{"product_id":"kb-performance-1340cc-evo-b-t-pop-up-piston-kit-30","title":"Kb Performance, 1340cc Evo B.T. Pop Up Piston Kit. +.030\"","description":"\u003cp\u003ePop-up high compression. 9.5:1 CR. Piston weight 392gr. Piston pin weight 97gr.  Head type: Dome.  Dome -9cc.  Compression height 1.375\".  Bore 3.4980\".  Stroke 4.250\" (4 1\/4\").  Rod length 7.440\".  Cyl. length 5.550\".  Comes 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.  Note: Top compression ring will need additional clearance. See instructions.\u003c\/p\u003e","brand":"Kb Performance Piston","offers":[{"title":"Default Title","offer_id":50010531201352,"sku":"944669","price":306.9,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/holydeath.com\/products\/kb-performance-1340cc-evo-b-t-pop-up-piston-kit-30","provider":"Holy Death Motorcycle Co.","version":"1.0","type":"link"}