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289/302 Dual-Plane Intake Manifold for use with 8.206- in. deck height block and inline valve heads. 4.375- inches at the front of the carburetor pad and 5.250- inches at the rear. 1500-6000 rpm range, dual plane intake and excellent fuel distribution. For use with any mid-rpm small block application, great for street cars and mild race engines. Does not fit Z or the GT-40 X heads.
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