{"id":28811,"date":"2025-12-02T14:50:18","date_gmt":"2025-12-02T13:50:18","guid":{"rendered":"https:\/\/www.motoblouz.com\/enjoytheride\/enjoytheride\/?p=28811"},"modified":"2025-12-02T14:50:19","modified_gmt":"2025-12-02T13:50:19","slug":"tuto-moto-cross-comment-eviter-la-surchauffe-moteur","status":"publish","type":"post","link":"https:\/\/www.motoblouz.com\/enjoytheride\/tutos-entretien-moto-cross\/28811-tuto-moto-cross-comment-eviter-la-surchauffe-moteur-2025-12-02","title":{"rendered":"TUTO moto cross : Comment \u00e9viter la surchauffe moteur ?"},"content":{"rendered":"\n<p>Flo retrouve Josse pour parler d\u2019un sujet vital en motocross, surtout dans le sable : \u00e9viter la surchauffe moteur. Liquide de refroidissement, bouchon de radiateur, taille des radiateurs, vase d\u2019expansion\u2026 Tout est pass\u00e9 en revue pour pr\u00e9server votre moteur et \u00e9viter l\u2019abandon en pleine course.<\/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=\"TUTO MX : Comment \u00e9viter la surchauffe moteur ?\" width=\"1050\" height=\"591\" src=\"https:\/\/www.youtube.com\/embed\/eQdFGG7MJdY?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>\n\n\n\n<h2 class=\"wp-block-heading\">Choisir le bon liquide de refroidissement<\/h2>\n\n\n\n<p>Trois options principales :<\/p>\n\n\n\n<ul>\n<li><strong>Liquide d\u2019origine<\/strong> : adapt\u00e9 au motocross classique, mais insuffisant dans le sable.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.motoblouz.com\/vente-liquide-de-refroidissement-motul-motocool-factory-line-1l-214788.html\">Liquide \u201cMoto Cool\u201d<\/a><\/strong> : point d\u2019\u00e9bullition plus \u00e9lev\u00e9, parfait pour un usage intensif.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.motoblouz.com\/pieces-detachees-pieces-moto-et-outillage-huile-spray-entretien-40827\/marque\/evans.html\"><strong>Evans<\/strong> <\/a>: sans eau \u2192 pas d\u2019\u00e9bullition, pas d\u2019\u00e9vaporation. Le top pour l\u2019endurance sable.<\/li>\n<\/ul>\n\n\n\n<p>Avant de passer \u00e0 l\u2019Evans, il faut vidanger avec un produit sp\u00e9cifique : on ne m\u00e9lange jamais Evans et liquide classique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le bouchon de radiateur : un \u00e9l\u00e9ment cl\u00e9<\/h2>\n\n\n\n<p>La pression indiqu\u00e9e sur le bouchon influence la r\u00e9sistance du circuit :<\/p>\n\n\n\n<ul>\n<li>Origine : <strong>1.1 bar<\/strong><\/li>\n\n\n\n<li>Recommand\u00e9 pour le sable : <strong>1.6 \u00e0 1.8 bar<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Une pression plus \u00e9lev\u00e9e limite les pertes de liquide en cas de surchauffe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Radiateurs haute performance<\/h2>\n\n\n\n<p>Pour un refroidissement plus efficace :<\/p>\n\n\n\n<ul>\n<li>Radiateurs plus grands<\/li>\n\n\n\n<li>Ailettes larges<\/li>\n\n\n\n<li>Meilleure circulation d\u2019air<\/li>\n<\/ul>\n\n\n\n<p>Indispensable pour les courses longues ou les conditions tr\u00e8s chaudes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vase d\u2019expansion : la s\u00e9curit\u00e9 ultime<\/h2>\n\n\n\n<p>La pi\u00e8ce compl\u00e9mentaire id\u00e9ale :<\/p>\n\n\n\n<ul>\n<li>R\u00e9gule le niveau du liquide<\/li>\n\n\n\n<li>R\u00e9cup\u00e8re l\u2019eau perdue, puis la renvoie dans les radiateurs<\/li>\n\n\n\n<li>Permet de terminer une course m\u00eame en cas d\u2019\u00e9chauffement ponctuel<\/li>\n<\/ul>\n\n\n\n<p>De plus en plus de constructeurs proposent des mod\u00e8les adapt\u00e9s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Filets de protection pour radiateurs<\/h2>\n\n\n\n<p>Le sable humide cr\u00e9e une pellicule qui obstrue les ailettes.<br>Les <a href=\"https:\/\/www.motoblouz.com\/pieces-detachees-accessoires-moto-habillage-protection-moto-12101\/categories\/filets-de-protection.html\">filets de protection<\/a> :<\/p>\n\n\n\n<ul>\n<li>\u00c9vitent que le sable se colle directement<\/li>\n\n\n\n<li>Se nettoient rapidement aux stands<\/li>\n\n\n\n<li>Am\u00e9liorent la respiration du moteur<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">En r\u00e9sum\u00e9<\/h2>\n\n\n\n<p>Liquide haute performance, bouchon renforc\u00e9, radiateurs optimis\u00e9s, vase d\u2019expansion, protection contre le sable\u2026 Avec ces r\u00e9glages, votre moto est pr\u00eate \u00e0 encaisser les \u00e9preuves du sable sans surchauffer.<\/p>\n\n\n\n<p>Pour trouver les pi\u00e8ces adapt\u00e9es, direction Motoblouz, et rendez-vous au prochain tuto !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Flo retrouve Josse pour parler d\u2019un sujet vital en motocross, surtout dans le sable : \u00e9viter la surchauffe moteur. Liquide de refroidissement, bouchon de radiateur, taille des radiateurs, vase d\u2019expansion\u2026 Tout est pass\u00e9 en revue pour pr\u00e9server votre moteur et \u00e9viter l\u2019abandon en pleine course. Choisir le bon liquide de refroidissement Trois options principales : [&hellip;]<\/p>\n","protected":false},"author":1147,"featured_media":28812,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[309,308],"tags":[691,6598],"yoast":{"focuskw":"\u00e9viter surchauffe moteur motocross","title":"TUTO MX : Comment \u00e9viter la surchauffe moteur ? %%sep%% by Motoblouz","metadesc":"\u00c9vitez la surchauffe moteur en motocross : liquide de refroidissement, bouchon haute pression, radiateurs renforc\u00e9s... Guide complet sp\u00e9cial sable !","linkdex":"59","metakeywords":"","meta-robots-noindex":"","meta-robots-nofollow":"","meta-robots-adv":"","canonical":"","redirect":"","opengraph-title":"","opengraph-description":"","opengraph-image":"","twitter-title":"","twitter-description":"","twitter-image":""},"bk_author_score":["0"],"bk_final_score":[],"bk_summary":[],"bk_cs1":["0"],"bk_cs2":["0"],"bk_cs3":["0"],"bk_cs4":["0"],"bk_cs5":["0"],"bk_cs6":["0"],"bk_ct1":[],"bk_ct2":[],"bk_ct3":[],"bk_ct4":[],"bk_ct5":[],"bk_ct6":[],"bk_gallery_content":[],"bk_image_upload":[],"bk_media_embed_code_post":[],"bk_page_fullwidth_checkbox":[],"bk_post_fullwidth_checkbox":["0"],"bk_review_checkbox":["0"],"lswd-posts-on-top":"false","_d3t_product_info_activate":["1"],"_d3t_product_info_reference":[""],"_d3t_product_media_detoure":[""],"d3t_etc_reference":[""],"d3t_etc_translate_yoast_focuskw":[""],"d3t_etc_translate_yoast_title":[""],"d3t_etc_translate_yoast_metadesc":[""],"d3t_etc_translate_product_media_detoure":[""],"d3t_etc_translate_product_info_reference":[""],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/posts\/28811"}],"collection":[{"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/users\/1147"}],"replies":[{"embeddable":true,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/comments?post=28811"}],"version-history":[{"count":0,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/posts\/28811\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/media\/28812"}],"wp:attachment":[{"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/media?parent=28811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/categories?post=28811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.motoblouz.com\/enjoytheride\/wp-json\/wp\/v2\/tags?post=28811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}