Matchless G12CSR Spotlighted: Britain's 646cc, 35hp Road-Going Racer

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Spain's espíritu RACER moto has featured the Matchless G12CSR as its "bike of the day." The air-cooled 646cc OHV parallel-twin produced roughly 35hp and could top 160km/h despite being a road bike. CSR stood for "Competition Sprung Roadster," and the piece frames the G12CSR as the high point of Britain's big-twin roadsters before Japanese motorcycles took over the market.