{"product_id":"mcs512391","title":"S\u0026S Replacement Evo Superstock Piston Kit. +.030\" – 1984–1999 Evo Big Twin with S\u0026S…","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eReplacement; recessed dome; forged piston kits for used with S\u0026amp;S Evolution SuperStock heads only in combination with components with stock dimensions (bore 3-1\/2\"; stroke 4-1\/4\" and cylinder length 5.550\"). S\u0026amp;S tolerance recommendations: Close fit .0015\" to .002\". Loose fit: .003\" to .004\".Will give approx. 10.1:1 CR. All pistons include wrist pins; wrist pin clips and piston rings. Note: In any and all applications the technician must be able to judge components for their suitability in combination with the other engine components; prior to installation. It is of importance that a knowledgeable mechanic will install \u0026amp; make adjustments as required. The rider must follow standard break-in and riding procedures for overhauled engines.Note: Special Order Product only. To order please contact your MCS sales representative.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e84-99 Evo Big Twin with S\u0026amp;S SuperStock heads only (NU)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e S\u0026amp;S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Motor parts \u0026gt; Pistons and rings kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e KIT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 512391\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePart Numbers\u003c\/h2\u003e\u003cp\u003eMCS Part Number: 512391\u003cbr\u003eManufacturer Part Number: 92-2029\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":44341766881600,"sku":"MCS512391","price":493.08,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/512386k.jpg?v=1776035377","url":"https:\/\/hogparts.co.uk\/products\/mcs512391","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}