{"product_id":"mcs944756","title":"KB Performance Piston 96\" To 103\" Big Bore Piston Set. Std – 2007–2017 Twin Cam","description":"\u003ch2\u003eKB Performance Piston 96\" To 103\" Big Bore Piston Set. Std – 2007–2017 Twin Cam\u003c\/h2\u003e\n\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\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003e07-17 Twin Cam (NU)\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KB Performance Piston\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e MOTOR PARTS \u0026gt; PISTONS AND RINGS KITS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e SET\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct code:\u003c\/strong\u003e 944756\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KB-Performance Piston","offers":[{"title":"Default Title","offer_id":57378697773443,"sku":"MCS944756","price":225.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/944756k_0861e960-986c-4c8d-a73d-922e0517e4d0.jpg?v=1775575528","url":"https:\/\/hogparts.com\/products\/mcs944756","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}