diff --git a/src/mame/drivers/meritm.c b/src/mame/drivers/meritm.c
index 9001c85f322..89148995934 100644
--- a/src/mame/drivers/meritm.c
+++ b/src/mame/drivers/meritm.c
@@ -32,6 +32,7 @@
   *Megatouch Video (c)1994?
   *Megatouch II (c)1995
   *Megatouch III (c)1995
+  Megatouch III Tournament Edition (c)1996
   Megatouch IV (c)1996
   Megatouch IV Tournament Edition (c)1996
   *Super Megatouch IV (c) 1996
@@ -47,7 +48,7 @@
   - clean up V9938 interrupt implementation
   - finish inputs, dsw, outputs (lamps)
   - problem with registering touches on the bottom of the screen (currently hacked to work)
-  - megat3: u37 has bad size, should be 8MBit
+  - megat3: u37 is bad dump (half size) now using rom from megat3te
   - megat5: has jmp $0000 in the initialization code causing infinite loop, is rom bad?
  */
 
@@ -1111,8 +1112,7 @@ ROM_START( megat3 )
 	ROM_RELOAD(                     0x080000, 0x80000)
 	ROM_LOAD( "megat3.u36",         0x100000, 0x80000, CRC(96bb501e) SHA1(f48ef238e8543676c42e3b85464a25ac179dcdd1) )
 	ROM_RELOAD(                     0x180000, 0x80000)
-	ROM_LOAD( "megat3.u37",         0x200000, 0x80000, BAD_DUMP CRC(96680164) SHA1(dfb8e07ba0e87316a947238e7a00fbf4d6ed5fe4) ) // should be 8MBit
-	ROM_RELOAD(                     0x280000, 0x80000)
+	ROM_LOAD( "9255-01-r0.u37",     0x200000, 0x100000, BAD_DUMP CRC(273560bd) SHA1(5de8b9f5a7c4b676f131dd7d47ec71d35fa1755c) )
 	ROM_LOAD( "9255-20-01_u38-rof", 0x300000, 0x80000, CRC(85f48b91) SHA1(7a38644ac7ee55a254c037122af919fb268744a1) )
 	ROM_RELOAD(                     0x380000, 0x80000)
 
@@ -1123,6 +1123,33 @@ ROM_START( megat3 )
 	ROM_LOAD( "sc3981-0a.u51",  0x000, 0x117, CRC(4fc750d0) SHA1(d09ff7a8c66aeb5c49e9fec84bd1521e3f5d8d0a) )
 ROM_END
 
+
+/*
+     Megatouch 3 Tournament Edition
+     ------------------------------
+     Dumped by: Hugh McLenaghan
+     Dump Date: 2008-05-01
+     
+     PALs should be the same as the megatouch 3 since it's the same hardware.
+          
+*/
+ROM_START( megat3te )
+	ROM_REGION( 0x400000, REGION_CPU1, 0 )
+	ROM_LOAD( "9255-30-01-r0.u32",  0x000000, 0x100000, CRC(31ac0004) SHA1(4bec97a852a7dadb0ab4f193bc376ed149102082) )
+	ROM_LOAD( "9255-01-r0.u36",     0x100000, 0x080000, CRC(96bb501e) SHA1(f48ef238e8543676c42e3b85464a25ac179dcdd1) )
+	ROM_RELOAD(                     0x180000, 0x080000)
+	ROM_LOAD( "9255-01-r0.u37",     0x200000, 0x100000, CRC(273560bd) SHA1(5de8b9f5a7c4b676f131dd7d47ec71d35fa1755c) )
+	ROM_LOAD( "9255-30-0-r0e.u38",  0x300000, 0x080000, CRC(52ca7dd8) SHA1(9f44f158d67d7443405b87a18fc89d9c88be1dea) )
+	ROM_RELOAD(                     0x380000, 0x080000)
+
+	ROM_REGION( 0x1000, REGION_USER2, 0 ) // PALs
+	ROM_LOAD( "sc3943.u20",     0x000, 0x117, CRC(5a72fe78) SHA1(4b1a36904eb7048518507fe14bdade5c2589dbd7) )
+	ROM_LOAD( "sc3944-0a.u19",  0x000, 0x2dd, CRC(4cc46c5e) SHA1(0bab970df1539ce905f43603ad13171b05449a01) )
+	ROM_LOAD( "sc3980.u40",     0x000, 0x117, CRC(ee0cdab5) SHA1(216fef50a8a0f6a33b704d3501a4c5c3cbac2bad) )
+	ROM_LOAD( "sc3981-0a.u51",  0x000, 0x117, CRC(4fc750d0) SHA1(d09ff7a8c66aeb5c49e9fec84bd1521e3f5d8d0a) )
+ROM_END
+
+
 ROM_START( megat4 )
 	ROM_REGION( 0x400000, REGION_CPU1, 0 )
 	ROM_LOAD( "9255-40-01_u32-ro",  0x000000, 0x100000, CRC(08b1b8fe) SHA1(c562f2e065d6d7f753f6fd1d0b8355b01cb089ec) ) /* Location U32 */
@@ -1222,11 +1249,24 @@ static DRIVER_INIT(megat3)
 		{ 0x51, 0xa1, 0xc0, 0x7c, 0x27, 0x6e, 0x51, 0xb9, 0xa5, 0xb2, 0x27, 0x0c, 0xb9, 0x88, 0x82, 0x2c };
 
