Quote:
Originally Posted by ERA Chas
It means a cam designed to work most efficiently with the "Twisted Wedge" cylinder head design. The cam lobes are shaped as all other cam lobes, but their lift/duration/LSA/CL specs are designed to compliment the head design. The heads have altered (from OE) valve placement, sizes and port runner height. The name comes from the combustion chamber shape.
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Ahh, Thankyou.
Excellent replies, Thanks guys.