Vertical-twin Again Arouses Interest: Wide Range of Sports Singles : A Sturdy 549 c.c. Side-valve
Model 3/2.-343 c.c, single-cyl. o.h.v. Triumph; dry-sump lubrication; magneto ignition; all-
chain drive; oil-bath primary chain case; 4-speed gear, with foot control; fuel, 2½ gals.;
Price with electric lighting (solo), £51.
There is a wide range of single-cylinder models of the sports” type and a feature of all of them is their robust construction—they are essentially machines for really hard use. The 350 c.c. model may be taken as a typical example. It has a high-level two-port exhaust system, and the, duplex loop frame typical of Triumph construction is employed.
The new single-port “Light 350” which follows the lines of last year's 250 c.c. model, it attracting considerable interest. It is said to be capable of 75-80 m.p.h. Fully equipped it costs £51.
Model 5 /1.—549 c.c single-cyl side-valve Triumph; dry-sump lubrication; magneto
ignition; all-chain drive; 4-speed gear, with foot control; fuel, 3¼ gals.; 26x3.25in. tyres.
Price with electric lighting solo). £5-5.
The big single side-valve model is a machine specially suitable for sidecar work. The frame is particularly sturdy and the engine, with its enclosed tappets and valves and detachable alloy head (with 14 mm plug}, is of the most up-to-date side-valve type.
Not a single as might be thought, but the 649 c.c. vertical-twin, unit-construction model
For solo or sidecar work - the 549 c.c. side-valve model. Note the position of the sparking plug
The neat enclosure of the valve gear on the "Light 250" and the 350 c.c. o.h.v. models