3-Row Core All Aluminum Firebird, Camaro High Efficiency desert cooler is for durable cooling. Made for the smaller core support 20 inch core. item is thicker than OEM. Check tank and core thickness prior to purchase.<br><br>20 inch core is the OEM without air setup. for the 23 inch with factory air length, see other listings<br><br>If looking to upgrade from a 2 row 1 1/4 thick copper core, check fan spacing and or consider changing to electric fans to accommodate upgrading the cooling system. <br><br>Core Dimensions: 17 x 20 3/4 <br>Overall Dimensions: 19 1/4 x 28 3/4<br>Hose Locations: In -Driver/Out -Pass<br>Core Thickness: 2-1/2 B Core<br>Tank Thickness: 2-3/4<br>Rows: 3<br>Tank Construction: Aluminum<br>Core Construction: Aluminum<br>Inlet Diameter: 1 1/2<br>Outlet Diameter: 1 3/4<br>TOC: 1/2" 20 STRAIGHT, THREAD G1/4 <br>EOC: NA <br>Mount: Flange Mount<br>Horizontal - 27 1/4<br><br><font class="HiliteFONT">Suggested Add-Ons:</font><br>Radiator Cap (<a href="http://www.radiatorexpress.com/product.asp?part_id=221633" target="_blank">SKU 221633</a>) <br>Thermostat Relay Kit (<a href="http://www.radiatorexpress.com/product.asp?part_id=221453" target="_blank">SKU 221453</a>) <br>Overflow Tank (<a href="http://www.radiatorexpress.com/category.asp?cat_id=R023" target="_blank">See Category</a>)<br>One 16" (<a href="http://www.radiatorexpress.com/product.asp?part_id=221446" target="_blank">SKU 221446</a>) or 2 x 10" (<a href="http://www.radiatorexpress.com/product.asp?part_id=221448" target="_blank">SKU 221448</a>) Electric fans recommended for this core size<br>Electric Fan Shroud Kits (<a href="http://www.radiatorexpress.com/category.asp?cat_id=R024" target="_blank">See Category</a>) for alternate mounting of fans<br>