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Location: qld
Registered: December 2003
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Re: What are the size differences on a big and smallport head?
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Fri, 19 August 2005 07:05

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the ports are way bigger and have a differant offset. small run bang on even with the cylinder, big port dont.
got to www.technotoytuning.com they have port adaptors, from big to small, the photo of it will probably giv3 you a good idea of the comparison.
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