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  1. Copilot Answer
    Wikipedia
    https://en.wikipedia.org/wiki/BMW_R65
    BMW R65 - Wikipedia
    ManufacturerBMW
    Production1978-84
    ClassTouring motorcycle
    Engine248/1
    Technical overview

    The R65 is fitted with a type 248/1 engine, a different version of the well known BMW type 247, also known as an airhead. The engine is a 648 cc, OHV, two valves per cylinder, air-cooled flat-twin (i.e., horizontall… See more

    R65LS

    In 1982 the R65LS designed by Hans Muth was introduced. 6,389 R65LS models were produced, with a triangular shaped pod fairing and instrument housing and a different rear seat with pillion grab handles similar in st… See more

    R65GS

    In 1987, the R65GS was released, to become a member of the GS family of dual-sport bikes. The R65GS, of which 1,727 were produced, featured the R65 engine fitted into a R80G/S chassis with a monolever … See more

    Performance

    The power output of early R65 models was 33 kW (44 hp) but from 1981 this increased to 37 kW (50 hp) at 7,250 rpm Similarly in 1981 torque rose from 50 N⋅m (37 ft⋅lbf) at 5,500 rpm to 52.3 N⋅m (38.6 ft⋅lbf) at 6,500 rpm. This p… See more

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