Updated: 30-Jun-2021
A 55 HP inverted four-cylinder engine named “Lapwing Minor”. It was a unique prototype engine designed and built by S.R. Proctor.
Engines of PROCTOR
Model: Lapwing Minor
Arquitecture: 4-cylinder In line inverted
Cooling:
Total Displacement:
Bore / Stroke:
Power: 55 HP
Weight: