{"id":46634,"date":"2026-02-18T08:51:00","date_gmt":"2026-02-18T07:51:00","guid":{"rendered":"https:\/\/www.italpassion.fr\/?p=46634"},"modified":"2026-02-18T08:51:00","modified_gmt":"2026-02-18T07:51:00","slug":"stellantis-podria-sustituir-todos-los-motores-peugeot-por-motores-fiat-el-puretech-es-demasiado-fragil","status":"publish","type":"post","link":"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/","title":{"rendered":"Stellantis podr\u00eda sustituir todos los motores Peugeot por motores Fiat: \u00bfPuretech es demasiado fr\u00e1gil?"},"content":{"rendered":"<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"800\" src=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly.jpg\" alt=\"\" class=\"wp-image-46635\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p>Desde hace varias semanas, el <a href=\"https:\/\/www.italpassion.fr\/es\/stellantis\/\">Stellantis<\/a> parece evolucionar a gran velocidad. <a href=\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-reintroducira-motores-diesel-en-varios-modelos-respondemos-a-la-demanda-de-los-clientes\/\">El retorno del gas\u00f3leo<\/a>, <a href=\"https:\/\/www.italpassion.fr\/es\/stellantis\/condenada-a-morir-stellantis-decide-finalmente-salvar-el-motor-fiat\/\">extensi\u00f3n del motor italiano FireFly<\/a>Con cada anuncio aparece la misma se\u00f1al: el Grupo abandona progresivamente la idea de un motor \u00fanico para toda Europa. Pero entre bastidores, las discusiones van mucho m\u00e1s lejos de lo que sugiere la comunicaci\u00f3n oficial. Seg\u00fan varios informes de la industria, Stellantis est\u00e1 considerando ahora un cambio industrial importante: sustituir gradualmente los motores de origen PSA, incluido el famoso 1.2 PureTech, por motores italianos de Fiat. Y esta vez, ya no se trata s\u00f3lo de un rumor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tras Euro 7, una batalla presupuestaria<\/h2>\n\n\n\n<p>Oficialmente, la llegada de la norma Euro 7 significa que los motores de combusti\u00f3n interna tendr\u00e1n que modernizarse de forma generalizada. Extraoficialmente, obliga a los fabricantes a elegir en qu\u00e9 invierten y en qu\u00e9 no.<\/p>\n\n\n\n<p>Adaptar toda una familia de motores a esta norma cuesta millones de euros. Sin embargo, seg\u00fan varias fuentes del sector, Stellantis ha tomado una decisi\u00f3n clara: concentrar sus presupuestos en los motores italianos en lugar de seguir desarrollando en profundidad los motores PureTech y BlueHDi.<\/p>\n\n\n\n<p>No es s\u00f3lo una cuesti\u00f3n de imagen industrial o de pol\u00edtica interna. Es ante todo una disyuntiva t\u00e9cnica y financiera. El Grupo considera que la modernizaci\u00f3n de los motores franceses ser\u00eda muy costosa para un resultado incierto a largo plazo, sobre todo en t\u00e9rminos de fiabilidad y durabilidad bajo las limitaciones de Euro 7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">El problema de PureTech no es s\u00f3lo un cintur\u00f3n<\/h2>\n\n\n\n<p>Durante a\u00f1os, el 1.2 PureTech ha tenido mala fama por su correa. Pero seg\u00fan informaciones t\u00e9cnicas del sector, el problema es m\u00e1s profundo. Internamente, se considera que el motor es mec\u00e1nicamente m\u00e1s fr\u00e1gil, con ciertos componentes fundamentales que se desgastan m\u00e1s r\u00e1pidamente y un mayor riesgo de rotura en trayectos largos. La actualizaci\u00f3n Euro 7 podr\u00eda incluso acentuar estas tensiones, al aumentar las temperaturas y presiones internas.<\/p>\n\n\n\n<p>En cambio, se dice que el motor Fiat FireFly (GSE) es estructuralmente m\u00e1s robusto. Su dise\u00f1o m\u00e1s reciente y sus componentes de mayor tama\u00f1o ofrecer\u00edan un mayor margen de durabilidad, lo que lo convertir\u00eda en una base m\u00e1s s\u00f3lida para la pr\u00f3xima d\u00e9cada t\u00e9rmica. En otras palabras, el debate ya no ser\u00eda puramente industrial, sino puramente mec\u00e1nico.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">El cambio ya ha comenzado<\/h2>\n\n\n\n<p>Algunos informes internos sugieren incluso que el calendario ya est\u00e1 acordado. El motor 1.6 JTD (presente en el Alfa Romeo Tonale) estar\u00eda en preparaci\u00f3n para equipar gran parte de la gama europea: los Peugeot 208, 308, 2008, 3008, 4008 y 5008, as\u00ed como los Opel Corsa, Astra, Mokka y Grandland, sin olvidar muchos modelos Citro\u00ebn.<\/p>\n\n\n\n<p>Seguir\u00edan otras cilindradas, en particular el 2.0 y el 2.2 adaptados a las normas futuras. Ir\u00f3nicamente, se dice que el 2,2 litros es una antigua colaboraci\u00f3n PSA-FCA... pero que ahora volver\u00e1 bajo bandera italiana. De confirmarse estos elementos, supondr\u00eda un vuelco hist\u00f3rico: durante a\u00f1os, las marcas italianas han adoptado motores franceses dentro del grupo. Ahora podr\u00eda invertirse el equilibrio.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Una estrategia coherente con las \u00faltimas decisiones<\/h2>\n\n\n\n<p>Tomados por separado, cada acontecimiento podr\u00eda parecer aislado: el rescate de FireFly, la vuelta al di\u00e9sel, la inversi\u00f3n en Termoli, las nuevas cajas eDCT... Tomados en conjunto, cuentan una historia diferente: Stellantis est\u00e1 preparando una nueva base t\u00e9rmica com\u00fan para Europa, pero diferente de la prevista cuando se cre\u00f3 el grupo.