diff --git a/Cantera/src/converters/ck2ct.cpp b/Cantera/src/converters/ck2ct.cpp
index a779d7ecb..ce1d81b35 100644
--- a/Cantera/src/converters/ck2ct.cpp
+++ b/Cantera/src/converters/ck2ct.cpp
@@ -198,7 +198,18 @@ namespace pip {
         case 1: fprintf(f,"                     geom = \"linear\",\n"); break;
         case 2: fprintf(f,"                     geom = \"nonlinear\",\n"); break;
         }
-        fprintf(f,"                     diam = %8.2f,\n",td.diam);
+#define FULL_TRANSPORT_PARAMETER_PRECISION
+#ifdef  FULL_TRANSPORT_PARAMETER_PRECISION
+        fprintf(f,"                     diam = %g,\n",td.diam);
+        fprintf(f,"                     well_depth = %g",td.welldepth);
+        if (td.polar != 0.0)
+            fprintf(f,",\n                     polar = %g",td.polar);
+        if (td.dipole != 0.0)
+            fprintf(f,",\n                     dipole = %g",td.dipole);
+        if (td.rot != 0.0)
+            fprintf(f,",\n                     rot_relax = %g",td.rot);
+#else
+	fprintf(f,"                     diam = %8.2f,\n",td.diam);
         fprintf(f,"                     well_depth = %8.2f",td.welldepth);
         if (td.polar != 0.0)
             fprintf(f,",\n                     polar = %8.2f",td.polar);
@@ -206,6 +217,7 @@ namespace pip {
             fprintf(f,",\n                     dipole = %8.2f",td.dipole);
         if (td.rot != 0.0)
             fprintf(f,",\n                     rot_relax = %8.2f",td.rot);
+#endif
         fprintf(f,")");
     }