TA DA!!!
<?php
function persistrace_getmoduleinfo()
{
return array(
'name'=>'DK Persistence: Race',
'version'=>'1.0',
'author'=>'`&W`7hite `&K`7night',
'category'=>'DK',
'download'=>'#'
);
}
function persistrace_install()
{
module_addhook( 'dk-preserve' );
}
function persistrace_uninstall(){}
function persistrace_dohook( $hook, $args )
{
$args['race'] = true;
return $args;
}
?>
To answer your question, this has been answered three times before, but It's always fun copy-and-pasting White Knights code.
Thank him next time you see him...

P.S Save the php as 'persistrace'