{"product_id":"kb-performance-1340cc-shovel-pop-up-piston-kit-020-mcs-944656","title":"KB Performance, 1340cc Shovel pop-up piston kit. +.020\"","description":"\u003cp class=\"bb-fitment\"\u003e\u003cstrong\u003ePast op:\u003c\/strong\u003e 79-84 1340cc Shovel (NU)\u003c\/p\u003e\u003cp\u003eHigh compression pop-up piston set. 9.5:1 CR. Piston weight 388gr. Piston pin weight 97gr. \u003cbr\u003eHead type: Dome \/ Dome -47cc. \u003cbr\u003eCompression height 1.285\" \/ Bore 3.4980\". \u003cbr\u003eStroke 4.250\". \u003cbr\u003eRod length 7.440\" \/ Cyl. length 5.330\". \u003cbr\u003eComes with T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels which enables running a very tight clearance for longevity and hardly any piston noise. \u003cbr\u003e\u003cbr\u003eNote: Top compression ring will need additional clearance. See instructions.\u003cbr\u003eNote: Around 30% of stock 1340cc Shovel cylinders may present a problem in combination with the location of some of the oil return holes since KB pistons have a wider piston ring pack for better piston stability in the cylinder. In these cases the oil return hole must be re-located (lowered) to avoid excessive oil consumption.\u003c\/p\u003e","brand":"KB Performance Piston","offers":[{"title":"Default Title","offer_id":59227068236150,"sku":"MCS-944656","price":324.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/6298\/9430\/files\/944653k_c5f7bdd9-7666-494d-b5be-9c7e6f3e3a30.jpg?v=1793625232","url":"https:\/\/www.blue-bull.nl\/products\/kb-performance-1340cc-shovel-pop-up-piston-kit-020-mcs-944656","provider":"Blue Bull","version":"1.0","type":"link"}