{"product_id":"kb-performance-piston-performance-96-to-103-big-bore-piston-set-005","title":"KB Performance Big Bore Conversion Piston Kit - 3.875\" Bore - +.005\" - KB409C005","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. \r\n10.0:1 CR with 85cc head. Head type: Flat top.\r\n+1.9cc \/ Compression height 1.076\".\r\nBore 3.875\" \/ Stroke 4.375\".\r\nRod length 7.667\". \r\nNote: Top compression ring will need additional clearance. See instructions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pistons and rings kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e KB409C005\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KB Performance Piston","offers":[{"title":"Default Title","offer_id":63352028201290,"sku":"MSH-944757","price":328.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/944756k_aa388a6a-ae5d-441f-a920-a6a3c16efa3a.jpg?v=1787786178","url":"https:\/\/partsdenmark.com\/fr\/products\/kb-performance-piston-performance-96-to-103-big-bore-piston-set-005","provider":"Parts Denmark","version":"1.0","type":"link"}