diff --git a/rx8.kcd b/rx8.kcd
new file mode 100644
index 0000000..88e95a8
--- /dev/null
+++ b/rx8.kcd
@@ -0,0 +1,32 @@
+<!-- 
+	This is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+--> 
+<NetworkDefinition xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://kayak.2codeornot2code.org/1.0" xsi:noNamespaceSchemaLocation="Definition.xsd">
+	<Document name="Mazda RX-8 CANbus" version="0.01" date="2017-01-01">
+	</Document> 
+	<Node id="1" name="Powertrain Control Module"/>
+	<Node id="2" name="Instrument Cluster"/>
+
+	<Bus name="HS-CAN" baudrate="500000">
+
+		 <Message id="0x201" name="speed">
+		 	<Producer>
+		 		<NodeRef id="1"/>
+		 	</Producer>
+		 	<Signal name="RPM" offset="15" length="16" endianess="big">
+		 		<Value slope="0.25" intercept="0" unit="rev/min"/>
+		 	</Signal>
+		 	<Signal name="SpeedKm" offset="47" length="16" endianess="big">
+		 		<Value slope="0.01" intercept="-10000" unit="km/h"/>
+		 	</Signal>
+		 </Message>
+		
+		 <Message id="0x430" name="instrument cluster">
+		 </Message>
+		
+	</Bus>
+
+</NetworkDefinition>
+
diff --git a/skyactiv.kcd b/skyactiv.kcd
index ec77ed6..e1f6ea7 100644
--- a/skyactiv.kcd
+++ b/skyactiv.kcd
@@ -19,7 +19,7 @@
 		 		<NodeRef id="1"/>
 		 	</Producer>
 		 	<Signal name="RPM" offset="12" length="13" endianess="big">
-		 		<Value slope="2" intercept="0" unit="rev/min"/>
+		 		<Value slope="0.5" intercept="0" unit="rev/min"/>
 		 	</Signal>
 		 	<Signal name="Speedometer Enable" offset="15"/>
 		 	<Signal name="SpeedKm" offset="31" length="15" endianess="big">