 	ds1204_init(megat3_ds1204_key, megat3_ds1204_nvram);
-
-	// patch for rom check (?) (Question Set Error)
-	((UINT8*)memory_region( REGION_CPU1 ))[0x300217] = 0xc3;
 };
 
+
+static DRIVER_INIT(megat3te)
+{
+	static const UINT8 megat3_ds1204_key[8] =
+		{ 0xf0, 0xaa, 0x0f, 0x0f, 0x55, 0x55, 0xff, 0xab };
+
+	static const UINT8 megat3_ds1204_nvram[16] =
+        { 0x99, 0x53, 0xfc, 0x29, 0x3a, 0x95, 0x8b, 0x58, 0xca, 0xca, 0x00, 0xc2, 0x30, 0x62, 0x0b, 0x96 };
+
+	ds1204_init(megat3_ds1204_key, megat3_ds1204_nvram);
+
+	memory_install_readwrite8_handler(machine, 0, ADDRESS_SPACE_PROGRAM, 0xfff8, 0xffff, 0, 0, meritm_ds1644_r, meritm_ds1644_w );
+
+};
+
+
 static DRIVER_INIT(megat4)
 {
 	static const UINT8 megat4_ds1204_nvram[16] =
@@ -1260,7 +1300,8 @@ GAME( 1988, spitboss,  0,    meritm_crt250, meritm_crt250, 0, ROT0, "Merit", "Su
 /* CRT 250 + question roms */
 GAME( 1994, pitbossm,  0,      meritm_crt250_questions, pitbossm, 0, ROT0, "Merit", "Pit Boss Megastar", GAME_IMPERFECT_GRAPHICS )
 /* CRT 260 */
-GAME( 1995, megat3,    0,      meritm_crt260, meritm_crt260, megat3,   ROT0, "Merit", "Megatouch III (9255-20-01 ROF)", GAME_IMPERFECT_GRAPHICS|GAME_NOT_WORKING )
+GAME( 1995, megat3,    0,      meritm_crt260, meritm_crt260, megat3,   ROT0, "Merit", "Megatouch III (9255-20-01 ROF)", GAME_IMPERFECT_GRAPHICS )
+GAME( 1996, megat3te,  0,      meritm_crt260, meritm_crt260, megat3te, ROT0, "Merit", "Megatouch III Tournament Edition (9255-30-01 ROE)", GAME_IMPERFECT_GRAPHICS )
 GAME( 1996, megat4,    0,      meritm_crt260, meritm_crt260, megat4,   ROT0, "Merit", "Megatouch IV (9255-40-01 ROE)", GAME_IMPERFECT_GRAPHICS )
 GAME( 1996, megat4a,   megat4, meritm_crt260, meritm_crt260, megat4,   ROT0, "Merit", "Megatouch IV (9255-40-01 ROD)", GAME_IMPERFECT_GRAPHICS )
 GAME( 1996, megat4te,  megat4, meritm_crt260, meritm_crt260, megat4te, ROT0, "Merit", "Megatouch IV Tournament Edition (9255-50-01 ROD)", GAME_IMPERFECT_GRAPHICS )
diff --git a/src/mame/mamedriv.c b/src/mame/mamedriv.c
index 2e53bcd3928..7b4cb394e02 100644
--- a/src/mame/mamedriv.c
+++ b/src/mame/mamedriv.c
@@ -7814,6 +7814,7 @@ Other Sun games
 	DRIVER( spitboss )	/* (c) 198? Merit */
 	DRIVER( pitbossm )	/* (c) 1994 Merit */
 	DRIVER( megat3 )	/* (c) 1995 Merit */
+	DRIVER( megat3te )	/* (c) 1996 Merit */
 	DRIVER( megat4 )	/* (c) 1996 Merit */
 	DRIVER( megat4a )	/* (c) 1996 Merit */
 	DRIVER( megat4te )	/* (c) 1996 Merit */