http://www.vintagebike.co.uk/pictures/1939-nsu-osl-501/?utm_source=rss&utm_medium=rss&utm_campaign=1939-nsu-osl-501 Thu, 23 Mar 2023 18:54:44 +0000 hourly 1 http://www.vintagebike.co.uk/pictures/1939-nsu-osl-501/#comment-243 Fri, 08 Apr 2011 22:46:43 +0000 http://www.vintagebike.co.uk/?p=7974#comment-243 Still on the road, tidied it a bit and now fitting small eaton supercharger from VW…not much pressure though…beltdrive ratio quite mild…Not very vintage/original, but good fun as long as it last…
Send pics later when finished !

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