CASE 200B/300B/350/400B EXHAUST MANIFOLD SECTION ONLY #G1064, G2009 NEW REPLACEMENT FOR 200B/300B/350/400B/420B/510B/511B/610B/611B/DOZERS 310/310C/320/420 USING G126-G148-G164 cubic inch motors The gasket is included with this purchase....