diff --git a/Systems/a320-libraries.xml b/Systems/a320-libraries.xml
index afe25e56..c1deb0d6 100644
--- a/Systems/a320-libraries.xml
+++ b/Systems/a320-libraries.xml
@@ -5,14 +5,14 @@
 
 <system name="A320: Libraries">
 	
-	<channel name="Libraries">
-	
+	<channel name="FDM Rate Libraries">
+		
 		<switch name="aero/alpha-deg-norm">
-            <default value="0"/>
-            <test value="aero/alpha-deg">
-                gear/unit[0]/WOW eq 0
-            </test>
-        </switch>
+			<default value="0"/>
+			<test value="aero/alpha-deg">
+				gear/unit[0]/WOW eq 0
+			</test>
+		</switch>
 		
 		<switch name="position/wow">
 			<default value="0"/>
@@ -22,6 +22,34 @@
 				gear/unit[2]/WOW eq 1
 			</test>
 		</switch>
+		
+		<fcs_function name="/position/gear-agl-ft-tie">
+			<function>
+				<difference>
+					<property>/position/altitude-agl-ft</property>
+					<value>17.283</value>
+				</difference>
+			</function>
+			<output>/position/gear-agl-ft</output> <!-- So flight recorder can override it -->
+		</fcs_function>
+		
+		<pure_gain name="/position/gear-agl-m-tie">
+			<input>/position/gear-agl-ft</input>
+			<gain>0.3048</gain>
+			<output>/position/gear-agl-m</output> <!-- So flight recorder can override it -->
+		</pure_gain>
+	
+	</channel>
+	
+	<channel name="Execrate 8 Libraries" execrate="8">
+		
+		<switch name="libraries/multi-engine-out">
+			<default value="0"/>
+			<test logic="AND" value="1">
+				/engines/engine[0]/state ne 3
+				/engines/engine[1]/state ne 3
+			</test>
+		</switch>
 	
 	</channel>
 
diff --git a/Systems/libraries.xml b/Systems/libraries.xml
index 8acf59b5..601d6be5 100644
--- a/Systems/libraries.xml
+++ b/Systems/libraries.xml
@@ -23,36 +23,6 @@
 		<filter-gain>0.0</filter-gain>
 	</predict-simple>
 
-	<filter>
-		<name>Gear AGL Altitude FT</name>
-		<type>gain</type>
-		<gain>1.0</gain>
-		<input>
-			<expression>
-				<dif>
-					<property>/position/altitude-agl-ft</property>
-					<value>14.201</value>
-				</dif>
-			</expression>
-		</input>
-		<output>/position/gear-agl-ft</output>
-	</filter>
-	
-	<filter>
-		<name>Gear AGL Altitude M</name>
-		<type>gain</type>
-		<gain>1.0</gain>
-		<input>
-			<expression>
-				<product>
-					<property>/position/gear-agl-ft</property>
-					<value>0.3048</value>
-				</product>
-			</expression>
-		</input>
-		<output>/position/gear-agl-m</output>
-	</filter>
-
 	<predict-simple>
 		<name>Gear AGL Altitude</name>
 		<debug>false</debug>