diff --git a/firmware/config/engines/mazda_miata_vvt.cpp b/firmware/config/engines/mazda_miata_vvt.cpp
index 44fceb0187..f1a7ac80e6 100644
--- a/firmware/config/engines/mazda_miata_vvt.cpp
+++ b/firmware/config/engines/mazda_miata_vvt.cpp
@@ -408,7 +408,7 @@ void setMazdaMiata2003EngineConfiguration(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 	engineConfiguration->idleRpmPid.period = 10;
 }
 
-void setMazdaMiata2003EngineConfigurationNewBoard(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
+void setMazdaMiata2003EngineConfigurationNaFuelRail(DECLARE_ENGINE_PARAMETER_SIGNATURE) {
 	setMazdaMiata2003EngineConfiguration(PASS_ENGINE_PARAMETER_SIGNATURE);
 
 	// todo: there should be a better way?
diff --git a/firmware/config/engines/mazda_miata_vvt.h b/firmware/config/engines/mazda_miata_vvt.h
index 9f4b1f76e4..2841c7b26c 100644
--- a/firmware/config/engines/mazda_miata_vvt.h
+++ b/firmware/config/engines/mazda_miata_vvt.h
@@ -16,6 +16,6 @@ void setMazdaMiataNbInjectorLag(DECLARE_ENGINE_PARAMETER_SIGNATURE);
 void setMazdaMiataNbTpsTps(DECLARE_ENGINE_PARAMETER_SIGNATURE);
 
 void setMazdaMiata2003EngineConfiguration(DECLARE_ENGINE_PARAMETER_SIGNATURE);
-void setMazdaMiata2003EngineConfigurationNewBoard(DECLARE_ENGINE_PARAMETER_SIGNATURE);
+void setMazdaMiata2003EngineConfigurationNaFuelRail(DECLARE_ENGINE_PARAMETER_SIGNATURE);
 
 #endif /* CONFIG_ENGINES_MAZDA_MIATA_VVT_H_ */
diff --git a/firmware/controllers/algo/auto_generated_enums.cpp b/firmware/controllers/algo/auto_generated_enums.cpp
index 810e2c399e..43d61756fb 100644
--- a/firmware/controllers/algo/auto_generated_enums.cpp
+++ b/firmware/controllers/algo/auto_generated_enums.cpp
@@ -117,9 +117,9 @@ case SUBARU_2003_WRX:
 case TEST_ENGINE:
   return "TEST_ENGINE";
 case MAZDA_MIATA_2003:
-	return "miata 2003 OLD";
-case MAZDA_MIATA_2003_BETTER:
 	return "miata 2003";
+case MAZDA_MIATA_2003_NA_RAIL:
+	return "miata 2003 NArail";
 case PROMETHEUS_DEFAULTS:
 	return "PROMETHEUS";
 case TEST_ENGINE_VVT:
diff --git a/firmware/controllers/algo/engine_configuration.cpp b/firmware/controllers/algo/engine_configuration.cpp
index baa2eefa12..d4f185bac7 100644
--- a/firmware/controllers/algo/engine_configuration.cpp
+++ b/firmware/controllers/algo/engine_configuration.cpp
@@ -1155,8 +1155,8 @@ void resetConfigurationExt(Logging * logger, engine_type_e engineType DECLARE_EN
 	case MAZDA_MIATA_2003:
 		setMazdaMiata2003EngineConfiguration(PASS_ENGINE_PARAMETER_SIGNATURE);
 		break;
-	case MAZDA_MIATA_2003_BETTER:
-		setMazdaMiata2003EngineConfigurationNewBoard(PASS_ENGINE_PARAMETER_SIGNATURE);
+	case MAZDA_MIATA_2003_NA_RAIL:
+		setMazdaMiata2003EngineConfigurationNaFuelRail(PASS_ENGINE_PARAMETER_SIGNATURE);
 		break;
 	case PROMETHEUS_DEFAULTS:
 		setPrometheusDefaults(PASS_ENGINE_PARAMETER_SIGNATURE);
diff --git a/firmware/controllers/algo/rusefi_enums.h b/firmware/controllers/algo/rusefi_enums.h
index 8add498c6e..6d66c53595 100644
--- a/firmware/controllers/algo/rusefi_enums.h
+++ b/firmware/controllers/algo/rusefi_enums.h
@@ -136,6 +136,9 @@ typedef enum {
 
 	DODGE_NEON_2003_CRANK = 46,
 
+	/**
+	 * proper NB2 setup, 2003 red test mule car
+	 */
 	MAZDA_MIATA_2003 = 47,
 
 	HONDA_ACCORD_1_24_SHIFTED = 48,
@@ -156,7 +159,11 @@ typedef enum {
 	TEST_ISSUE_366_BOTH = 52,
 	TEST_ISSUE_366_RISE = 53,
 
-	MAZDA_MIATA_2003_BETTER = 54,
+	/**
+	 * green Hunchback race car - VVT engine on a NA body with NA return fuel lines which
+	 * means different fuel pressure situation
+	 */
+	MAZDA_MIATA_2003_NA_RAIL = 54,
 
 	PROMETHEUS_DEFAULTS = 100,
 
diff --git a/firmware/rusefi.cpp b/firmware/rusefi.cpp
index 862ef233e5..448a1b3923 100644
--- a/firmware/rusefi.cpp
+++ b/firmware/rusefi.cpp
@@ -260,5 +260,5 @@ int getRusEfiVersion(void) {
 	if (initBootloader() != 0)
 		return 123;
 #endif /* EFI_BOOTLOADER_INCLUDE_CODE */
-	return 20171108;
+	return 20171119;
 }