diff --git a/firmware/config/engines/custom_engine.cpp b/firmware/config/engines/custom_engine.cpp
index 28b8144d1a..8839b8945c 100644
--- a/firmware/config/engines/custom_engine.cpp
+++ b/firmware/config/engines/custom_engine.cpp
@@ -394,10 +394,9 @@ void setTle8888TestConfiguration(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 
 /**
  * This configuration is used for MRE board Quality Assurance validation
- * set engine_type 30
- * MRE_BOARD_TEST
+ * todo: inline
  */
-void mreBoardOldTest(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
+static void mreBoardOldTest(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 #if (BOARD_TLE8888_COUNT > 0)
 	engineConfiguration->debugMode = DBG_TLE8888;
 
diff --git a/firmware/config/engines/custom_engine.h b/firmware/config/engines/custom_engine.h
index c8cc45d6c4..15098a7905 100644
--- a/firmware/config/engines/custom_engine.h
+++ b/firmware/config/engines/custom_engine.h
@@ -20,7 +20,6 @@ void setTle8888TestConfiguration(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 void setIssue898(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 void setTestQuadCam(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 
-void mreBoardOldTest(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 void mreBoardNewTest(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 void mreBCM(DECLARE_CONFIG_PARAMETER_SIGNATURE);
 
diff --git a/firmware/config/engines/engines.mk b/firmware/config/engines/engines.mk
index bc131fdb76..ee15d9ba3d 100644
--- a/firmware/config/engines/engines.mk
+++ b/firmware/config/engines/engines.mk
@@ -35,7 +35,6 @@ ENGINES_SRC_CPP = $(PROJECT_DIR)/config/engines/ford_aspire.cpp \
 	$(PROJECT_DIR)/config/engines/vw_b6.cpp \
 	$(PROJECT_DIR)/config/engines/chevrolet_camaro_4.cpp \
 	$(PROJECT_DIR)/config/engines/toyota_jzs147.cpp \
-	$(PROJECT_DIR)/config/engines/lada_kalina.cpp \
 	$(PROJECT_DIR)/config/engines/me7pnp.cpp \
 	$(PROJECT_DIR)/config/engines/ford_festiva.cpp \
 	
diff --git a/firmware/config/engines/lada_kalina.cpp b/firmware/config/engines/lada_kalina.cpp
deleted file mode 100644
index 5f557a8276..0000000000
--- a/firmware/config/engines/lada_kalina.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * @file lada_kalina.cpp
- *
- * set engine_type 39
- *
- * @date  Jan 21, 2016
- * @author Andrey Belomutskiy, (c) 2012-2020
- */
-
-#include "pch.h"
-
-#include "lada_kalina.h"
-#include "custom_engine.h"
-#include "fsio_impl.h"
-
-#if (BOARD_TLE8888_COUNT > 0)
-void setLadaKalina(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
-	/* MRE uses TLE8888_PIN_21 for fuel pump */
-	engineConfiguration->fuelPumpPin = GPIO_UNASSIGNED;
-	/* PRE uses TLE8888_PIN_22 for fan */
-	engineConfiguration->fanPin = GPIO_UNASSIGNED;
-	// TLE8888 two bridge drivers for stepper
-	engineConfiguration->stepperDcIo[0].directionPin1 = TLE8888_PIN_21;
-	engineConfiguration->stepperDcIo[0].directionPin2 = TLE8888_PIN_22;
-	engineConfiguration->stepperDcIo[1].directionPin1 = TLE8888_PIN_23;
-	engineConfiguration->stepperDcIo[1].directionPin2 = TLE8888_PIN_24;
-	/* IDLE configuration */
-	engineConfiguration->useStepperIdle = true;
-	engineConfiguration->useHbridgesToDriveIdleStepper = true;
-	engineConfiguration->idleMode = IM_AUTO;
-	engineConfiguration->useTLE8888_stepper = true;
-}
-
-#else
-
-void setLadaKalina(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
-	setFrankensoConfiguration(PASS_CONFIG_PARAMETER_SIGNATURE);
-	disableLCD(engineConfiguration);
-
-	setOperationMode(engineConfiguration, FOUR_STROKE_CRANK_SENSOR);
-	engineConfiguration->trigger.type = TT_TOOTHED_WHEEL_60_2;
-
-	engineConfiguration->triggerInputPins[0] = GPIOA_5;
-	engineConfiguration->triggerInputPins[1] = GPIO_UNASSIGNED;
-
-	engineConfiguration->globalTriggerAngleOffset = 114;
-
-	engineConfiguration->ignitionPins[0] = GPIOE_14;
-	engineConfiguration->ignitionPins[1] = GPIOC_7;
-	engineConfiguration->ignitionPins[2] = GPIOC_9;
-	engineConfiguration->ignitionPins[3] = GPIOE_12;
-
-	engineConfiguration->useStepperIdle = true;
-	engineConfiguration->fuelPumpPin = GPIOC_13;
-	engineConfiguration->mainRelayPin = GPIOD_7;
-
-	engineConfiguration->idle.stepperDirectionPin = GPIOE_15;
-	engineConfiguration->idle.stepperStepPin = GPIOE_13;
-	engineConfiguration->stepperEnablePin = GPIOE_11;
-
-
-
-	// starter relay solenoid
-#if EFI_FSIO
-	/**
-	 * to test
-	 * set_fsio_setting 1 5000
-	 */
-	engineConfiguration->fsio_setting[0] = 500;
-	// set_rpn_expression 1 "rpm 0 fsio_setting <"
-	setFsioExt(0, GPIOE_3, RPM_BELOW_USER_SETTING_1, 0 PASS_CONFIG_PARAMETER_SUFFIX);
-#endif /* EFI_FSIO */
-}
-#endif
diff --git a/firmware/config/engines/lada_kalina.h b/firmware/config/engines/lada_kalina.h
deleted file mode 100644
index 9e376a607e..0000000000
--- a/firmware/config/engines/lada_kalina.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * @file lada_kalina.h
- *
- * @date  Jan 21, 2016
- * @author Andrey Belomutskiy, (c) 2012-2020
- */
-
-#pragma once
-#include "engine_configuration.h"
-
-void setLadaKalina(DECLARE_CONFIG_PARAMETER_SIGNATURE);
-