When the Ryoga was first released in 1998 , it was based on the Nissan Primera .
When the Ryoga was first released in 1998 , it was had a 1.8 L or 2.0 L engine .
When the Ryoga was first released in 1998 , it was based on the Nissan Primera and had a 1.8 L or 2.0 L engine .