Due to request I made a screamin' Jimmy! I used Kriechbaum sounds because trying to find a good recording of these engines is close to impossible. -Converted Kapitan Kriechbaum sounds for 1.37 and 1.38. -Works with the following trucks: - All SCS trucks. - GTM Kenworth t800 - bigdaddyt150's W900a - Smarty's Scot A2HD - MrOverfloater's Kenworth k100e - Autocar AT&DC - Viper's 389