{"product_id":"athena-p4c0540118014b-top-end-piston-kit-for-yamaha-yz-125-2005-2021","title":"ATHENA P4C0540118014B Top End Piston Kit for Yamaha YZ 125, 2005–2021","description":"\u003cp data-path-to-node=\"0\"\u003eBreathe new life into your 125cc 2-stroke engine with this ultimate, all-in-one top-end rebuild kit. Athena has perfectly paired a premium, gravity-cast high-silicon aluminum piston with their industry-leading top-end gaskets for a seamless and highly reliable rebuild. The precision CNC-machined piston ensures flawless fuel flow and optimal flame propagation, while a specialized molybdenum disulfide skirt coating greatly reduces internal friction for enhanced power and longevity. Accompanied by gaskets that have undergone advanced stress-relieving processes and proprietary surface treatments, this kit guarantees an unbeatable seal under extreme cylinder pressures. Reclaim your factory compression and hit the track with maximum performance!\u003c\/p\u003e\u003cul data-path-to-node=\"1\"\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"1,0,0\"\u003eComplete top-end solution perfectly pairing a cast 2-stroke piston and comprehensive gasket kit\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"1,1,0\"\u003eGravity-cast from a specialized high-silicon aluminum alloy for exceptional strength and heat resistance\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"1,2,0\"\u003eMolybdenum disulfide skirt coating drastically reduces friction and internal engine wear\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"1,3,0\"\u003ePrecision CNC-machined profile ensures optimal fuel flow and perfect flame propagation\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"1,4,0\"\u003eAdvanced gaskets feature proprietary surface treatments and stress-relieving processes for maximum sealing reliability\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003e\u003cbr\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"3,0,0\"\u003eCast 2-Stroke Piston (Flat Head)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"3,1,0\"\u003ePiston Ring (1)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"3,2,0\"\u003eStandard Piston Pin \/ Wrist Pin (15x10x45mm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"3,3,0\"\u003eComplete Top End Gasket Kit\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 125cc\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cstrong style=\"font-size: 1em;\"\u003ePiston Size:\u003c\/strong\u003e\u003cspan style=\"font-size: 1em;\"\u003e 53.96mm (B-Size)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cstrong\u003eCompression:\u003c\/strong\u003e Standard\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ATHENA P4C0540118014B Top End Piston Kit is designed for Yamaha YZ 125 models from 2005 through 2021. This kit provides a piston-focused solution for top-end service using a product matched to the specified Yamaha YZ 125 application range.\u003c\/p\u003e\n\u003cp\u003eBuilt for use in the top end of the engine, the ATHENA piston kit is identified by part number P4C0540118014B for straightforward product selection and service planning. Its application-specific design supports replacement work on compatible Yamaha YZ 125 models within the stated model years.\u003c\/p\u003e\n\u003cp\u003eSold as one each, this ATHENA top end piston kit is suitable for maintenance or repair projects requiring a replacement piston kit for the listed Yamaha YZ 125 application. Verify the model year and application before ordering to ensure the part matches your service needs.\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: P4C0540118014B\u003c\/li\u003e\n\u003cli\u003eProduct Type: Top end piston kit\u003c\/li\u003e\n\u003cli\u003eApplication: Yamaha YZ 125\u003c\/li\u003e\n\u003cli\u003eModel Years: 2005–2021\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ATHENA","offers":[{"title":"Default Title","offer_id":68128541311161,"sku":"227229","price":147.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/227229_1786029904.jpg?v=1793658367","url":"https:\/\/atticusgoods.com\/products\/athena-p4c0540118014b-top-end-piston-kit-for-yamaha-yz-125-2005-2021","provider":"Atticus Goods","version":"1.0","type":"link"}