1960 M-52S

, USSR ☭. Engine is based on an M-72 engine for maximum compatibility with spare parts; a mass produced crankcase having some minor modifications made at the last production stages is used. Diameters of the crankshaft necks & piston pins, piston rollers and separators are all unified with corresponding parts used in M-72. Valve train, which is taken from proven hardware, is almost similar to one used in BMW R-51/3; additionally, it has some technological advantages. Aluminium-cast cylinders has cast-iron liners… #m52 #caferacers #caferacer #classicmotorcycle #retromotorcycle #motosofwar #greenbike #motorworld #art #ural #uralbike #uralmotorcycle #rarebikes #bikestagram #retrobike #oldschool #motorrad #ретро #russianbike #мотоцикл #sovietbike #sportbike #experimental #soviet #мотоцикл #1960 #1960s #bmwstyle #opposed #ohv