diff --git a/src/drivers/simplix/simplix_sc/sc-f360/default.xml b/src/drivers/simplix/simplix_sc/sc-f360/default.xml
index b2875c918..26091b6ce 100644
--- a/src/drivers/simplix/simplix_sc/sc-f360/default.xml
+++ b/src/drivers/simplix/simplix_sc/sc-f360/default.xml
@@ -137,7 +137,7 @@
 		<attnum name="scale bump" min="0" max="1" val="0.34"/>
 		<attnum name="scale bump outer" min="0" max="2" val="0.6"/>
 		<attnum name="scale min mu" min="0.1" max="1.0" val="0.8"/>
-		<attnum name="scale mu" min="0" max="2" val="0.78"/>
+		<attnum name="scale mu" min="0" max="2" val="0.80"/>
 		<attnum name="scale steer" min="0.1" max="2.0" val="1.0"/>
 		<attnum name="stay together" min="10.0" max="2000.0" val="10"/>
 		<attnum name="length margin" min="1.0" max="10.0" val="2.0"/>
diff --git a/src/drivers/simplix/simplix_sc/tracks/aalborg.xml b/src/drivers/simplix/simplix_sc/tracks/aalborg.xml
index c92e3b6eb..1d602b91f 100644
--- a/src/drivers/simplix/simplix_sc/tracks/aalborg.xml
+++ b/src/drivers/simplix/simplix_sc/tracks/aalborg.xml
@@ -23,7 +23,9 @@
 		<attnum name="pit long offset" min="-5" max="5" val="0.0"/>
 		<attnum name="pit scale brake" val="1.0"/>
 		<attnum name="pit stop dist" val="1.5"/>
-		<attnum name="offset skill" val="0.22"/>
+		<attnum name="offset skill" val="0.24"/>
 		<attnum name="scale skill" val="1.120"/>
+		<attnum name="scale bump" min="0" max="1" val="0.01"/>
+		<attnum name="scale bump outer" min="0" max="2" val="0.01"/>
 	</section>
 </params>
diff --git a/src/drivers/simplix/simplix_sc/tracks/e-track-1.xml b/src/drivers/simplix/simplix_sc/tracks/e-track-1.xml
index d95d06cff..c0fb526e4 100644
--- a/src/drivers/simplix/simplix_sc/tracks/e-track-1.xml
+++ b/src/drivers/simplix/simplix_sc/tracks/e-track-1.xml
@@ -23,7 +23,7 @@
 		<attnum name="pit long offset" min="-5" max="5" val="0.0"/>
 		<attnum name="pit scale brake" val="1.0"/>
 		<attnum name="pit stop dist" val="1.5"/>
-		<attnum name="offset skill" val="0.35"/>
+		<attnum name="offset skill" val="0.30"/>
 		<attnum name="scale skill" val="1.0500"/>
 		<attnum name="scale bump" min="0" max="1" val="0.01"/>
 		<attnum name="scale bump outer" min="0" max="2" val="0.01"/>
diff --git a/src/drivers/simplix/simplix_sc/tracks/g-track-2.xml b/src/drivers/simplix/simplix_sc/tracks/g-track-2.xml
index 46f2030d1..79bac5a4f 100644
--- a/src/drivers/simplix/simplix_sc/tracks/g-track-2.xml
+++ b/src/drivers/simplix/simplix_sc/tracks/g-track-2.xml
@@ -25,7 +25,7 @@
 		<attnum name="pit stop dist" val="1.5"/>
 		<attnum name="offset skill" val="0.00"/>
 		<attnum name="scale skill" val="0.920"/>
-		<attnum name="scale bump" min="0" max="1" val="0.01"/>
-		<attnum name="scale bump outer" min="0" max="2" val="0.01"/>
+		<attnum name="scale bump" min="0" max="1" val="0.1"/>
+		<attnum name="scale bump outer" min="0" max="2" val="0.2"/>
 	</section>
 </params>
diff --git a/src/drivers/simplix/simplix_sc/tracks/ruudskogen.xml b/src/drivers/simplix/simplix_sc/tracks/ruudskogen.xml
index 11b4db01b..fc5b7de29 100644
--- a/src/drivers/simplix/simplix_sc/tracks/ruudskogen.xml
+++ b/src/drivers/simplix/simplix_sc/tracks/ruudskogen.xml
@@ -23,7 +23,7 @@
 		<attnum name="pit long offset" min="-5" max="5" val="0.0"/>
 		<attnum name="pit scale brake" val="1.0"/>
 		<attnum name="pit stop dist" val="1.5"/>
-		<attnum name="offset skill" val="0.08"/>
+		<attnum name="offset skill" val="0.04"/>
 		<attnum name="scale skill" val="1.200"/>
 	</section>
 </params>
diff --git a/src/drivers/simplix/src/unittrack.cpp b/src/drivers/simplix/src/unittrack.cpp
index 8d2ae6777..86ec8c974 100644
--- a/src/drivers/simplix/src/unittrack.cpp
+++ b/src/drivers/simplix/src/unittrack.cpp
@@ -415,6 +415,8 @@ void TTrackDescription::InitTrack
 	  LastSegType = LastSeg->type;               //   reset
 
     Seg = oSections[I].Seg;                      // Get torcs segment
+	//if (strncmp(Seg->name,"180",3) == 0)
+	//  GfOut("%s\n",Seg->name);
 
 	double DistFromStart =                       // Distance from start
       oSections[I].DistFromStart;                //   of section
@@ -446,6 +448,7 @@ void TTrackDescription::InitTrack
 	  double ExtraW = 0;                         // Initialize add. width
 	  double ExtraWpit = 0;                      // Initialize add. width
 	  bool Done = false;                         // Reset flag
+	  bool PitOnly = false;                      // Reset flag
 	  while(PSide)                               // Loop all side-segments
 	  {
 	    double Wpit = 0.0;                       // Initialize
@@ -476,10 +479,16 @@ void TTrackDescription::InitTrack
 	        WCurb = MIN(WCurb, 0.15);            // use 15 cm only
 
 		  // Don't go too far up raised curbs
-		  if (slope > 0.15)                      // If more
+		  if (slope > 0.151)                     // If more
 		    WCurb = 0;                           //   keep off
-		  else if (slope > 0.10)                 // Use 15 cm 
+		  else if (slope > 0.121)                // Use 15 cm 
 		    WCurb = MIN(WCurb, 0.15);            //   
+		  else if (slope > 0.101)                // Use 30 cm 
+		    WCurb = MIN(WCurb, 0.30);            //   
+		  else if (slope > 0.051)                // Use 60 cm 
+		    WCurb = MIN(WCurb, 0.60);            //   
+		  else if (slope > 0.021)                // Use 120 cm 
+		    WCurb = MIN(WCurb, 1.20);            //   
 		}
 	    else if (PSide->style == TR_CURB)        // On curbs without height
 		{
@@ -550,10 +559,16 @@ void TTrackDescription::InitTrack
 		}
 
 		ExtraWpit += Wpit;
-		if (Done)
-  	      ExtraW += WCurb;
-		else
-		  ExtraW += W;
+		if (!PitOnly)
+		{
+		  if (Done)
+  	        ExtraW += WCurb;
+		  else
+		    ExtraW += W;
+
+		  if (Done)
+		    PitOnly = true;
+		} 
 
 		PSide = PSide->side[S];
 	  }