{"product_id":"cp-carrillo-forged-piston-kit-yamaha-yz250f-77mm-14-25-1-mx1135c","title":"2005-2013 Yamaha YZ250F - CP-Carrillo Forged Piston Kit 77mm 14.25:1 MX1135C","description":"\u003cp\u003eCP-Carrillo forged piston kit for the 2005-2013 Yamaha YZ250F. CP-Carrillo has built pistons and rods in Irvine, California since 1975 and supplies OEM and professional race programs worldwide. This is a shelf part number, not a custom order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Fits\u003c\/strong\u003e\u003cbr\u003e2005-2013 Yamaha YZ250F\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Features\u003c\/strong\u003e\u003cbr\u003e2618 forged aluminum, made in Irvine California\u003cbr\u003eBore: 77mm\u003cbr\u003eStroke: 53.6mm\u003cbr\u003eCompression ratio: 14.25:1\u003cbr\u003eDisplacement: 250cc\u003cbr\u003eCompression height: 0.875 in\u003cbr\u003eDome\/dish volume: -1.82 cc\u003cbr\u003ePiston weight: 157 grams\u003cbr\u003eDual pin oilers feed twice the oil to the wrist pin\u003cbr\u003eAccumulator groove reduces ring flutter for a better seal\u003cbr\u003eBalanced within one gram, pin lock grooves machined in\u003cbr\u003eCP-Carrillo part number MX1135C\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ What's Included\u003c\/strong\u003e\u003cbr\u003eForged piston(s)\u003cbr\u003eRing set (CP7700C)\u003cbr\u003eWrist pin(s) (S630-1650-13C)\u003cbr\u003eWire locks (630x050 SWL)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ What's NOT Included\u003c\/strong\u003e\u003cbr\u003eGaskets sold separately (Cometic C3057)\u003cbr\u003eConnecting rod sold separately (CP-Carrillo PSR8807A)\u003c\/p\u003e\u003cp\u003eShips fast from DuneGoonShop!\u003c\/p\u003e","brand":"CP-Carrillo","offers":[{"title":"Default Title","offer_id":48970716020961,"sku":"MX1135C-SET","price":564.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1219\/2993\/files\/Screenshot_2026-10-20_171051.png?v=1792541462","url":"https:\/\/dunegoonshop.com\/en-ca\/products\/cp-carrillo-forged-piston-kit-yamaha-yz250f-77mm-14-25-1-mx1135c","provider":"Dune Goons","version":"1.0","type":"link"}