{"id":41942,"date":"2022-05-16T12:55:45","date_gmt":"2022-05-16T16:55:45","guid":{"rendered":"https:\/\/internal-combustion.com\/nuvolari\/?p=41942"},"modified":"2026-03-28T19:42:49","modified_gmt":"2026-03-28T23:42:49","slug":"the-ajs-500cc-w-c-supercharged-v4-of-1939-iomtt-ulstergp","status":"publish","type":"post","link":"https:\/\/internal-combustion.com\/nuvolari\/the-ajs-500cc-w-c-supercharged-v4-of-1939-iomtt-ulstergp\/","title":{"rendered":"The AJS 500cc w\/c Supercharged V4 of 1939 #iomtt #ulstergp"},"content":{"rendered":"<p><a href=\"https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc.jpg\"><img decoding=\"async\" class=\"alignnone wp-image-41943 size-featured-blog-large\" src=\"https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc-750x383.jpg\" alt=\"\" width=\"750\" height=\"383\" srcset=\"https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc-750x383.jpg 750w, https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc-1024x522.jpg 1024w, https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc-642x328.jpg 642w, https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc-150x77.jpg 150w, https:\/\/internal-combustion.com\/nuvolari\/wp-content\/uploads\/2022\/05\/what-might-have-been-the-ajs-500cc-wc.jpg 1080w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p>The AJS 500cc w\/c Supercharged V4 of 1939 &#8211; originally developed from 1936 but plagued with reliability problems &amp; Raced mainly by Bob Foster &amp; Walter Rusk in the TT Senior having to stop due to overheating &amp; both placed well down, but very Fast when trouble free &#8211; So much so at the Ulster GP, the last before WW2 one AJ Recorded the 1st 100 mph lap on the Clady Circuit leaving the Supercharged Gilera ( Which was reckoned to be the Fastest Race Bike of the period ) before having to retire with front suspension problems&#8212;&#8212;&#8212;&#8211; It was such a pity after the War when Supercharging was banned, as it had proved to be faster than the Gilera, but to late in the day !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The AJS 500cc w\/c Supercharged V4 of 1939 &#8211; originally developed from 1936 but plagued with reliability problems &amp; Raced mainly by Bob Foster &amp; Walter Rusk in the TT Senior having to stop due to overheating &amp; both placed<\/p>\n","protected":false},"author":1,"featured_media":41943,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2901,23,2905],"tags":[],"class_list":["post-41942","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-iomtt","category-motorcycle","category-ulster-gp"],"_links":{"self":[{"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/posts\/41942","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/comments?post=41942"}],"version-history":[{"count":2,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/posts\/41942\/revisions"}],"predecessor-version":[{"id":41953,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/posts\/41942\/revisions\/41953"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/media\/41943"}],"wp:attachment":[{"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/media?parent=41942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/categories?post=41942"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/internal-combustion.com\/nuvolari\/wp-json\/wp\/v2\/tags?post=41942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}