WP15NG series engines for towing vehicles WP4.6N series engines for medium- and heavy-duty trucks WP7 series engines for medium- and heavy-duty trucks WP7H series engines for medium- and heavy-duty trucks WP7NG series engines for medium- and heavy-duty trucks WP8 series engines for medium- and heavy-duty trucks WP9H series engines for medium- and heavy-duty trucks WP10 series engines for medium- and heavy-duty trucks WP10.5H series engines for medium- and heavy-duty trucks WP10.5HNG series engines for medium- and heavy-duty trucks WP4.6N series engines for medium- and heavy-duty dump trucks WP7 series engines for medium- and heavy-duty dump trucks WP7H series engines for medium- and heavy-duty dump trucks WP8 series engines for medium- and heavy-duty dump trucks WP9H series engines for medium- and heavy-duty dump trucks WP10 series engines for medium- and heavy-duty dump trucks
