{"product_id":"wiseco-sk1213-top-end-kit-1-00mm-oversize-to-73-00mm-1","title":"Wiseco SK1213 Top End Kit - 1.00mm Oversize to 73.00mm","description":"Bore: 73.00mm\u003cbr\u003e Sizing: 1.00mm Oversize\u003cbr\u003e\u003cbr\u003eSPECIFICATIONS. \u003cbr\u003eDisplacement: 536cc. \u003cbr\u003eBore - Standard: 72.00mm. \u003cbr\u003eBore - Actual: 73.00mm. \u003cbr\u003eBore - Oversize: 1.00mm. \u003cbr\u003eStroke: 64.00mm. \u003cbr\u003eCylinders: 2. \u003cbr\u003eEngine Type: 537. \u003cbr\u003eNote: Pro-Lite. \u003cbr\u003eNote: Cast Iron Bore. \u003cbr\u003eNote: Liquid cooled. \u003cbr\u003eITEM CONTENTS. \u003cbr\u003e2373M07300 - Ski-Doo 248\/503\/521cc ProLite 2874LK. \u003cbr\u003e2874LK - 73.00 mm Semi Keystone L Ring Set. \u003cbr\u003eCW18 - ROUND WIRE PIN LOCKS 18MM (PAIR). \u003cbr\u003eS513 - PistonPin 18mm x 2.303in. NonChromed TW. \u003cbr\u003eW3991 - TopEnd Gskt Kit Ski-Doo Rotax.\u003cbr\u003e \u003cbr\u003e Contains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set.\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e1987-1988 Ski-Doo Formula Plus","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":44007732543610,"sku":"4129257","price":391.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/e5b3abbc74557af13e43163021ce51e7_d493e272-b79e-438c-95b2-d5255c8e9950.jpg?v=1764311396","url":"https:\/\/www.powersportsuperstore.com\/products\/wiseco-sk1213-top-end-kit-1-00mm-oversize-to-73-00mm-1","provider":"Powersport Superstore","version":"1.0","type":"link"}