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Donovan 4 Cylinder
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03-08-2024, 09:38 PM
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Pete
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Join Date: May 2010
Location: Wa.
Posts: 5,421
Re: Donovan 4 Cylinder
The Burtz has 2 intake ports like stock.
The Donavan has 4 of better flow design. It is like adding 4 more cylinders if you develop them.
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