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PAXboy
5th Nov 2007, 17:02
Did the Mk II have the Merlin? I know that both the H and the S were developed with the PV-12 before it was designated the Merlin, but am not sure when the name changed?

Many thanks.
:)

MReyn24050
5th Nov 2007, 17:52
According to Francis Mason in his book Hawker Aircraft since 1920 published by Putnam:-
Powerplant
Hurricane Mk I - 1,030 hp Rolls-Royce Merlin II or III. Watts 2-blade, D.H. or Rotol 3-blade propellers.
Hurricane Mk II 1,280 hp Rolls-Royce Merlin XX or 1,460 hp Merlin 22. 3-blade D.H or Rotol constant speed propeller.
In his description regarding the Hurricane's development he states " In August 1933 ,discussions were held between Sydney Camm and Major Buchanan of the Directorate of Technical Development ,Air Ministry, and proposals were put forward for the design of a monoplane fighter based on the Fury. The Rolls-Royce Goshawk engine (at that time favoured as a fighter powerplant), a fixed spatted undercarriage and four guns were included in the design, but early the following year this altered to take the new Roll-Royce P.V.12 engine that was to achieve fame as the Merlin."
The prototype Hurricane F.36/34 K5083 was powered by a Rolls-Royce Merlin 'C' driving a Watts 2-blade fixed-pitch wooden propeller first flew on 6 November 1935.
http://en.wikipedia.org/wiki/Rolls-Royce_Merlin

norman atkinson
5th Nov 2007, 18:02
I have a record of always Merlins and the 11 had the XX and the 111 got Packard Merlins.

PAXboy
6th Nov 2007, 02:02
Fabbo. Merlin it was.
Many thanks for rapid response and allows me to complete a small project.

Akubra
6th Nov 2007, 08:01
Here are some pictures of the experimental Hawkers single seat monoplane fighter.

The Hawker F36/34 with a semi secret Rolls Royce engine named the Merlin.
http://i119.photobucket.com/albums/o131/acubra/hawkerfighter1.jpg

Another shot of the Hawker monoplane fighter showing enclosed cockpit and carefully cowled engine.
http://i119.photobucket.com/albums/o131/acubra/hawkerfighter2.jpg

In this action shot it shows chief test pilot Flight-Lieut. P. W. S. Bulman putting the prototype through its paces.
Notice the tail plane struts and 2 bladed prop.
http://i119.photobucket.com/albums/o131/acubra/hawkerfighter3.jpg

:ok: