{"product_id":"athena-p5f0770187008b-top-end-piston-kit-for-yamaha-250-wr-f-yz-f-2014-2015","title":"ATHENA P5F0770187008B Top End Piston Kit for Yamaha 250 WR-F \/ YZ-F 2014–2015","description":"\u003cp data-start=\"0\" data-end=\"631\" class=\"PDq2pG_selectionAnchorContainer\"\u003eBreathe new life into your 4-stroke enduro engine with Athena's Forged Top End Piston Kit. Designed for riders who expect maximum performance and reliability, this complete rebuild kit pairs a precision-forged piston with Athena's premium top-end gasket kit for a hassle-free installation and race-proven durability. Manufactured using a reverse extrusion forging process and precision CNC machining, the piston delivers exceptional strength, superior heat resistance, and consistent power output, while premium Japanese piston rings and Athena's advanced gasket technology provide outstanding sealing and long-lasting performance.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul data-start=\"633\" data-end=\"1175\"\u003e\n\u003cli data-section-id=\"1uhg29p\" data-start=\"633\" data-end=\"721\"\u003eComplete top-end rebuild kit featuring a forged 4-stroke piston and premium gasket set\u003c\/li\u003e\n\u003cli data-section-id=\"8ex4e2\" data-start=\"722\" data-end=\"799\"\u003eReverse-extruded forged aluminum piston for maximum strength and durability\u003c\/li\u003e\n\u003cli data-section-id=\"3627m0\" data-start=\"800\" data-end=\"871\"\u003ePrecision CNC-machined for OEM-quality fit and consistent performance\u003c\/li\u003e\n\u003cli data-section-id=\"xpzjlk\" data-start=\"872\" data-end=\"971\"\u003ePremium Japanese piston rings with wear-resistant coatings reduce friction and extend engine life\u003c\/li\u003e\n\u003cli data-section-id=\"vs4mij\" data-start=\"972\" data-end=\"1076\"\u003eForged side relief skirt design improves stability, reduces wear, and promotes smooth engine operation\u003c\/li\u003e\n\u003cli data-section-id=\"ewd5q6\" data-start=\"1077\" data-end=\"1175\"\u003ePremium gasket materials provide dependable, leak-free sealing under demanding riding conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"1177\" data-end=\"1190\"\u003e\u003cstrong data-start=\"1177\" data-end=\"1190\"\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"1192\" data-end=\"1301\"\u003e\n\u003cli data-section-id=\"16n0mx3\" data-start=\"1192\" data-end=\"1216\"\u003eForged 4-Stroke Piston\u003c\/li\u003e\n\u003cli data-section-id=\"1houaud\" data-start=\"1217\" data-end=\"1235\"\u003ePiston Rings (2)\u003c\/li\u003e\n\u003cli data-section-id=\"6aqmvn\" data-start=\"1236\" data-end=\"1260\"\u003ePiston Pin \/ Wrist Pin\u003c\/li\u003e\n\u003cli data-section-id=\"6wg6ph\" data-start=\"1261\" data-end=\"1271\"\u003eCirclips\u003c\/li\u003e\n\u003cli data-section-id=\"1j4tvgc\" data-start=\"1272\" data-end=\"1301\"\u003eComplete Top End Gasket Kit\u003c\/li\u003e\n\u003cli data-section-id=\"1j4tvgc\" data-start=\"1272\" data-end=\"1301\"\u003e\u003cbr\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cul data-start=\"1322\" data-end=\"1572\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1ust6eh\" data-start=\"1322\" data-end=\"1344\"\u003ePiston Size: 76.97mm\u003c\/li\u003e\n\u003cli data-section-id=\"1ejhbhu\" data-start=\"1345\" data-end=\"1366\"\u003eDisplacement: 250cc\u003c\/li\u003e\n\u003cli data-section-id=\"1dex8rz\" data-start=\"1367\" data-end=\"1394\"\u003eCompression: 13.5:1\u003c\/li\u003e\n\u003cli data-section-id=\"8zn354\" data-start=\"1395\" data-end=\"1416\"\u003ePiston Type: Forged\u003c\/li\u003e\n\u003cli data-section-id=\"1qyo7ls\" data-start=\"1446\" data-end=\"1480\"\u003eSkirt Design: Forged Side Relief\u003c\/li\u003e\n\u003cli data-section-id=\"1ek2giz\" data-start=\"1481\" data-end=\"1510\"\u003eCompression Height: 20.40mm\u003c\/li\u003e\n\u003cli data-section-id=\"afyesh\" data-start=\"1511\" data-end=\"1533\"\u003ePiston Pin: Standard\u003c\/li\u003e\n\u003cli data-section-id=\"1ga46yp\" data-start=\"1534\" data-end=\"1572\" data-is-last-node=\"\"\u003eBig End Pin Diameter: 16 x 10 x 42mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ATHENA P5F0770187008B Top End Piston Kit is designed for Yamaha 250 WR-F and YZ-F models from 2014 through 2015. This kit provides a replacement piston solution for the top end of the specified engine applications.\u003c\/p\u003e\n\u003cp\u003eManufactured by ATHENA, the kit is identified by part number P5F0770187008B and is supplied as one unit. Verify the part number and model-year application before ordering to help ensure it matches your Yamaha motorcycle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: ATHENA\u003c\/li\u003e\n\u003cli\u003ePart Number: P5F0770187008B\u003c\/li\u003e\n\u003cli\u003eProduct Type: Top end piston kit\u003c\/li\u003e\n\u003cli\u003eApplication: Yamaha 250 WR-F \/ YZ-F\u003c\/li\u003e\n\u003cli\u003eModel Years: 2014–2015\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATHENA","offers":[{"title":"Default Title","offer_id":68128514244793,"sku":"227248","price":226.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/227248_1786046746.jpg?v=1793658297","url":"https:\/\/atticusgoods.com\/products\/athena-p5f0770187008b-top-end-piston-kit-for-yamaha-250-wr-f-yz-f-2014-2015","provider":"Atticus Goods","version":"1.0","type":"link"}