diff --git a/firmware/config/engines/custom_engine.cpp b/firmware/config/engines/custom_engine.cpp
index c48b86eef2..34a405bcfa 100644
--- a/firmware/config/engines/custom_engine.cpp
+++ b/firmware/config/engines/custom_engine.cpp
@@ -799,6 +799,12 @@ void setHellenDefaultVrThresholds(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 }
 
 void proteusHarley(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
+	strcpy(engineConfiguration->scriptSettingName[0], "compReleaseRpm");
+	engineConfiguration->scriptSetting[0] = 300;
+	strcpy(engineConfiguration->scriptSettingName[1], "compReleaseDur");
+	engineConfiguration->scriptSetting[1] = 5000;
+
+
 	engineConfiguration->luaOutputPins[0] = PROTEUS_LS_12;
 #if HW_PROTEUS
 	strncpy(config->luaScript, R"(
diff --git a/firmware/controllers/core/fsio_impl.cpp b/firmware/controllers/core/fsio_impl.cpp
index 8fda12d0ac..2d4e5c9ae2 100644
--- a/firmware/controllers/core/fsio_impl.cpp
+++ b/firmware/controllers/core/fsio_impl.cpp
@@ -280,6 +280,7 @@ ValueProvider3D *getscriptTable(int index) {
 	}
 }
 
+// todo: template this copy-pasta
 /**
  * @return zero-based index of curve with given name
  */
@@ -301,6 +302,15 @@ int getTableIndexByName(const char *name DECLARE_ENGINE_PARAMETER_SUFFIX) {
 	return EFI_ERROR_CODE;
 }
 
+int getSettingIndexByName(const char *name DECLARE_ENGINE_PARAMETER_SUFFIX) {
+	for (int i = 0;i<SCRIPT_SETTING_COUNT;i++) {
+		if (strEqualCaseInsensitive(name, engineConfiguration->scriptSettingName[i])) {
+			return i;
+		}
+	}
+	return EFI_ERROR_CODE;
+}
+
 float getCurveValue(int index, float key DECLARE_ENGINE_PARAMETER_SUFFIX) {
 	// not great code at all :(
 	switch (index) {
diff --git a/firmware/controllers/core/fsio_impl.h b/firmware/controllers/core/fsio_impl.h
index 49497ab39f..f125dd1f56 100644
--- a/firmware/controllers/core/fsio_impl.h
+++ b/firmware/controllers/core/fsio_impl.h
@@ -31,5 +31,6 @@ void runHardcodedFsio(DECLARE_ENGINE_PARAMETER_SIGNATURE);
 float getCurveValue(int index, float key DECLARE_ENGINE_PARAMETER_SUFFIX);
 int getCurveIndexByName(const char *name DECLARE_ENGINE_PARAMETER_SUFFIX);
 int getTableIndexByName(const char *name DECLARE_ENGINE_PARAMETER_SUFFIX);
+int getSettingIndexByName(const char *name DECLARE_ENGINE_PARAMETER_SUFFIX);
 ValueProvider3D *getscriptTable(int index);
 
diff --git a/firmware/controllers/lua/lua_hooks.cpp b/firmware/controllers/lua/lua_hooks.cpp
index 342a2952ba..7ad079f980 100644
--- a/firmware/controllers/lua/lua_hooks.cpp
+++ b/firmware/controllers/lua/lua_hooks.cpp
@@ -480,16 +480,32 @@ void configureRusefiLuaHooks(lua_State* l) {
 	EXPAND_Engine;
 #endif
 			auto name = luaL_checklstring(l, 1, nullptr);
-			auto result = getTableIndexByName(name PASS_ENGINE_PARAMETER_SUFFIX);
-			if (result == EFI_ERROR_CODE) {
+			auto index = getTableIndexByName(name PASS_ENGINE_PARAMETER_SUFFIX);
+			if (index == EFI_ERROR_CODE) {
 				lua_pushnil(l);
 			} else {
 				// TS counts curve from 1 so convert indexing here
-				lua_pushnumber(l, result + HUMAN_OFFSET);
+				lua_pushnumber(l, index + HUMAN_OFFSET);
 			}
 			return 1;
 	});
 
+	lua_register(l, "findSetting",
+			[](lua_State* l) {
+#if EFI_UNIT_TEST
+	Engine *engine = engineForLuaUnitTests;
+	EXPAND_Engine;
+#endif
+			auto name = luaL_checklstring(l, 1, nullptr);
+			auto index = getSettingIndexByName(name PASS_ENGINE_PARAMETER_SUFFIX);
+			if (index == EFI_ERROR_CODE) {
+				lua_pushnil(l);
+			} else {
+				// TS counts curve from 1 so convert indexing here
+				lua_pushnumber(l, engineConfiguration->scriptSetting[index]);
+			}
+			return 1;
+	});
 
 #if !EFI_UNIT_TEST
 	lua_register(l, "startPwm", lua_startPwm);