Rolls-Royce Merlin XX

by Barry Hares

Inside a 1/5th Scale Rolls-Royce Merlin XX, Completed in late 1981

Rolls-Royce Merlin XX
Reduction Gear
Reduction Gear
Forward Auxiliary Drive
Crank & Crankcase
Crankcase Detail
Crank, Rods & Pistons
Rods & Pistons
Crankcase
Crankcase
Crankcase
Crankcase
Cylinder Block
Cylinder Block
Cylinder Block
Cylinder Block
Cylinder Block
Cylinder Block
Cams & Rockers
Cams & Rockers
Combustion Chambers
Intake Manifolds
Intake Manifolds
Coolant Tubes
Exhaust Manifold
Sump
Lower Auxiliary Drive
Wheelcase
Wheelcase
Supercharger Drive
Supercharger Drive
Supercharger Drive
Supercharger Drive
Wheelcase
Wheelcase
Wheelcase
Supercharger
Supercharger
Supercharger
Oil Pump
Rolls-Royce Merlin XX
Rolls-Royce Merlin XX
Rolls-Royce Merlin XX

 

This engine has a 1" bore and 1.2" stroke, for a displacement of 11.31 in3. Construction started in July 1976 and was completed in December 1981. There were significant problems with the operational miniature magnetos, carburetor and fuel system. Over 7,000 parts comprise the engine, and over 6,000 hours were required to complete it.

 

See Barry Hares' Merlin Run (5.1M mpg)

Follow the Restoration of a full-size Rolls-Royce Merlin by Students at Northbrook College Sussex