diff --git a/GameData/RealismOverhaul/Engine_Configs/RD0110R_Config.cfg b/GameData/RealismOverhaul/Engine_Configs/RD0110R_Config.cfg
index 9965cbb29b..7aa2377c6f 100644
--- a/GameData/RealismOverhaul/Engine_Configs/RD0110R_Config.cfg
+++ b/GameData/RealismOverhaul/Engine_Configs/RD0110R_Config.cfg
@@ -119,6 +119,65 @@
 				key = 1 259
 			}
 
+			//Soyuz-2-1v: 1 flight, 0 failures
+			//Soyuz-2-1v Volga: 5 flights, 0 failures
+			//24 engines, 0 failed
+			TESTFLIGHT:NEEDS[TestLite|TestFlight]
+			{
+				ratedBurnTime = 250
+				ignitionReliabilityStart = 0.962000
+				ignitionReliabilityEnd = 0.994000
+				ignitionDynPresFailMultiplier = 0.1
+				cycleReliabilityStart = 0.962000
+				cycleReliabilityEnd = 0.994000
+				techTransfer = RD-0110,RD-0107:50
+			}
+		}
+		CONFIG
+		{
+			name = RD-0110R-S
+			description = RD-0110R running on subcooled propellants, for use with NK-33.
+			specLevel = operational
+			minThrust = 68.3
+			maxThrust = 68.3
+			gimbalRange = 42.0
+			massMult = 1.0
+			ullage = True
+			pressureFed = False
+			ignitions = 1
+
+			IGNITOR_RESOURCE
+			{
+				name = ElectricCharge
+				amount = 0.1
+			}
+
+			IGNITOR_RESOURCE
+			{
+				name = TEATEB
+				amount = 1.0
+			}
+
+			PROPELLANT
+			{
+				name = CooledRG-1
+				ratio = 0.3947
+				DrawGauge = True
+			}
+
+			PROPELLANT
+			{
+				name = CooledLqdOxygen
+				ratio = 0.6053
+				DrawGauge = False
+			}
+
+			atmosphereCurve
+			{
+				key = 0 298
+				key = 1 259
+			}
+
 			//Soyuz-2-1v: 1 flight, 0 failures
 			//Soyuz-2-1v Volga: 5 flights, 0 failures
 			//24 engines, 0 failed