Grey Flash 2751

The history and restoration of a Vincent HRD Grey Flash

Throughout its long racing career 2751 suffered many incidents that left their mark on the surviving original components. The magnesium gearbox casing bears “witness” marks from where primary chain slackness had been adjusted to the point where the casing was pushed up against the G50/2 pivot bearing plate. Once a new primary chain had been …

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The primary chain has now been fitted. A period grease nipple has replaced the modern one on the rear damper. The brass plug has also been dulled down. These Maughans-rebuilt dampers do look a bit out of place but we feel it would be foolhardy to use period ones as they will never work as …

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As mentioned in the post before last, there was something that we felt we needed to get to the bottom of. The image of this component, kindly sent to us by David Dunfey, featured a nut seated in a counter bore. This nut had been torqued into place and was held by the edges of …

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Much re-designing to the 500cc cycle parts was required by Vincent HRD to accommodate the Albion racing gearbox. The standard road-going Comet and Meteor utilises a Burman gearbox and everything was designed to accept this proprietary unit. Fitting the Albion gearbox required special brackets, unique to the Grey Flash, and major surgery to other parts. …

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