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Re: Intake&Exhaust fasteners to A series cylinder head | Subject: Re: Intake&Exhaust fasteners to A series cylinder head by ddgonzal on 2019/4/13 7:07:40
early heads had the 9-bolt manifold gasket pattern later they used the 11-bolt pattern
what it means is if you can use aftermarket manifolds * some heads were drilled and tapped for both patterns but the stud hole was empty * Datsun Competition explained how to drill the stud hole if necessary
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