Classic Bike Hub UK

  • Reference: Racing engines: MZ

    Reference: Racing engines: MZ

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    MZ 124cc racing engine (pdf) There is nothing more fascinating than progress. In the world of racing engines its yardstick for measurement is b.h.p.-per-litre. Power is thus related to capacity so that engines of various sizes can be compared. When, back in 1938, Joe Craig wrung 50 b.h.p. from a twin-overhead-camshaft, five-hundred T.T. Norton single,…

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  • Stafford, April 2012, Bonhams Auction – 1939 Vincent-HRD 998cc Series-A Rapide

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    These days the chances of finding an example of either hidden behind a pile of straw bales are slim indeed, all the more so in the case of the ultra-rare Series-A Rapide, a mere 78 of which were produced between late 1936 and the summer of 1939. (Expert opinion differs on this point, but most…

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  • Stafford, April 2012, Bonhams Auction – 1939 Vincent-HRD 998cc Series-A Rapide

    Stafford, April 2012, Bonhams Auction – 1939 Vincent-HRD 998cc Series-A Rapide

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    These days the chances of finding an example of either hidden behind a pile of straw bales are slim indeed, all the more so in the case of the ultra-rare Series-A Rapide, a mere 78 of which were produced between late 1936 and the summer of 1939. (Expert opinion differs on this point, but most…

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  • Reference: Norton Dominator and Dolomite

    Reference: Norton Dominator and Dolomite

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    Norton Dominator and Dolomite test (pdf) The sporting sidecar outfit – is any road vehicle other than a fast solo more exhilarating to drive? The fundamental requirements are these: engine capacity should be large and high torque spread over the r.p.m. range. The sidecar should be light, small, smoothly curved and rigidly attached to the…

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  • Reference: Norton Dominator and Dolomite

    Reference: Norton Dominator and Dolomite

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    Norton Dominator and Dolomite test (pdf) The sporting sidecar outfit – is any road vehicle other than a fast solo more exhilarating to drive? The fundamental requirements are these: engine capacity should be large and high torque spread over the r.p.m. range. The sidecar should be light, small, smoothly curved and rigidly attached to the…

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  • Royal Enfield 'three'

    Royal Enfield 'three'

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    Royal Enfield three cylinder Why Royal Enfield became involved with three and four cylinder engine designs soon after the outbreak of the 1914-18 war is unknown, although it should be recalled that the manufacture of machines destined for the civilian market was not prohibited until as late as 15th February 1917. Like most major manufacturers,…

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  • Reference: BSA A50 and A65

    Reference: BSA A50 and A65

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    Original A50 and A65 article (pdf) They’re ringing in the New Year at the BSA factory with a pair of brand-new big twins. Low-built and light (some 40 lb lighter than the current counterparts), the latest in the Small Heath line-up are packed with power and as compact in appear­ance as only unit-construction of engine…

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  • Reference: BSA A50 and A65

    Reference: BSA A50 and A65

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    Original A50 and A65 article (pdf) They’re ringing in the New Year at the BSA factory with a pair of brand-new big twins. Low-built and light (some 40 lb lighter than the current counterparts), the latest in the Small Heath line-up are packed with power and as compact in appear­ance as only unit-construction of engine…

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  • The way we were

    The way we were

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    1912 motorcycle image May 1912 The MCC’s Member’s Hill Climb was held on a specially chosen hill nestled on the Chiltern range, with plenty of trees offering shade from the hot sun of a super early summer’s day. The hill was only revealed to competitors at the last minute; the climb rises instantly from level…

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  • Aussie auction

    Aussie auction

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    1923/25 Indian ohv eight-valve racer The bikes were collected by the late Arthur Francis Parker Jnr, always known as Bill. The family were the proprietors of Parkers Motor Garage, which was a major garage which specialised in the sale of Indian motorcycles. Machines include a rare 1916 Indian Featherweight Model K2 250cc single, bought by…

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