{"product_id":"ds750821","title":"Hastings Replacement Piston Rings for 1941-1947, 1949-1980 Harley-Davidson Piston Ring Set Performance Replacement - WG1145317|2M6482010","description":"\u003ch2\u003eDescription\u003c\/h2\u003eReplacement Piston Rings\u003cbr\u003e\u003cbr\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\u003e\u003cbr\u003e\u003cbr\u003eKit Includes:• 2x Top Compression Rings 0.0625\"• 2x Second Compression Rings 0.0625\"• 2x Expander Rings• 4x Steel Rails\u003ch2\u003eFitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1941-1947 Harley-Davidson FL 1200\u003c\/li\u003e\n\u003cli\u003e1958-1964 Harley-Davidson FL 1200 Duo Glide\u003c\/li\u003e\n\u003cli\u003e1965-1977 Harley-Davidson FL 1200 Electra Glide\u003c\/li\u003e\n\u003cli\u003e1949-1957 Harley-Davidson FL 1200 Hydra Glide\u003c\/li\u003e\n\u003cli\u003e1958-1964 Harley-Davidson FLH 1200 Duo Glide\u003c\/li\u003e\n\u003cli\u003e1970-1980 Harley-Davidson FLH 1200 Electra Glide\u003c\/li\u003e\n\u003cli\u003e1980 Harley-Davidson FLHS 1200 Electra Glide Sport\u003c\/li\u003e\n\u003cli\u003e1971-1978 Harley-Davidson FX 1200 Super Glide\u003c\/li\u003e\n\u003cli\u003e1974-1980 Harley-Davidson FXE 1200 Super Glide\u003c\/li\u003e\n\u003cli\u003e1979 Harley-Davidson FXEF 1200 Fat Bob\u003c\/li\u003e\n\u003cli\u003e1977-1979 Harley-Davidson FXS 1200 Low Rider\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore - Oversize:\u003c\/strong\u003e +0,010\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 3,437\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Piston Ring Set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiding Style:\u003c\/strong\u003e Street\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Performance Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Material:\u003c\/strong\u003e Moly Coated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore - Oversize Imperial:\u003c\/strong\u003e +0.010\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size Imperial:\u003c\/strong\u003e 3.437\"\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePart Numbers\u003c\/h2\u003e\u003cp\u003eItem Number: DS750821\u003cbr\u003eVendor Part Number: WG1145317|2M6482010\u003cbr\u003eBarcode Number: 075538084280\u003c\/p\u003e","brand":"Hastings","offers":[{"title":"Default Title","offer_id":58449003053443,"sku":"DS750821","price":25.87,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/hogparts.com\/products\/ds750821","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}