diff --git a/msgtx_test.go b/msgtx_test.go
index 66449bd5..d813d52a 100644
--- a/msgtx_test.go
+++ b/msgtx_test.go
@@ -173,32 +173,6 @@ func TestTxSha(t *testing.T) {
 // TestTxWire tests the MsgTx wire encode and decode for various numbers
 // of transaction inputs and outputs and protocol versions.
 func TestTxWire(t *testing.T) {
-	// Previous transaction output point for coinbase to test.
-	prevOutIndex := uint32(0xffffffff)
-	prevOut := btcwire.NewOutPoint(&btcwire.ShaHash{}, prevOutIndex)
-
-	// Transaction input to test.
-	sigScript := []byte{0x04, 0x31, 0xdc, 0x00, 0x1b, 0x01, 0x62}
-	txIn := btcwire.NewTxIn(prevOut, sigScript)
-	txIn.Sequence = 0xffffffff
-
-	// Transaction output to test.
-	txValue := int64(5000000000)
-	pkScript := []byte{
-		0x41, // OP_DATA_65
-		0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
-		0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
-		0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
-		0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
-		0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
-		0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
-		0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
-		0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
-		0xa6, // 65-byte signature
-		0xac, // OP_CHECKSIG
-	}
-	txOut := btcwire.NewTxOut(txValue, pkScript)
-
 	// Empty tx message.
 	noTx := btcwire.NewMsgTx()
 	noTx.Version = 1
@@ -209,39 +183,6 @@ func TestTxWire(t *testing.T) {
 		0x00, 0x00, 0x00, 0x00, // Lock time
 	}
 
-	multiTx := btcwire.NewMsgTx()
-	multiTx.Version = 1
-	multiTx.AddTxIn(txIn)
-	multiTx.AddTxOut(txOut)
-	multiTx.LockTime = 0
-	multiTxEncoded := []byte{
-		0x01, 0x00, 0x00, 0x00, // Version
-		0x01, // Varint for number of input transactions
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Previous output hash
-		0xff, 0xff, 0xff, 0xff, // Prevous output index
-		0x07,                                     // Varint for length of signature script
-		0x04, 0x31, 0xdc, 0x00, 0x1b, 0x01, 0x62, // Signature script
-		0xff, 0xff, 0xff, 0xff, // Sequence
-		0x01,                                           // Varint for number of output transactions
-		0x00, 0xf2, 0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, // Transaction amount
-		0x43, // Varint for length of pk script
-		0x41, // OP_DATA_65
-		0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
-		0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
-		0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
-		0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
-		0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
-		0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
-		0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
-		0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
-		0xa6,                   // 65-byte signature
-		0xac,                   // OP_CHECKSIG
-		0x00, 0x00, 0x00, 0x00, // Lock time
-	}
-
 	tests := []struct {
 		in   *btcwire.MsgTx // Message to encode
 		out  *btcwire.MsgTx // Expected decoded message
@@ -359,3 +300,69 @@ func TestTxWire(t *testing.T) {
 		}
 	}
 }
+
+// multiTx is a MsgTx with an input and output and used in various tests.
+var multiTx *btcwire.MsgTx = &btcwire.MsgTx{
+	Version: 1,
+	TxIn: []*btcwire.TxIn{
+		&btcwire.TxIn{
+			PreviousOutpoint: btcwire.OutPoint{
+				Hash:  btcwire.ShaHash{},
+				Index: 0xffffffff,
+			},
+			SignatureScript: []byte{
+				0x04, 0x31, 0xdc, 0x00, 0x1b, 0x01, 0x62,
+			},
+			Sequence: 0xffffffff,
+		},
+	},
+	TxOut: []*btcwire.TxOut{
+		&btcwire.TxOut{
+			Value: 0x12a05f200,
+			PkScript: []byte{
+				0x41, // OP_DATA_65
+				0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
+				0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
+				0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
+				0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
+				0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
+				0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
+				0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
+				0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
+				0xa6, // 65-byte signature
+				0xac, // OP_CHECKSIG
+			},
+		},
+	},
+	LockTime: 0,
+}
+
+// multiTxEncoded is the wire encoded bytes for multiTx using protocol version
+// 60002 and is used in the various tests.
+var multiTxEncoded []byte = []byte{
+	0x01, 0x00, 0x00, 0x00, // Version
+	0x01, // Varint for number of input transactions
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Previous output hash
+	0xff, 0xff, 0xff, 0xff, // Prevous output index
+	0x07,                                     // Varint for length of signature script
+	0x04, 0x31, 0xdc, 0x00, 0x1b, 0x01, 0x62, // Signature script
+	0xff, 0xff, 0xff, 0xff, // Sequence
+	0x01,                                           // Varint for number of output transactions
+	0x00, 0xf2, 0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, // Transaction amount
+	0x43, // Varint for length of pk script
+	0x41, // OP_DATA_65
+	0x04, 0xd6, 0x4b, 0xdf, 0xd0, 0x9e, 0xb1, 0xc5,
+	0xfe, 0x29, 0x5a, 0xbd, 0xeb, 0x1d, 0xca, 0x42,
+	0x81, 0xbe, 0x98, 0x8e, 0x2d, 0xa0, 0xb6, 0xc1,
+	0xc6, 0xa5, 0x9d, 0xc2, 0x26, 0xc2, 0x86, 0x24,
+	0xe1, 0x81, 0x75, 0xe8, 0x51, 0xc9, 0x6b, 0x97,
+	0x3d, 0x81, 0xb0, 0x1c, 0xc3, 0x1f, 0x04, 0x78,
+	0x34, 0xbc, 0x06, 0xd6, 0xd6, 0xed, 0xf6, 0x20,
+	0xd1, 0x84, 0x24, 0x1a, 0x6a, 0xed, 0x8b, 0x63,
+	0xa6,                   // 65-byte signature
+	0xac,                   // OP_CHECKSIG
+	0x00, 0x00, 0x00, 0x00, // Lock time
+}