Index: wp-admin/includes/class-wp-filesystem-ftpext.php
===================================================================
--- wp-admin/includes/class-wp-filesystem-ftpext.php	(revision 11784)
+++ wp-admin/includes/class-wp-filesystem-ftpext.php	(working copy)
@@ -16,7 +16,6 @@
  */
 class WP_Filesystem_FTPext extends WP_Filesystem_Base {
 	var $link;
-	var $timeout = 5;
 	var $errors = null;
 	var $options = array();
 
@@ -33,6 +32,11 @@
 		}
 
 		// Set defaults:
+		//This Class uses the timeout on a per-connection basis, Others use it on a per-action basis.
+
+		if ( ! defined('FS_TIMEOUT') )
+			define('FS_TIMEOUT', 240);
+
 		if ( empty($opt['port']) )
 			$this->options['port'] = 21;
 		else
@@ -64,9 +68,9 @@
 
 	function connect() {
 		if ( isset($this->options['ssl']) && $this->options['ssl'] && function_exists('ftp_ssl_connect') )
-			$this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'], $this->timeout);
+			$this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'], FS_CONNECT_TIMEOUT);
 		else
-			$this->link = @ftp_connect($this->options['hostname'], $this->options['port'], $this->timeout);
+			$this->link = @ftp_connect($this->options['hostname'], $this->options['port'], FS_CONNECT_TIMEOUT);
 
 		if ( ! $this->link ) {
 			$this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
@@ -80,6 +84,8 @@
 
 		//Set the Connection to use Passive FTP
 		@ftp_pasv( $this->link, true );
+		if ( @ftp_get_option($this->link, FTP_TIMEOUT_SEC) < FTP_TIMEOUT )
+			@ftp_set_option($this->link, FTP_TIMEOUT_SEC, FTP_TIMEOUT);
 
 		return true;
 	}
Index: wp-admin/includes/class-wp-filesystem-ftpsockets.php
===================================================================
--- wp-admin/includes/class-wp-filesystem-ftpsockets.php	(revision 11784)
+++ wp-admin/includes/class-wp-filesystem-ftpsockets.php	(working copy)
@@ -16,7 +16,6 @@
  */
 class WP_Filesystem_ftpsockets extends WP_Filesystem_Base {
 	var $ftp = false;
-	var $timeout = 5;
 	var $errors = null;
 	var $options = array();
 
@@ -61,12 +60,13 @@
 		if ( ! $this->ftp )
 			return false;
 
-		//$this->ftp->Verbose = true;
+		$this->ftp->setTimeout(FS_CONNECT_TIMEOUT);
 
 		if ( ! $this->ftp->SetServer($this->options['hostname'], $this->options['port']) ) {
 			$this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
 			return false;
 		}
+
 		if ( ! $this->ftp->connect() ) {
 			$this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
 			return false;
@@ -79,6 +79,7 @@
 
 		$this->ftp->SetType(FTP_AUTOASCII);
 		$this->ftp->Passive(true);
+		$this->ftp->setTimeout(FS_TIMEOUT);
 		return true;
 	}
 
Index: wp-admin/includes/class-wp-filesystem-ssh2.php
===================================================================
--- wp-admin/includes/class-wp-filesystem-ssh2.php	(revision 11784)
+++ wp-admin/includes/class-wp-filesystem-ssh2.php	(working copy)
@@ -45,14 +45,6 @@
 	var $link = false;
 	var $sftp_link = false;
 	var $keys = false;
-	/*
-	 * This is the timeout value for ssh results.
-	 * Slower servers might need this incressed, but this number otherwise should not change.
-	 *
-	 * @parm $timeout int
-	 *
-	 */
-	var $timeout = 15;
 	var $errors = array();
 	var $options = array();
 
@@ -148,7 +140,7 @@
 			$this->errors->add('command', sprintf(__('Unable to perform command: %s'), $command));
 		} else {
 			stream_set_blocking( $stream, true );
-			stream_set_timeout( $stream, $this->timeout );
+			stream_set_timeout( $stream, FS_TIMEOUT );
 			$data = stream_get_contents( $stream );
 			fclose( $stream );
 
Index: wp-admin/includes/file.php
===================================================================
--- wp-admin/includes/file.php	(revision 11784)
+++ wp-admin/includes/file.php	(working copy)
@@ -605,6 +605,12 @@
 
 	$wp_filesystem = new $method($args);
 
+	//Define the timeouts for the connections. Only available after the construct is called to allow for per-transport overriding of the default.
+	if ( ! defined('FS_CONNECT_TIMEOUT') )
+		define('FS_CONNECT_TIMEOUT', 30);
+	if ( ! defined('FS_TIMEOUT') )
+		define('FS_TIMEOUT', 30);
+
 	if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
 		return false;