<\/p>\n\n\n\n<p>El plan inicial se basaba en motores PSA como columna vertebral, con el 1.2L EB2 y el 1.6L EP6. El plan actual podr\u00eda basarse en motores Fiat. La l\u00f3gica es clara: en lugar de desarrollar dos familias completas compatibles con Euro 7, el Grupo elige la que considera m\u00e1s sostenible desde el punto de vista t\u00e9cnico.<\/p>\n\n\n\n<p>Esta elecci\u00f3n tambi\u00e9n tendr\u00eda un importante significado simb\u00f3lico. En el momento de la fusi\u00f3n PSA-FCA, muchos cre\u00edan que la tecnolog\u00eda francesa se convertir\u00eda en dominante. Y as\u00ed fue durante varios a\u00f1os.<\/p>\n\n\n\n<p>Pero la transici\u00f3n energ\u00e9tica, m\u00e1s lenta de lo previsto, est\u00e1 cambiando las prioridades: la robustez y la longevidad vuelven a ser esenciales para amortizar los costes de desarrollo. Al final, Stellantis podr\u00e1 apoyarse en el patrimonio mec\u00e1nico italiano para atravesar la \u00faltima d\u00e9cada de generaci\u00f3n de energ\u00eda t\u00e9rmica en Europa.<\/p>\n\n\n\n<p>A\u00fan no se ha confirmado nada oficialmente. Pero la direcci\u00f3n industrial parece ahora coherente:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>un Fiat di\u00e9sel electrificado para viajes largos,<\/li>\n\n\n\n<li>un Fiat FireFly electrificado para gasolina h\u00edbrido,<\/li>\n\n\n\n<li>y el\u00e9ctrica para el resto.<\/li>\n<\/ul>\n\n\n\n<p>Si esta estrategia sale adelante, marcar\u00e1 un giro importante en la historia del Grupo. No s\u00f3lo el PureTech dejar\u00eda de ser el motor central de Stellantis, sino que Peugeot podr\u00eda circular ma\u00f1ana... con coraz\u00f3n Fiat, <a href=\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-lanza-los-nuevos-peugeot-208-y-2008-hibridos-con-motores-fiat\/\">como ya ocurre en Brasil<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":46635,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"categories":[29],"tags":[],"class_list":["post-46634","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stellantis","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-33"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Stellantis pourrait remplacer tous les moteurs Peugeot par des moteurs Fiat : le Puretech trop fragile ? - ItalPassion<\/title>\n<meta name=\"description\" content=\"Depuis plusieurs semaines, la strat\u00e9gie moteurs de Stellantis semble \u00e9voluer \u00e0 grande vitesse. Retour du diesel, prolongation du moteur FireFly italien,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-podria-sustituir-todos-los-motores-peugeot-por-motores-fiat-el-puretech-es-demasiado-fragil\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Stellantis pourrait remplacer tous les moteurs Peugeot par des moteurs Fiat : le Puretech trop fragile ? - ItalPassion\" \/>\n<meta property=\"og:description\" content=\"Depuis plusieurs semaines, la strat\u00e9gie moteurs de Stellantis semble \u00e9voluer \u00e0 grande vitesse. Retour du diesel, prolongation du moteur FireFly italien,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-podria-sustituir-todos-los-motores-peugeot-por-motores-fiat-el-puretech-es-demasiado-fragil\/\" \/>\n<meta property=\"og:site_name\" content=\"ItalPassion\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/italpassion\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-18T07:51:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alexandre Filluzeau\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@italpassion\" \/>\n<meta name=\"twitter:site\" content=\"@italpassion\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/\"},\"author\":{\"name\":\"Alexandre Filluzeau\",\"@id\":\"https:\/\/www.italpassion.fr\/es\/#\/schema\/person\/36f747b2a759ca202d847e85a9434ca0\"},\"headline\":\"Stellantis pourrait remplacer tous les moteurs Peugeot par des moteurs Fiat : le Puretech trop fragile ?\",\"datePublished\":\"2026-02-18T07:51:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/\"},\"wordCount\":846,\"commentCount\":66,\"publisher\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly.jpg\",\"articleSection\":[\"Stellantis\"],\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/\",\"url\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/\",\"name\":\"Stellantis pourrait remplacer tous les moteurs Peugeot par des moteurs Fiat : le Puretech trop fragile ? - ItalPassion\",\"isPartOf\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.italpassion.fr\/es\/stellantis\/stellantis-pourrait-remplacer-tous-les-moteurs-peugeot-par-des-moteurs-fiat-le-puretech-trop-fragile\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/02\/moteur-firefly.jpg\",\"datePublished\":\"2026-02-18T07:51:00+00:00\",\"description\":\"Depuis plusieurs semaines, la strat\u00e9gie moteurs de Stellantis semble \u00e9voluer \u00e0 grande vitesse. 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