Quote:
Originally Posted by Seadog
The proof is in the pudding. The Merlin III/12lb boost was producing much more power than equivalent DB601 engines:
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This is true but only because of the higher boost level ..... hence a slightly more shaft power consuming s/c (the RAF had to build a high alt engine with lower cubic inches)... hence ...
Quote:
Originally Posted by Seadog
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this diag depict Merlin without s/c (test on grd) and a DB with SC!
But it is true that Merlin had a superior TBO although I am not sure what the value were for the BoB period
By the way with this curve I am not sure that the FC would hve selected "your Merlin" as the max power requirement was for high alt (at the time 20kfeet (my own guess) )