{"id":124596,"date":"2022-10-05T10:40:45","date_gmt":"2022-10-05T10:40:45","guid":{"rendered":"https:\/\/all-car-news.com\/en-vedette-le-nouveau-bicylindre-parallele-de-755-cm3-de-honda\/"},"modified":"2022-10-05T10:40:45","modified_gmt":"2022-10-05T10:40:45","slug":"en-vedette-le-nouveau-bicylindre-parallele-de-755-cm3-de-honda","status":"publish","type":"post","link":"https:\/\/all-car-news.com\/fr\/en-vedette-le-nouveau-bicylindre-parallele-de-755-cm3-de-honda\/","title":{"rendered":"En vedette : Le nouveau bicylindre parall\u00e8le de 755 cm3 de Honda"},"content":{"rendered":"<h2>Culasse Unicam<\/h2>\n<p>Le d\u00e9voilement d&rsquo;un tout nouveau moteur Honda est toujours un moment sp\u00e9cial. Honda promet une puissance de pointe excitante, mais aussi un couple important dans les bas et moyens r\u00e9gimes.<\/p>\n<p>Le bicylindre de 755 cm3 \u00e0 culasse Unicam \u00e0 huit soupapes d\u00e9livre 67,5 kW (91,9 ch) \u00e0 9 500 tr\/min et 75 Nm de couple \u00e0 7 250 tr\/min. L&rsquo;al\u00e9sage et la course sont de 87 x 63,5 mm avec un taux de compression de 11,0:1.<\/p>\n<p>Dans le <strong><br \/>\n  <a href=\"https:\/\/motorrai.nl\/honda-cb750-hornet-alle-details\/\">Honda CB750 Hornet<\/a><br \/>\n<\/strong> le nouveau bicylindre offre un poids \u00e0 vide de 190 kg et un rapport puissance\/poids de 0,36 kW par kg \/ 2,81 kg par kW.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"1140\" height=\"713\" class=\"alignnone size-medium wp-image-25982\" src=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto6-1140x713.jpg\" alt=\"\"><\/p>\n<h2>Compact et l\u00e9ger<\/h2>\n<p>La culasse Unicam compacte et l\u00e9g\u00e8re (et une configuration utilis\u00e9e par la CRF450R pr\u00eate pour la comp\u00e9tition MX) actionne les soupapes d&rsquo;admission de 35,5 mm via la came et les soupapes d&rsquo;\u00e9chappement de 29 mm via les culbuteurs. La lev\u00e9e de l&rsquo;admission est de 9,3 mm et celle de l&rsquo;\u00e9chappement de 8,2 mm.<\/p>\n<p>Pour une r\u00e9ponse plus vive et plus rapide, les conduits brevet\u00e9s Vortex Flow Ducts assurent une distribution plus uniforme des \u00e9copes lat\u00e9rales vers la bo\u00eete \u00e0 air, qui alimente ensuite les prises d&rsquo;air descendantes et les corps de papillon de 46 mm de diam\u00e8tre.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"1140\" height=\"713\" class=\"alignnone size-medium wp-image-25980\" src=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto4-1140x713.jpg\" alt=\"\"><\/p>\n<h2>Vilebrequin \u00e0 270<\/h2>\n<p>Le vilebrequin \u00e0 270\u00b0 et l&rsquo;ordre d&rsquo;allumage irr\u00e9gulier cr\u00e9ent une sensation de bicylindre de caract\u00e8re. Pour envelopper le moteur le plus \u00e9troitement possible, il n&rsquo;y a pas de pignon d&rsquo;entra\u00eenement de l&rsquo;\u00e9quilibreur ; le pignon d&rsquo;entra\u00eenement primaire double les t\u00e2ches et fait \u00e9galement tourner l&rsquo;arbre de l&rsquo;\u00e9quilibreur.<\/p>\n<p>La pompe \u00e0 eau est log\u00e9e dans le couvercle gauche du carter et aucun refroidisseur d&rsquo;huile \u00e0 eau n&rsquo;est n\u00e9cessaire. Les cylindres sont \u00e9galement recouverts d&rsquo;un rev\u00eatement Ni-SiC (Nickel-Silicon Carbide), comme celui utilis\u00e9 sur la CBR1000RR-R Fireblade et la CRF450R.<\/p>\n<h2>Embrayage d&rsquo;assistance\/slip<\/h2>\n<p>Un embrayage assist\u00e9\/\u00e0 glissement &#8211; avec des segments de disque inclin\u00e9s &#8211; offre une sensation de levier l\u00e9g\u00e8re, simplifie le passage des vitesses et emp\u00eache le rebond de la roue arri\u00e8re en cas de freinage brusque et de r\u00e9trogradation rapide.<\/p>\n<p>Gr\u00e2ce \u00e0 un logiciel, le nouveau bicylindre est \u00e9galement disponible en version A2 de 35 kW. La puissance du moteur sera alors port\u00e9e \u00e0 48 ch (35 kW).<\/p>\n<div class=\"galery shuffle galery-25890\">\n<figure>\n\t\t\t<a href=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto1-1600x1000.jpg\" data-fancybox=\"galery-25890\" title=\"\"><br \/>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto1-640x480.jpg\" alt=\"\"><i class=\"fa fa-search-plus\" aria-hidden=\"true\"><\/i><br \/>\n\t\t\t<\/a><br \/>\n\t\t<\/figure>\n<figure>\n\t\t\t<a href=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto3-1600x1000.jpg\" data-fancybox=\"galery-25890\" title=\"\"><br \/>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto3-360x270.jpg\" alt=\"\"><i class=\"fa fa-search-plus\" aria-hidden=\"true\"><\/i><br \/>\n\t\t\t<\/a><br \/>\n\t\t<\/figure>\n<figure>\n\t\t\t<a href=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto2-1600x1000.jpg\" data-fancybox=\"galery-25890\" title=\"\"><br \/>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/motorrai.nl\/wp-content\/uploads\/2022\/10\/honda-cb750-hornet-tweecilinder-techniek-foto2-360x270.jpg\" alt=\"\"><i class=\"fa fa-search-plus\" aria-hidden=\"true\"><\/i><br \/>\n\t\t\t<\/a><br \/>\n\t\t<\/figure>\n<div class=\"clear\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"Culasse Unicam Le d\u00e9voilement d'un tout nouveau moteur Honda est toujours un moment sp\u00e9cial. Honda promet une puissance de pointe\u2026","protected":false},"author":0,"featured_media":124548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[127],"tags":[],"class_list":["post-124596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouvelles-de-voiture"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>En vedette : Le nouveau bicylindre parall\u00e8le de 755 cm3 de Honda - All cars news<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/all-car-news.com\/fr\/en-vedette-le-nouveau-bicylindre-parallele-de-755-cm3-de-honda\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"En vedette : Le nouveau bicylindre parall\u00e8le de 755 cm3 de Honda - All cars news\" \/>\n<meta property=\"og:description\" content=\"Culasse Unicam Le d\u00e9voilement d&#039;un tout nouveau moteur Honda est toujours un moment sp\u00e9cial. Honda promet une puissance de pointe excitante, mais aussi un couple important dans les bas et moyens r\u00e9gimes. Le bicylindre de 755 cm3 \u00e0 culasse Unicam \u00e0 huit soupapes d\u00e9livre 67,5 kW (91,9 ch) \u00e0 9 500 tr\/min et 75 Nm de couple \u00e0 7 250 tr\/min. 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