AJS Motorcycles

Today in Motorcycle History

AJS 1930 349cc R4

The A.J.S. 3.49 h.p. de Luxe Side Valve, Model R4.

Engine. AJS. Design and Manufacture. inclined Single Cylinder. Side by Side Valves. (74 x 81 Bore and Stroke, 349 c.c. capacity.)

Dry Sump Lubrication with Auxiliary Feed to Cylinder Wall.

Detachable cylinder Head.

Aluminium Piston.

Roller bearings to Big End of Connecting Rod.

Ball Bearing Main Shafts.

Semi-Cradle Frame with Duplex Chain Stays.

Three-speed Countershaft Gear.

Hand-controlled Clutch.

Footstarter with enclosed operating mechanism.

A.J.S. Patent Quick Detachable Rear Wheel.

26 x 3.00 Wired-on Avon Heavy Non-skid Tyres.

Roller Bearing Hubs.

Improved design Front Forks.

Amal Canurettor with Twist-grip control.

Adjustable Handlebars with Steering Damper

Footrests adjustable to any position.

Internal Expanding Front and Rear Brakes, quick adjustable.

All Chain Transmission, ("Hans Renold").

Adjustable Needle Valve Oiling to Front Chain.

Lycett "Aero" Saddle, adjustable.

Lucas Magneto mounted behind Engine

Spring-up Stand underneath bottom bracket.

Detachable Rear Carrier.

Complete Kit of Tools.

Smith's Speedometer fitted in Tank and driven by Gearbox Trip £2:5:0 extra Non-Trip £2:0:0 extra

Magdyno Electric Lighting Set, as illustrated, £15:10:0 extra

Price £44 : 10 : 0

Source: AJS 1930 Factory Catalogue