Napier Rapier

Rapier
Preserved Napier Rapier at the Shuttleworth Collection
Type Piston aero engine
Manufacturer Napier & Son
First run 1929
Major applications Fairey Seafox
Short S.20

The Napier Rapier was a British 16-cylinder H pattern air-cooled aero engine designed by Frank Halford and built by Napier & Son shortly before World War II.