{"id":51338,"date":"2026-06-14T19:09:32","date_gmt":"2026-06-14T17:09:32","guid":{"rendered":"https:\/\/www.italpassion.fr\/?p=51338"},"modified":"2026-06-14T15:40:00","modified_gmt":"2026-06-14T13:40:00","slug":"alfa-romeo-giulia-quadrifoglio-lejos-de-los-510-cv-originales-el-motor-v6-alcanza-finalmente-los-600-cv","status":"publish","type":"post","link":"https:\/\/www.italpassion.fr\/es\/alfa-romeo\/alfa-romeo-giulia-quadrifoglio-loin-des-510-ch-dorigine-le-moteur-v6-est-finalement-pousse-a-600-ch\/","title":{"rendered":"Alfa Romeo Giulia Quadrifoglio: lejos de los 510 CV originales, el motor V6 alcanza finalmente los 600 CV"},"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\/06\/alfa-qv-1.jpg\" alt=\"\" class=\"wp-image-51339\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-1.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-1-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-1-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">El preparador Scara73 acaba de presentar su \u00faltima creaci\u00f3n, y esta comienza con una gran sorpresa. Tras pasar por el banco de pruebas antes de su preparaci\u00f3n, esta <a href=\"https:\/\/www.italpassion.fr\/es\/coches\/alfa-romeo-giulia\/\">Alfa Romeo Giulia<\/a> El Quadrifoglio de 2020 revel\u00f3 que estaba lejos de alcanzar los 510 CV anunciados por el fabricante, qued\u00e1ndose en solo 489 CV. Pero tras desmontar completamente el motor e instalar turbos m\u00e1s grandes, el taller ha dado un giro espectacular al llevar la potencia del sed\u00e1n italiano a cerca de 600 CV y 800 Nm de par.<\/p>\n\n\n\n<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\/06\/scara73.jpg\" alt=\"\" class=\"wp-image-51342\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/scara73.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/scara73-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/scara73-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/scara73-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A modo de recordatorio, el preparador italiano Scara73, ya conocido por haber <a href=\"https:\/\/www.italpassion.fr\/es\/alfa-romeo\/aqui-esta-el-horus-sc73-un-alfa-romeo-4c-potenciado-a-335-cv-que-podria-haber-sido-el-gta\/\">ha tuneado un Alfa Romeo 4C hasta alcanzar los 335 CV<\/a>. En esta ocasi\u00f3n, su \u00faltimo proyecto se centra en un Giulia Quadrifoglio que ya roza los 600 CV. En un v\u00eddeo publicado recientemente en su canal de YouTube, el preparador desvela los entresijos de esta transformaci\u00f3n realizada para un cliente fiel, Francesco, apasionado por el rendimiento y ya propietario de varios Alfa Romeo que han pasado por las manos de Scara73.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Un Giulia Quadrifoglio cuidadosamente seleccionado<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El modelo elegido es un Alfa Romeo Giulia Quadrifoglio de mayo de 2020, una versi\u00f3n especialmente apreciada por los entendidos, ya que carece de filtro de part\u00edculas de gasolina (OPF). Seg\u00fan Scara73, se trata, sencillamente, de los ejemplares que ofrecen el mayor potencial en cuanto a prestaciones. El coche ya luce una configuraci\u00f3n atractiva con su color Rosso Competizione, su techo de carbono a la vista, sus frenos de carbono-cer\u00e1mica y sus asientos de cubo de carbono Sabelt. Pero el objetivo no era est\u00e9tico. Francesco quer\u00eda, ante todo, un coche m\u00e1s potente que conservara al mismo tiempo un uso agradable en el d\u00eda a d\u00eda.<\/p>\n\n\n\n<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\/06\/alfa-qv-3.jpg\" alt=\"\" class=\"wp-image-51341\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-3.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-3-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-3-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<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\/06\/alfa-qv-2.jpg\" alt=\"\" class=\"wp-image-51340\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-2.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-2-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-2-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Preparaci\u00f3n exhaustiva del V6 biturbo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Para alcanzar este objetivo, Scara73 ha llevado a cabo un trabajo mucho m\u00e1s complejo que una simple reprogramaci\u00f3n del motor. Se desmont\u00f3 el motor V6 para intervenir directamente en los turbocompresores. Estos se ampliaron ligeramente para aumentar su capacidad de soplado sin comprometer la capacidad de respuesta a bajas revoluciones, uno de los puntos fuertes del Giulia Quadrifoglio.<\/p>\n\n\n\n<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\/06\/alfa-qv-5.jpg\" alt=\"\" class=\"wp-image-51344\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-5.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-5-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-5-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-5-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La intervenci\u00f3n tambi\u00e9n sirvi\u00f3 para renovar varios componentes. Se sustituyeron todos los conductos de aceite de los turbos, se revis\u00f3 el circuito de refrigeraci\u00f3n con un radiador de agua nuevo y se subsanaron las diversas peque\u00f1as fugas que se hab\u00edan acumulado a lo largo de los a\u00f1os. La caja de cambios tambi\u00e9n se someti\u00f3 a un cambio de aceite completo, con sustituci\u00f3n de los l\u00edquidos y los filtros.<\/p>\n\n\n\n<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\/06\/alfa-qv-4.jpg\" alt=\"\" class=\"wp-image-51343\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-4.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-4-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-4-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-4-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Una vez montado el motor, la puesta a punto continu\u00f3 con la instalaci\u00f3n de tubos de escape equipados con catalizadores deportivos de 200 celdas homologados seg\u00fan la norma Euro 6. El propietario deseaba conservar un coche con catalizador, lo que no impidi\u00f3 que el preparador buscara un alto rendimiento. El sistema de escape tambi\u00e9n se sustituy\u00f3 por una l\u00ednea completa de titanio equipada con v\u00e1lvulas neum\u00e1ticas controladas independientemente de los modos de conducci\u00f3n. Una soluci\u00f3n que permite mantener cierta discreci\u00f3n en los desplazamientos diarios, al tiempo que libera todo el sonido del V6 cuando las v\u00e1lvulas est\u00e1n abiertas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">De 489 CV medidos a casi 600 CV<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Antes de realizar cualquier modificaci\u00f3n, el Giulia Quadrifoglio se someti\u00f3 a pruebas en banco. Sorpresa: solo desarroll\u00f3 489 CV y 604 Nm de par, es decir, unos veinte caballos menos que la potencia oficial. Tras la instalaci\u00f3n de las nuevas piezas y numerosos ajustes electr\u00f3nicos, el resultado final es impresionante. Scara73 anuncia que ha realizado nada menos que 14 mapas diferentes y ha dedicado dos d\u00edas y medio de pruebas en banco para optimizar el conjunto.<\/p>\n\n\n\n<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\/06\/alfa-qv-8.jpg\" alt=\"\" class=\"wp-image-51346\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-8.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-8-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-8-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-8-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">El veredicto es definitivo: 594 CV y cerca de 800 Nm de par. M\u00e1s concretamente, el preparador habla de hasta 780 Nm en las ruedas traseras. Seg\u00fan \u00e9l, es muy dif\u00edcil superar los 550-560 CV con los turbocompresores de serie en este motor. Las modificaciones realizadas han permitido as\u00ed ganar entre 40 y 50 CV adicionales, al tiempo que se mantiene una curva de potencia muy similar a la de un Giulia Quadrifoglio est\u00e1ndar a bajas revoluciones.<\/p>\n\n\n\n<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\/06\/alfa-qv-7.jpg\" alt=\"\" class=\"wp-image-51345\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-7.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-7-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-7-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-7-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Uno de los aspectos m\u00e1s interesantes de esta puesta a punto es precisamente que se conserva el car\u00e1cter del motor. Las curvas que se muestran en el v\u00eddeo revelan que la diferencia en la respuesta a bajas revoluciones es pr\u00e1cticamente imperceptible. A partir de las 2700 rpm, la versi\u00f3n preparada alcanza la curva de potencia original antes de despegar claramente por encima de ella en todo el resto del rango de uso, con una diferencia que en ocasiones alcanza casi los 100 CV.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Una caballer\u00eda dif\u00edcil de aprovechar<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La prueba de conducci\u00f3n realizada por Scara73 pone r\u00e1pidamente de manifiesto las limitaciones de la tracci\u00f3n trasera. Incluso con neum\u00e1ticos que ofrecen un excelente agarre y en un d\u00eda caluroso, el preparador explica que el coche sigue teniendo dificultades para transmitir toda su potencia al suelo hasta la cuarta marcha.<\/p>\n\n\n\n<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\/06\/alfa-qv-9.jpg\" alt=\"\" class=\"wp-image-51347\" srcset=\"https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-9.jpg 1200w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-9-420x280.jpg 420w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-9-768x512.jpg 768w, https:\/\/www.italpassion.fr\/wp-content\/uploads\/2026\/06\/alfa-qv-9-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para adaptarse a esta nueva configuraci\u00f3n, el r\u00e9gimen m\u00e1ximo se ha elevado a 7.500 rpm, lo que permite al V6 biturbo seguir acelerando durante m\u00e1s tiempo a altas revoluciones. Las reacciones del preparador durante las aceleraciones lo dicen todo. Entre las intervenciones constantes del control de tracci\u00f3n y las dificultades para contener cerca de 800 Nm de par en el eje trasero, este Giulia Quadrifoglio parece haber cambiado de dimensi\u00f3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Una nueva demostraci\u00f3n del potencial del V6 de Alfa Romeo<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Esta preparaci\u00f3n demuestra una vez m\u00e1s el gran potencial del motor V6 de 2,9 litros desarrollado por Alfa Romeo. Ya reconocido por su rendimiento en su configuraci\u00f3n original, es capaz de rozar los 600 CV sin dejar de ofrecer un comportamiento apto para el uso diario, siempre que las modificaciones se realicen con cuidado. Cabe recordar que el motor Maserati V6 de 3,0 litros Nettuno es una evoluci\u00f3n del motor V6 de 2,0 litros de Alfa Romeo. Este Nettuno ofrece 630 CV en el superdeportivo. <a href=\"https:\/\/www.italpassion.fr\/es\/coches\/maserati-mcpura\/\">Maserati MCPura<\/a>, y 740 CV en la <a href=\"https:\/\/www.italpassion.fr\/es\/coches\/maserati-mcxtrema\/\">Maserati MCXtrema<\/a>\u2026 \u00a1sin hibridaci\u00f3n!<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"El modelo definitivo (600 CV): Alfa Romeo Giulia Quadrifoglio\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/bT3R_hhBnxI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":51339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"categories":[22],"tags":[288],"class_list":["post-51338","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-alfa-romeo","tag-alfa-romeo-giulia","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>Alfa Romeo Giulia Quadrifoglio : loin des 510 ch d&#039;origine, le moteur V6 est finalement pouss\u00e9 \u00e0 600 ch - ItalPassion<\/title>\n<meta name=\"description\" content=\"Le pr\u00e9parateur Scara73 vient de d\u00e9voiler sa derni\u00e8re cr\u00e9ation, et elle commence par une surprise de taille. 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