Edelbrock 18044 Thunder Series AVS carburetor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Uses single or dual inlet for fuel delivery</li><li>Adjustable secondary air valve for fine tuning</li><li>Ideal for small-block and big-block engines</li><li>Comes with a two piece design for leak-free operation</li><li>Three coat finish for ultimate protection and durability</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51N0rteVYcL.jpg" noproxy>