diff --git a/src/main/java/seng302/gameServer/GameState.java b/src/main/java/seng302/gameServer/GameState.java
index cb6d4958..5818eb66 100644
--- a/src/main/java/seng302/gameServer/GameState.java
+++ b/src/main/java/seng302/gameServer/GameState.java
@@ -461,17 +461,17 @@ public class GameState implements Runnable {
         // TODO: 15/08/17 remove magic numbers from these equations.
         if (yacht.getSailIn()) {
             if (currentVelocity < maxBoatSpeed - 500) {
-                yacht.changeVelocity(maxBoatSpeed / 100);
+                yacht.changeVelocity((maxBoatSpeed / 100) * yacht.getAcceleration());
             } else if (currentVelocity > maxBoatSpeed + 500) {
-                yacht.changeVelocity(-currentVelocity / 200);
+                yacht.changeVelocity((-currentVelocity / 200) * yacht.getAcceleration());
             } else {
-                yacht.setCurrentVelocity(maxBoatSpeed);
+                yacht.setCurrentVelocity((maxBoatSpeed) * yacht.getAcceleration());
             }
         } else {
             if (currentVelocity > 3000) {
-                yacht.changeVelocity(-currentVelocity / 200);
+                yacht.changeVelocity((-currentVelocity / 200) * yacht.getAcceleration());
             } else if (currentVelocity > 100) {
-                yacht.changeVelocity(-currentVelocity / 50);
+                yacht.changeVelocity((-currentVelocity / 50) * yacht.getAcceleration());
             } else if (currentVelocity <= 100) {
                 yacht.setCurrentVelocity(0d);
             }
diff --git a/src/main/java/seng302/model/ServerYacht.java b/src/main/java/seng302/model/ServerYacht.java
index 6c3ca3dd..29f7eecc 100644
--- a/src/main/java/seng302/model/ServerYacht.java
+++ b/src/main/java/seng302/model/ServerYacht.java
@@ -11,6 +11,7 @@ import seng302.utilities.GeoUtility;
 import seng302.visualiser.fxObjects.assets_3D.BoatMeshType;
 
 import java.util.HashMap;
+import java.util.Objects;
 
 /**
  * Yacht class for the racing boat. <p> Class created to store more variables (eg. boat statuses)
@@ -25,6 +26,7 @@ public class ServerYacht {
     private String boatType;
     private Double turnStep = 10.0;
     private Double maxSpeedMultiplier = 1.0;
+    private Double acceleration = 1.0;
     private Integer sourceId;
     private String hullID; //matches HullNum in the XML spec.
     private String shortName;
@@ -423,10 +425,11 @@ public class ServerYacht {
     public void setBoatType(String boatType) {
         BoatMeshType boatMeshType;
         for (BoatMeshType boatMesh: BoatMeshType.values()) {
-            if (boatType == boatMesh.toString()) {
+            if (Objects.equals(boatType, boatMesh.toString())) {
                 boatMeshType = boatMesh;
                 turnStep = boatMeshType.turnStep;
                 maxSpeedMultiplier = boatMeshType.maxSpeedMultiplier;
+                acceleration = boatMeshType.accelerationMultiplier;
             }
         }
         this.boatType = boatType;
@@ -436,6 +439,10 @@ public class ServerYacht {
         return maxSpeedMultiplier;
     }
 
+    public Double getAcceleration(){
+        return acceleration;
+    }
+
     public String getBoatType() {
         return boatType;
     }
diff --git a/src/main/java/seng302/visualiser/controllers/dialogs/BoatCustomizeController.java b/src/main/java/seng302/visualiser/controllers/dialogs/BoatCustomizeController.java
index 83b1e520..3a71422a 100644
--- a/src/main/java/seng302/visualiser/controllers/dialogs/BoatCustomizeController.java
+++ b/src/main/java/seng302/visualiser/controllers/dialogs/BoatCustomizeController.java
@@ -56,9 +56,9 @@ public class BoatCustomizeController implements Initializable{
     private ClientToServerThread socketThread;
     private LobbyController lobbyController;
     private BoatMeshType currentBoat;
-    private static Double maxSpeedMultiplier = 1.0;
-    private static Double maxTurnRate = 10.0;
-    private static Double maxAcceleration = 2.0;
+    private Double maxSpeedMultiplier = 1.0;
+    private Double maxTurnRate = 10.0;
+    private Double maxAcceleration = 1.0;
 
     @Override
     public void initialize(URL location, ResourceBundle resources) {
diff --git a/src/main/java/seng302/visualiser/fxObjects/assets_3D/BoatMeshType.java b/src/main/java/seng302/visualiser/fxObjects/assets_3D/BoatMeshType.java
index e7c375e5..2dc55d30 100644
--- a/src/main/java/seng302/visualiser/fxObjects/assets_3D/BoatMeshType.java
+++ b/src/main/java/seng302/visualiser/fxObjects/assets_3D/BoatMeshType.java
@@ -7,11 +7,11 @@ package seng302.visualiser.fxObjects.assets_3D;
  */
 public enum BoatMeshType {
 
-    DINGHY("dinghy_hull.stl", "dinghy_mast.stl", 1.36653, "dinghy_sail.stl", 1.36653, null, false, 1.5, 1.0, 5.0),
+    DINGHY("dinghy_hull.stl", "dinghy_mast.stl", 1.36653, "dinghy_sail.stl", 1.36653, null, false, 1.7, 1.0, 5.0),
     CAT_ATE_A_MERINGUE("catamaran_hull.stl", "catamaran_mast.stl", 0.997, "catamaran_sail.stl",
-        0.997, null, false, 1.0, 1.0, 10.0),
+        0.997, null, false, 1.0, 1.4, 10.0),
     PIRATE_SHIP("pirateship_hull.stl", "pirateship_mast.stl", -0.5415, "pirateship_mainsail.stl",
-        -0.5415, "pirateship_frontsail.stl", true, 1.2, 1.0, 7.0);
+        -0.5415, "pirateship_frontsail.stl", true, 1.2, 1.6, 6.0);
 
     final String hullFile, mastFile, sailFile, jibFile;
     final double mastOffset, sailOffset;