diff --git a/src/d_netcmd.c b/src/d_netcmd.c
index dd7981f3..5c8343d6 100644
--- a/src/d_netcmd.c
+++ b/src/d_netcmd.c
@@ -369,13 +369,6 @@ consvar_t cv_speedometer = {"speedometer", "Off", CV_SAVE, speedometer_cons_t, N
 static CV_PossibleValue_t votetime_cons_t[] = {{10, "MIN"}, {3600, "MAX"}, {0, NULL}};
 consvar_t cv_votetime = {"votetime", "20", CV_NETVAR, votetime_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
 
-static CV_PossibleValue_t cv_collideminimum_cons_t[] = {{1, "MIN"}, {16384, "MAX"}, {0, NULL}};
-consvar_t cv_collideminimum = {"collide_minspeed", "25", CV_NETVAR, cv_collideminimum_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
-static CV_PossibleValue_t cv_collidesoundnum_cons_t[] = {{1, "MIN"}, {1208, "MAX"}, {0, NULL}};
-consvar_t cv_collidesoundnum = {"collide_soundnum", "231", CV_NETVAR, cv_collidesoundnum_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
-consvar_t cv_collidesounds = {"collide_sounds", "Yes", CV_NETVAR, CV_YesNo, NULL, 0, NULL, NULL, 0, 0, NULL};
-//
-
 consvar_t cv_ringslinger = {"ringslinger", "No", CV_NETVAR|CV_NOSHOWHELP|CV_CALL|CV_CHEAT, CV_YesNo,
 	Ringslinger_OnChange, 0, NULL, NULL, 0, 0, NULL};
 consvar_t cv_gravity = {"gravity", "0.8", CV_RESTRICT|CV_FLOAT|CV_CALL, NULL, Gravity_OnChange, 0, NULL, NULL, 0, 0, NULL};
diff --git a/src/d_netcmd.h b/src/d_netcmd.h
index f7b978bd..ad957ed7 100644
--- a/src/d_netcmd.h
+++ b/src/d_netcmd.h
@@ -128,11 +128,6 @@ extern consvar_t cv_speedometer;
 
 extern consvar_t cv_votetime;
 
-extern consvar_t cv_collideminimum;
-extern consvar_t cv_collidesoundnum;
-extern consvar_t cv_collidesounds;
-//
-
 extern consvar_t cv_itemfinder;
 
 extern consvar_t cv_inttime, cv_advancemap, cv_playersforexit;
diff --git a/src/k_kart.c b/src/k_kart.c
index 184c8003..94ab9077 100644
--- a/src/k_kart.c
+++ b/src/k_kart.c
@@ -325,9 +325,6 @@ void K_RegisterKartStuff(void)
 	CV_RegisterVar(&cv_kartmirror);
 	CV_RegisterVar(&cv_speedometer);
 	CV_RegisterVar(&cv_votetime);
-	CV_RegisterVar(&cv_collideminimum);
-	CV_RegisterVar(&cv_collidesoundnum);
-	CV_RegisterVar(&cv_collidesounds);
 }
 
 //}
@@ -699,10 +696,7 @@ void K_KartBouncing(mobj_t *mobj1, mobj_t *mobj2, boolean bounce, boolean solid)
 		return;
 	}
 
-	if (cv_collidesounds.value == 1)
-	{
-		S_StartSound(mobj1, cv_collidesoundnum.value);
-	}
+	S_StartSound(mobj1, sfx_s3k49);
 
 	fx = P_SpawnMobj(mobj1->x/2 + mobj2->x/2, mobj1->y/2 + mobj2->y/2, mobj1->z/2 + mobj2->z/2, MT_BUMP);
 	if (mobj1->eflags & MFE_VERTICALFLIP)
diff --git a/src/p_map.c b/src/p_map.c
index c36d8efa..9191038b 100644
--- a/src/p_map.c
+++ b/src/p_map.c
@@ -3990,8 +3990,7 @@ bounceback:
 				fx->eflags &= ~MFE_VERTICALFLIP;
 			fx->scale = mo->scale;
 
-			if (cv_collidesounds.value == 1)
-				S_StartSound(mo, cv_collidesoundnum.value);
+			S_StartSound(mo, sfx_s3k49);
 		}
 	}
 
diff --git a/src/sounds.c b/src/sounds.c
index 83413c7b..e6659920 100644
--- a/src/sounds.c
+++ b/src/sounds.c
@@ -420,7 +420,7 @@ sfxinfo_t S_sfx[NUMSFX] =
   {"s3k46",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
   {"s3k47",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
   {"s3k48",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
-  {"s3k49",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
+  {"s3k49",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR}, // Kart bump sound
   {"s3k4a",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
   {"s3k4b",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},
   {"s3k4c",  false,  64,  0, -1, NULL, 0,        -1,  -1, LUMPERROR},