Harley-Davidson 1936 model R 750 cc side valve V-twin frame# 36 4830 C engine#36R 2694
The company introduced the side valve concept for the V-twins for the 1929 model year when the 45 ci model D was introduced.
A year later the F head big twin was replaced by the side valve 74 ci model V.
During the thirties the 1200 cc models were generally better sold than the 750 cc machines: the latter did better in the export markets.
To give some idea of the popularity of the various HD types in 1936: the 750 cc models found about 2,000 buyers, the new OHV model some 1,700 and of the 1200cc and 1300 cc “ V” models some 3,500 machines were produced.
Some new features for the 1936 model R were: deep finned cylinders and heads, redesigned combustion chambers , Y-type intake manifold and a spring shield for the fork springs.