diff --git a/src/mame/drivers/namcos23.cpp b/src/mame/drivers/namcos23.cpp
index 3d46605e987..035018d47cc 100644
--- a/src/mame/drivers/namcos23.cpp
+++ b/src/mame/drivers/namcos23.cpp
@@ -126,9 +126,9 @@ Angler King       Namco, 1998    Super System 23
 Gunmen Wars       Namco, 1998    Super System 23
 Race On!          Namco, 1998    Super System 23
 500 GP            Namco, 1998    Super System 23
-Final Furlong 2   Namco, 1999    Super System 23
+Final Furlong 2   Namco, 1998    Super System 23
 *Guitar Jam       Namco, 1999    Super System 23
-Crisis Zone       Namco, 2000    System 23 Evolution 2
+Crisis Zone       Namco, 1999    System 23 Evolution 2
 
 * - Guitar Jam is not dumped yet and the hardware type is not confirmed. It might not be on System 23 hardware.
 
@@ -5270,18 +5270,18 @@ GAME( 1997, timecrs2v2b, timecrs2, timecrs2,    timecrs2,  namcos23_state, s23,
 GAME( 1997, timecrs2v1b, timecrs2, timecrs2,    timecrs2,  namcos23_state, s23, ROT0, "Namco", "Time Crisis II (Japan, TSS1 Ver. B)", GAME_FLAGS )
 GAME( 1997, timecrs2v4a, timecrs2, timecrs2v4a, timecrs2,  namcos23_state, s23, ROT0, "Namco", "Time Crisis II (World, TSS4 Ver. A)", GAME_FLAGS )
 GAME( 1997, timecrs2v5a, timecrs2, timecrs2v4a, timecrs2,  namcos23_state, s23, ROT0, "Namco", "Time Crisis II (US, TSS5 Ver. A)", GAME_FLAGS )
-GAME( 1998, panicprk,    0,        s23,         s23,       namcos23_state, s23, ROT0, "Namco", "Panic Park (World,  PNP2 Ver. A)",     GAME_FLAGS )
+GAME( 1998, panicprk,    0,        s23,         s23,       namcos23_state, s23, ROT0, "Namco", "Panic Park (World, PNP2 Ver. A)",     GAME_FLAGS )
 GAME( 1998, panicprkj,   panicprk, s23,         s23,       namcos23_state, s23, ROT0, "Namco", "Panic Park (Japan, PNP1 Ver. B)",     GAME_FLAGS )
 GAME( 1998, gunwars,     0,        gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Gunmen Wars (Japan, GM1 Ver. B)",     GAME_FLAGS )
 GAME( 1998, gunwarsa,    gunwars,  gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Gunmen Wars (Japan, GM1 Ver. A)",     GAME_FLAGS )
 GAME( 1998, raceon,      0,        gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Race On! (World, RO2 Ver. A)",        GAME_FLAGS )
 GAME( 1998, 500gp,       0,        ss23,        s23,       namcos23_state, s23, ROT0, "Namco", "500 GP (US, 5GP3 Ver. C)",         GAME_FLAGS )
 GAME( 1998, aking,       0,        ss23,        s23,       namcos23_state, s23, ROT0, "Namco", "Angler King (Japan, AG1 Ver. A)",     GAME_FLAGS )
-GAME( 1999, finfurl2,    0,        gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Final Furlong 2 (World)",      GAME_FLAGS )
-GAME( 1999, finfurl2j,   finfurl2, gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Final Furlong 2 (Japan)",      GAME_FLAGS )
-GAME( 2000, crszone,     0,        ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO4 Ver. B)",   GAME_FLAGS )
-GAME( 2000, crszonev4a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO4 Ver. A)",   GAME_FLAGS )
-GAME( 2000, crszonev3b,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. B, set 1)", GAME_FLAGS )
-GAME( 2000, crszonev3b2, crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. B, set 2)", GAME_FLAGS )
-GAME( 2000, crszonev3a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. A)",   GAME_FLAGS )
-GAME( 2000, crszonev2a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO2 Ver. A)",   GAME_FLAGS )
+GAME( 1998, finfurl2,    0,        gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Final Furlong 2 (World)",      GAME_FLAGS )
+GAME( 1998, finfurl2j,   finfurl2, gmen,        s23,       namcos23_state, s23, ROT0, "Namco", "Final Furlong 2 (Japan)",      GAME_FLAGS )
+GAME( 1999, crszone,     0,        ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO4 Ver. B)",   GAME_FLAGS )
+GAME( 1999, crszonev4a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO4 Ver. A)",   GAME_FLAGS )
+GAME( 1999, crszonev3b,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. B, set 1)", GAME_FLAGS )
+GAME( 1999, crszonev3b2, crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. B, set 2)", GAME_FLAGS )
+GAME( 1999, crszonev3a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (US, CSZO3 Ver. A)",   GAME_FLAGS )
+GAME( 1999, crszonev2a,  crszone,  ss23e2,      s23,       namcos23_state, s23, ROT0, "Namco", "Crisis Zone (World, CSZO2 Ver. A)",   GAME_FLAGS )