http://revenda.etonini.com.br/produtos/valvulas/valvula-de-escape/L2217%20%7C%201990/MERCEDES/MERCEDES%201721%20%20DIESEL%20@lpar@1991-1998@rpar@%20-%20Motor:%20OM366LA?PS=12&map=c%2Cc%2Cc%2CspecificationFilter_79%2CspecificationFilter_8%2CspecificationFilter_82