diff --git a/src/main/java/org/bukkit/entity/Boat.java b/src/main/java/org/bukkit/entity/Boat.java
index 9cb3b810..1565cd81 100644
--- a/src/main/java/org/bukkit/entity/Boat.java
+++ b/src/main/java/org/bukkit/entity/Boat.java
@@ -6,4 +6,17 @@ package org.bukkit.entity;
  * @author sk89q
  */
 public interface Boat extends Vehicle {
+    /**
+     * Gets the maximum speed of a boat. The speed is unrelated to the velocity.
+     *
+     * @param speed
+     */
+    public double getMaxSpeed();
+
+    /**
+     * Sets the maximum speed of a boat. Must be nonnegative. Default is 0.4D.
+     *
+     * @param speed
+     */
+    public void setMaxSpeed(double speed);
 }
diff --git a/src/main/java/org/bukkit/entity/Minecart.java b/src/main/java/org/bukkit/entity/Minecart.java
index d4469a4c..71a84c04 100644
--- a/src/main/java/org/bukkit/entity/Minecart.java
+++ b/src/main/java/org/bukkit/entity/Minecart.java
@@ -1,5 +1,7 @@
 package org.bukkit.entity;
 
+import org.bukkit.util.Vector;
+
 /**
  * Represents a minecart entity.
  * 
@@ -12,11 +14,70 @@ public interface Minecart extends Vehicle {
      * @param damage over 40 to "kill" a minecart
      */
     public void setDamage(int damage);
-    
+
     /**
      * Gets a minecart's damage.
      * 
      * @param damage
      */
     public int getDamage();
+
+    /**
+     * Gets the maximum speed of a minecart. The speed is unrelated to the velocity.
+     *
+     * @param speed
+     */
+    public double getMaxSpeed();
+
+    /**
+     * Sets the maximum speed of a minecart. Must be nonnegative. Default is 0.4D.
+     *
+     * @param speed
+     */
+    public void setMaxSpeed(double speed);
+
+    /**
+     * Returns whether this minecart will slow down faster without a passenger occupying it
+     *
+     */
+    public boolean isSlowWhenEmpty();
+
+    /**
+     * Sets whether this minecart will slow down faster without a passenger occupying it
+     *
+     * @param slow
+     */
+    public void setSlowWhenEmpty(boolean slow);
+
+    /**
+     * Gets the flying velocity modifier. Used for minecarts that are in mid-air.
+     * A flying minecart's velocity is multiplied by this factor each tick.
+     *
+     * @param flying velocity modifier
+     */
+    public Vector getFlyingVelocityMod();
+
+    /**
+     * Sets the flying velocity modifier. Used for minecarts that are in mid-air.
+     * A flying minecart's velocity is multiplied by this factor each tick.
+     *
+     * @param flying velocity modifier
+     */
+    public void setFlyingVelocityMod(Vector flying);
+
+    /**
+     * Gets the derailed velocity modifier. Used for minecarts that are on the ground, but not on rails.
+     *
+     * A derailed minecart's velocity is multiplied by this factor each tick.
+     * @param visible speed
+     */
+    public Vector getDerailedVelocityMod();
+
+    /**
+     * Sets the derailed velocity modifier. Used for minecarts that are on the ground, but not on rails.
+     * A derailed minecart's velocity is multiplied by this factor each tick.
+     *
+     * @param visible speed
+     */
+    public void setDerailedVelocityMod(Vector derailed);
 }