This all aluminum quad ELECTRIC fan shroud is set to work for <br>SKU 218315, 220953, 227839<br><br>Overall Dimensions: 23.75 x 31.125 In.<br>Number Of Fans:4<br>Fan Size: 1<br><br><br><font class="HiliteFONT">Suggested Add-Ons:</font><br>Dual Relay Wiring (splice 1) (<a href="http://www.radiatorexpress.com/product.asp?part_id=221613" target="_blank">SKU 221613</a>) <br>Overflow Tank (<a href="http://www.radiatorexpress.com/product.asp?part_id=221468" target="_blank">SKU 221468</a>) <br>4 X 12 inch 860 CFM Electric fans recommended for this core size (<a href="http://www.radiatorexpress.com/product.asp?part_id=221449" target="_blank">SKU 221449</a>)<br>OR 4 X 12 inch turbo series 1031 CFM Electric fans recommended for this core size (<a href="http://www.radiatorexpress.com/product.asp?part_id=229229" target="_blank">SKU 229229</a>)