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2003 Mercedes SL, 1964 Corvette StingRay Sport Coupe, 1992 Mercedes 300 SL, Porsche 911 Twin Turbo
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427 Posts
Discussion Starter #1
Can i put a 24 valve head on my 12 valve 300SL?

If so do i need to change a lot of electrical stuff and ECU`s?
 

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1990 300sl
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25 Posts
I think the heads might bolt up, the blocks look the same, but seems that is where it ends. Manifolds will be differant etc i,e timing chain and of course ecms
 
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