Bonus QOTD: Why Are There Holes In The 300 SL's Sill?

Illustration for article titled Bonus QOTD: Why Are There Holes In The 300 SLs Sill?

You never, ever see a 300 SL without those tiny little holes in the sill. Pretty unlike Mercedes-Benz to just sell a car with holes in it. One per side. So, you automotive-mensa types, why are they there?

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DISCUSSION

@biminitwst: you are close but they are for endurance races, there is actually a small urinal attached to the front of each seat and these are the drains.