Quote:
Originally Posted by olredalert
----Amongst the great Spitfire pics of Lee's I notice that some have 3-blade props and some have 4-blade props. Are the 4-blades a modification that happened after WW2 or were some built with 4-blades from the factory?.....Bill S
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Spitfires had 2, 3, 4, 5 and 7 blade props during WWII. As the engines got bigger they kept adding blades to the props. Sorta the same with the P51 Mustang. Started with 3 blades then went to 4 when the big RR Merlin engine was installed.