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J.A. Prestwich Motorcycles

Aza Engines

A product from J. A. Prestwich Industries

The following books are available from the National Motorcycle Museum's shop:
Aza Engines 1925 to 1927 Illustrated Spares List. For 500cc SV "AZA" single engine.
Aza Engines 1926 to 1927 Illustrated Spares List. For 150cc and 175cc two stroke engines.

  • 1924-27 147cc Aza two-stoke engines were used by several motorcycle builders including Alfred Wiseman, Carfield, Coventry Eagle, Francis-Barnett and John Sharratt.
Sources: Grace's Guide



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