In 1930 Matchless
launched the Matchless Silver Arrow
, a cast iron head monoblock SV
, 400 cc, narrow angle transverse18° V-twin motorcycle
with chain drive
designed by Charles Collier.
The narrow angle of the V allowed the use of a one piece head, a practice utilised by Lancia
in its early V4 automobile engines.The rear suspension
was a cantilever design using two springs and friction dampers beneath the saddle, very similar to the 1928 Vincent HRD
design. Linked brakes were used, as had appeared on the 1925 Rudge
Four. The carburettor was an Amal type 4/014 (bottom petrol feed).
About 1700 Silver Arrows were produced of which only sixty are known to have survived.
The bike did not sell well and within the year led to the Bert Collier
designed Matchless Silver Hawk
Two models were produced, the 'Standard model' which had acetylene lighting and bulb horn, priced in 1930 at £57/10/6 and the 'De Luxe model' which had electric lighting and instrument panel, priced in 1930 at £63/2/6. In 1931 both were designated A/2 and minor changes included improved gear ratios with lower 1st and higher top gear, the Amal carburettor jet was changed from 70 to 55 and the diameter of the exhaust pipe was increased with ports on the head spaced further apart... Read More