diff --git a/firmware/config/boards/proteus/board_configuration.cpp b/firmware/config/boards/proteus/board_configuration.cpp
index 280b0c6df5..346bd4f368 100644
--- a/firmware/config/boards/proteus/board_configuration.cpp
+++ b/firmware/config/boards/proteus/board_configuration.cpp
@@ -191,14 +191,28 @@ void boardPrepareForStop() {
 	palEnableLineEvent(PAL_LINE(GPIOD, 0), PAL_EVENT_MODE_RISING_EDGE);
 }
 
+#if HW_PROTEUS
 static Gpio PROTEUS_ME17_ADAPTER_OUTPUTS[] = {
     Gpio::PROTEUS_LS_1,
 };
 
+static Gpio PROTEUS_SBC_OUTPUTS[] = {
+    Gpio::PROTEUS_LS_14, // inj 1 four times
+    Gpio::PROTEUS_LS_14, // inj 1 four times
+    Gpio::PROTEUS_LS_14, // inj 1 four times
+    Gpio::PROTEUS_LS_14, // inj 1 four times
+
+    Gpio::PROTEUS_LS_15, // inj 4 four times
+    Gpio::PROTEUS_LS_15, // inj 4 four times
+    Gpio::PROTEUS_LS_15, // inj 4 four times
+    Gpio::PROTEUS_LS_15, // inj 4 four times
+
+};
+
 static Gpio PROTEUS_CANAM_OUTPUTS[] = {
-    Gpio::PROTEUS_LS_1,
-    Gpio::PROTEUS_LS_2,
-    Gpio::PROTEUS_LS_3,
+    Gpio::PROTEUS_LS_1, // inj 1
+    Gpio::PROTEUS_LS_2, // inj 2
+    Gpio::PROTEUS_LS_3, // inj 3
     Gpio::PROTEUS_LS_12, // main relay
     Gpio::PROTEUS_LS_14, // starter
     Gpio::PROTEUS_LS_15, // intercooler fan
@@ -224,10 +238,12 @@ int getBoardMetaLowSideOutputsCount() {
     if (engineConfiguration->engineType == engine_type_e::PROTEUS_HARLEY) {
         return getBoardMetaOutputsCount();
     }
+    if (engineConfiguration->engineType == engine_type_e::PROTEUS_SBC) {
+        return getBoardMetaOutputsCount();
+    }
     return 16;
 }
 
-#if HW_PROTEUS
 static Gpio PROTEUS_OUTPUTS[] = {
 Gpio::PROTEUS_LS_1,
 Gpio::PROTEUS_LS_2,
@@ -262,7 +278,6 @@ Gpio::PROTEUS_LS_16,
 	Gpio::PROTEUS_HS_3,
 	Gpio::PROTEUS_HS_4
 };
-#endif // HW_PROTEUS
 
 int getBoardMetaOutputsCount() {
     if (engineConfiguration->engineType == engine_type_e::MAVERICK_X3) {
@@ -274,6 +289,9 @@ int getBoardMetaOutputsCount() {
     if (engineConfiguration->engineType == engine_type_e::PROTEUS_HARLEY) {
         return efi::size(PROTEUS_HARLEY_OUTPUTS);
     }
+    if (engineConfiguration->engineType == engine_type_e::PROTEUS_SBC) {
+        return efi::size(PROTEUS_SBC_OUTPUTS);
+    }
     return efi::size(PROTEUS_OUTPUTS);
 }
 
@@ -294,5 +312,9 @@ Gpio* getBoardMetaOutputs() {
     if (engineConfiguration->engineType == engine_type_e::PROTEUS_HARLEY) {
         return PROTEUS_HARLEY_OUTPUTS;
     }
+    if (engineConfiguration->engineType == engine_type_e::PROTEUS_SBC) {
+        return PROTEUS_SBC_OUTPUTS;
+    }
     return PROTEUS_OUTPUTS;
 }
+#endif // HW_PROTEUS
diff --git a/firmware/config/engines/gm_sbc.cpp b/firmware/config/engines/gm_sbc.cpp
index b8a7019a48..52b344ac9a 100644
--- a/firmware/config/engines/gm_sbc.cpp
+++ b/firmware/config/engines/gm_sbc.cpp
@@ -54,7 +54,7 @@ void setStepperHw() {
 #endif // HW_PROTEUS
 }
 
-void setSbc() {
+void setGmSbc() {
 	engineConfiguration->cylindersCount = 8;
 	engineConfiguration->firingOrder = FO_1_8_4_3_6_5_7_2;
 	engineConfiguration->displacement = 5.2;
@@ -104,11 +104,3 @@ void setSbc() {
 
 	engineConfiguration->map.sensor.type = MT_GM_1_BAR;
 }
-
-void set8chanSbc() {
-    setSbc();
-}
-
-void setProteusSbc() {
-    setSbc();
-}
\ No newline at end of file
diff --git a/firmware/config/engines/gm_sbc.h b/firmware/config/engines/gm_sbc.h
index b5ed499684..70474ecfc6 100644
--- a/firmware/config/engines/gm_sbc.h
+++ b/firmware/config/engines/gm_sbc.h
@@ -3,5 +3,4 @@
  */
 #pragma once
 
-void set8chanSbc();
-void setProteusSbc();
+void setGmSbc();
diff --git a/firmware/controllers/algo/engine_configuration.cpp b/firmware/controllers/algo/engine_configuration.cpp
index afd063cbdd..4df48bbf7e 100644
--- a/firmware/controllers/algo/engine_configuration.cpp
+++ b/firmware/controllers/algo/engine_configuration.cpp
@@ -803,7 +803,7 @@ void resetConfigurationExt(configuration_callback_t boardCallback, engine_type_e
 		setMiataNB2_Proteus();
 		break;
 	case engine_type_e::PROTEUS_SBC:
-	    setProteusSbc();
+	    setGmSbc();
         break;
 #ifdef HARDWARE_CI
 	case engine_type_e::PROTEUS_ANALOG_PWM_TEST:
@@ -850,7 +850,7 @@ void resetConfigurationExt(configuration_callback_t boardCallback, engine_type_e
 
 #if HW_HELLEN_8CHAN
 	case engine_type_e::ALPHAX_8CHAN_SBC:
-	    set8chanSbc();
+	    setGmSbc();
         break;
 #endif