{"product_id":"kb-performance-96-to-103-big-bore-piston-set-040","title":"Kb Performance, 96\" To 103\" Big Bore Piston Set. +.040\"","description":"\u003cp\u003eFor 96\" to 103\" (3 3\/4\"  to 3 7\/8\") big bore conversions. Used with stock heads and cylinders. By boring the stock cylinders from 3-3\/4\" to 3-7\/8\" big bore size engine capacity will increase from 96\" to 103\". 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.  10.0:1 CR with 85cc head. Head type: Flat top. +1.9cc \/ Compression height 1.076\". Bore 3.875\" \/ Stroke 4.375\". Rod length 7.667\".  Note: Top compression ring will need additional clearance. See instructions.\u003c\/p\u003e","brand":"Kb Performance Piston","offers":[{"title":"Default Title","offer_id":50010500956488,"sku":"944761","price":294.9,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/holydeath.com\/products\/kb-performance-96-to-103-big-bore-piston-set-040","provider":"Holy Death Motorcycle Co.","version":"1.0","type":"link"}