diff --git a/src/tracks/quad_graph.cpp b/src/tracks/quad_graph.cpp
index 01a858278..1879d8215 100644
--- a/src/tracks/quad_graph.cpp
+++ b/src/tracks/quad_graph.cpp
@@ -197,8 +197,12 @@ void QuadGraph::createDebugMesh()
     }   // for i=1; i<m_all_quads
     
     m_mesh_buffer->append(new_v, (n-1)*4, ind, (n-1)*6);
+    // Instead of setting the bounding boxes, we could just disable culling,
+    // since the debug track should always be drawn.
+    //m_node->setAutomaticCulling(scene::EAC_OFF);
+    m_mesh_buffer->recalculateBoundingBox();
+    m_mesh->setBoundingBox(m_mesh_buffer->getBoundingBox());
     m_node           = irr_driver->addMesh(m_mesh);
-
 }   // createDebugMesh
 
 // -----------------------------------------------------------------------------
diff --git a/src/tracks/track.cpp b/src/tracks/track.cpp
index eea98eead..c74480cd2 100644
--- a/src/tracks/track.cpp
+++ b/src/tracks/track.cpp
@@ -596,8 +596,6 @@ void Track::loadDriveline()
     m_driveline_min = Vec3( 9999999.9f);
     m_driveline_max = Vec3(-9999999.9f);
 
-
-    m_distance_from_start.reserve(DRIVELINE_SIZE);
     float d = 0.0f ;
     for ( size_t i = 0 ; i < DRIVELINE_SIZE ; ++i )
     {
@@ -609,7 +607,6 @@ void Track::loadDriveline()
         m_driveline_max.max(m_right_driveline[i]);
         m_driveline_max.max(m_left_driveline[i] );
 
-        m_distance_from_start.push_back(d);  // dfs[i] is not valid in windows here!
         d += (m_driveline[i]-m_driveline[ i==DRIVELINE_SIZE-1 ? 0 : i+1 ]).length();
     }
     m_total_distance = d;
diff --git a/src/tracks/track.hpp b/src/tracks/track.hpp
index 6cb212cfa..882351ee4 100644
--- a/src/tracks/track.hpp
+++ b/src/tracks/track.hpp
@@ -127,8 +127,6 @@ public:
     //FIXME: should the driveline be set as a sgVec2?
 private:
     std::vector<Vec3>    m_driveline;
-    std::vector<float>   m_distance_from_start;
-    std::vector<float>   m_path_width;
 	//Left and Right drivelines for overhead map rendering.
     std::vector<Vec3>    m_left_driveline;
     std::vector<Vec3>    m_right_driveline;