AJS 7R (1948-1963) Specs, Performance & Photos
Updated: 13 July 2021 • Maintained by:
Segment: Clasic
Production years: 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963
The 350cc AJS 7R was a racing motorcycle built from 1948 to 1963. In the beginning, the 7R was not too powerful, producing 32HP at 7500rpm. In 1956 the engine dimensions changed from the original long-stroke 74 x 90 mm to the 75.5 x 78 mm. In 1951 there was a version called AJS 7R3, with 36HP and a mellow tuning of the bike increased its power to 40HP in 1954. The AJS 7R could reach a top speed of 110-115 mph.
AJS 7R 1948-1963
AJS 7R 350
| engine specs | Type: | OHV, four stroke | Displacement: | 349 cm3 | Bore X Stroke: | - | Compression Ratio: | - | Horsepower: | 40/7600 KW(hp)/RPM | Torque: | - | Fuel System: | Carburetor |
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| transmission specs | Gearbox: | - | Clutch: | - | Primary Drive: | - | Final Drive: | Chain |
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| chassis specs | Frame: | - | Front Suspension: | - | Rear Suspension: | - | Front Brake: | Drum | Rear Brake: | Drum |
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| dimension specs | Overall Length: | - | Overall Width: | - | Seat Height: | - | Wheelbase: | - | Ground Clearance: | - | Weight: | - | Fuel Capacity: | - |
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| tyres specs | Front: | - | Rear: | - |
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