Swiss

OERLIKON.
Société Oerlikon Suisse de Machines Outils, Oerlikon.

55 h.p., 4 cyl., 100×200 (1200 r.p.m.) 176 lbs.

Horizontal opposed, water-cooled (pump).

H.T. magneto (2 circuits for 2 sets of plugs).
Mechanical inlets.
Forced lubrication.

Features.--

Steel cylinders (copper jackets).

Single cylinders.

Overhead valves.

Single cam shaft.

2 carburetters (one for each pair of cylinders).

Crank shaft, solid, on ball bearings.

Open crank case.