring Set","description":"\u003cp\u003eReplacement Piston Rings\u003c\/p\u003e\u003cli\u003eIncludes top compression rings, second compression rings, and oil control rings\u003c\/li\u003e\u003cli\u003eTop Compression Rings are Barrel Face\u003c\/li\u003e\u003cli\u003eHelps in the the heat transfer process between the piston and cylinder wall\u003c\/li\u003e\u003cli\u003eControls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft\u003c\/li\u003e\u003cli\u003eSecond Compression Ring are Reverse Torsional Taper Face\u003c\/li\u003e\u003cli\u003ePromotes side sealing that prevents oil from being forced under and behind the ring resulting in better oil economy\u003c\/li\u003e\u003cli\u003eReverse twist ring along with a taper-machined ring face duplicates the OD bottom side scraping edge of a positive twist torsional ring\u003c\/li\u003e\u003cli\u003eOil Control Rings are Three Piece Flex Vent\u003c\/li\u003e\u003cli\u003eThree-piece design allows rails to be manufactured with a small cross sectional area for better conformability to bore\u003c\/li\u003e\u003cli\u003eProvides uniform pressure through four steel rails and two expanders assuring positive oil control\u003c\/li\u003e\u003cli\u003eMade in the USA\u003c\/li\u003e\u003cli\u003eDue to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap.  Please read instructions furnished with piston for correct ring installation.\u003c\/li\u003e\u003cli\u003eIncludes enough rings for two pistons (unless noted).\u003c\/li\u003e\u003cli\u003eTwo rings per groove, except for the rails that will be two rail rings per one expander ring.\u003c\/li\u003eKit Includes:\u003cbr\u003e• 2x Top Compression Rings 0.0625\"\u003cbr\u003e• 2x Second Compression Rings 0.0625\"\u003cbr\u003e• 2x Expander Rings\u003cbr\u003e• 4x Steel Rails","brand":"Hastings","offers":[{"title":"Default Title","offer_id":50148070654280,"sku":"DS750826","price":29.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2711\/4344\/files\/DS750826_1.jpg?v=1778315867","url":"https:\/\/holydeath.com\/products\/replacement-4-stroke-piston-ring-set-34","provider":"Holy Death Motorcycle Co.","version":"1.0","type":"link"}