Niki Lauda has revealed that Mercedes' new turbo V6 engine produces "about 580" horse power.
It is a rare admission in the highly-secretive world of formula one, but field-leading Mercedes' F1 chairman wasn't giving the whole game away.
Asked to put a number on the German marque's early-season superiority, Lauda told Austrian Servus TV: "The fuel engine is about 580 horse power.
"Then there is the electrical side," he added, without elaborating.
It is known that the energy-recovery or 'ERS' side of the 'power unit' adds 160 horse power to the equation, but Lauda's figures just made fellow Austrian Dr Helmut Marko - of the struggling world champions Red Bull - grin....
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