Quote:
Originally Posted by TomcatViP
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 ...
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
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So what figures do you propose for HP?
240 hrs was the BofB TBO figure for the Merlin. It was raised progressively to about 350 hrs by 1945, for combat aircraft.