{"product_id":"kb-performance-883-1200-big-bore-piston-kit-010","title":"Kb Performance, 883 1200 Big Bore Piston Kit. +.010\"","description":"\u003cp\u003eStandard compression. 883-1200 conversion piston set. Compatible with stock unmodified cylinder heads. 9:1 stock compression ratio. Pistons are flat top; .125\" below deck height; to achieve a 9:1 CR with a compression height of 1.090\".  Piston weight 310gr. Piston pin diameter .792\" and weight 97gr.  Head type: Flat top \/ Dome +0.5cc.  Compression height 1.090\".  Bore 3.498\" \/ Stroke 3.812\".  Rod length 6.926\" \/ Cyl. length 4.650\".  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.  Note: 1200cc cylinders must be purchased for 04-up 883 XL models. Stock cylinders liners of 04-up XL models are too thin to bore to 1200 size.\u003c\/p\u003e","brand":"Kb Performance Piston","offers":[{"title":"Default Title","offer_id":50010491158856,"sku":"944752","price":306.9,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/holydeath.com\/products\/kb-performance-883-1200-big-bore-piston-kit-010","provider":"Holy Death Motorcycle Co.","version":"1.0","type":"link"}