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Posted
the best naked 1098 picure:

Is that a sump? That upside-down pyramid. Why is it shaped like that?

Posted

Is that a sump? That upside-down pyramid. Why is it shaped like that?

 

Yes a sump, and thats all space left when the exhaust needed to go somewhere. They don't need the sump as cooling unit, because the engine has water and oil coolers.

Posted

Is that a sump? That upside-down pyramid. Why is it shaped like that?

 

So you can keep the oil level low & away from the crank w/o risking the oil pickup sucking air [ie: "Roper plates need not apply..."]

;)

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