{"product_id":"m177-forged-pistons","title":"M177 Forged Pistons","description":"\u003cp\u003e\u003cstrong\u003eModalworks M177 Forged Pistons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Modalworks M177 Forged Pistons are custom-engineered by CP-Carrillo to Modalworks specification for the Mercedes-AMG M177 4.0L V8. Built to handle the high cylinder pressures of big-turbo, high-boost applications, they are the perfect companion to our M177 H-Beam Connecting Rods for a fully forged rotating assembly.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCP-Carrillo Forged Construction\u003c\/strong\u003e\u003cbr\u003eCustom forged pistons manufactured by CP-Carrillo to Modalworks spec at 83mm (3.2677\") bore, with underhead milling for optimized weight and crown stability under extreme cylinder pressure.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDual Coating Package\u003c\/strong\u003e\u003cbr\u003eEvery piston is finished with a dry-film skirt coating for reduced friction and cold-start protection, plus a ceramic thermal barrier coating on the crown to reflect combustion heat away from the piston — critical on a twin-turbo engine under sustained boost.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eUpgraded Wrist Pins\u003c\/strong\u003e\u003cbr\u003e0.866\" x 2.250\" wrist pins in 9310 alloy steel with .200\" wall thickness, chamfered for wire locks — a significant strength upgrade over standard pins for high-output builds. Wire locks included.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003ePerformance Ring Pack\u003c\/strong\u003e\u003cbr\u003ePVD-coated 1.2mm steel top ring, 1.2mm ductile iron Napier second ring, and 2.0mm gas-nitrided steel oil ring — a low-friction, high-seal combination built for boost.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eComplete, Ready-to-Assemble Set\u003c\/strong\u003e\u003cbr\u003eSupplied as a full set of 8 with pins fitted, rings, and wire locks — everything needed for assembly.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eCompatible with a range of Mercedes-AMG M177 models, including the C63, E63, GLC63, GT63, and others. Pair with Modalworks M177 Forged Connecting Rods and M177 Performance Head Studs for a complete built bottom end.\u003c\/p\u003e","brand":"ModalWorks","offers":[{"title":"Default Title","offer_id":56335719989388,"sku":"MW-C63-ACC-PST-V1","price":3499.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/modalwork.com\/products\/m177-forged-pistons","provider":"ModalWorks","version":"1.0","type":"link"}