Create Propulsion: Simulated guide for FTB Skies 2: Aero 1.2.0 to 1.7.3

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Create Propulsion: Simulated guide for FTB Skies 2: Aero

Written for FTB Skies 2: Aero 1.7.3 · also fits 1.2.0 to 1.7.2 · updated Oct 11, 2026

Last verified for FTB Skies 2: Aero v1.7.3 on Oct 17, 2026 · text last changed Oct 11, 2026

A newer release (1.13.0) is out Guide for the current version

Sections
1

None of these sections are written for this pack; 1 is shared from another pack's guide.

Every recipe and number here was checked against FTB Skies 2: Aero 1.7.3's own files.

Which Create Propulsion: Simulated config options matter?

5 parts

Same as in the FTB Skies 2: Aero 1.10.0 guide

Most of what matters in the Create Propulsion: Simulated configs is thrust. The pack raised the base thrust of every thruster type above the mod default. Every one of these options is described as tuned for 1,000-unit thrust scale parity with Sable physics.[1]

Values the pack changed

Fuel and energy use

Fuel use is left at the mod default. A standard thruster burns thruster.fuelMbPerTickAtFullThrottle = 1 mB per tick at full throttle, and its tank holds 1,000 mB (thruster.fuelTankCapacityMb). The liquid vector thruster uses the same numbers. The ion thruster draws 40 FE per tick at full throttle (ionThruster.ionThrusterFePerTickAtFullThrottle) and stores 4,000 FE (ionThruster.ionThrusterEnergyCapacityFe).[1]

Each fuel has an efficiency and a burn rate, both given as percentages, under Fuel Configuration. The pack leaves all of them at the mod default. Diesel from Create: Diesel Generators is 100 efficiency and 100 burn rate ([[config:config/createpropulsion-common.toml#Fuel Configuration.fuelProperties.createdieselgenerators_diesel.efficiency]]). Gasoline is 125 efficiency with an 80 burn rate. Mekanism hydrogen is 230 efficiency with a 90 burn rate ([[config:config/createpropulsion-common.toml#Fuel Configuration.fuelProperties.mekanism_hydrogen.efficiency]]). If you want a fluid that has no entry, [[config:config/createpropulsion-common.toml#Fuel Configuration.additionalThrusterFuelLines]] is where you add it. It is empty in this pack.[1]

Multiblock thrusters

The multiblock bonuses are the mod defaults. A 2x2x2 multiblock gets a thrust multiplier of 1.25 and a fuel cost multiplier of 0.6. A 3x3x3 gets 1.5 thrust and 0.4 fuel cost. The settings are multiblockThruster.multiblock2xThrustMultiplier, multiblockThruster.multiblock2xFuelEfficiency, multiblockThruster.multiblock3xThrustMultiplier and multiblockThruster.multiblock3xFuelEfficiency.[1]

Burners, damage and physics

  • All four burner toggles are on: [[config:config/createpropulsion-common.toml#Burners.Burners heat steam engines]], [[config:config/createpropulsion-common.toml#Burners.Burners superheat steam engines]], [[config:config/createpropulsion-common.toml#Burners.Burners power heated mixers]] and [[config:config/createpropulsion-common.toml#Burners.Blaze burners heat stirling engines]]. With the mixer option on, solid and liquid burners can heat heated mixers, which allows pre-nether brass.[1]
  • thruster.damageEntities is true, so entities standing in an active thruster plume take damage.[1]
  • physics.useAtmosphericPressure is false, so altitude does not change thruster output.[1]

Client options

[[config:config/createpropulsion-client.toml#Thruster Plumes.renderMode]] is set to PARTICLE. You can switch it to SHADER if you prefer the procedural plume shader. Debug.Thruster is off. Turn it on to see the plume ray, obstruction hits and damage zones, which is handy when a thruster seems to be underperforming.[2]

Sources

  1. FTB Skies 2: Aero 1.10.0 config: config/createpropulsion-common.toml · pack file
  2. FTB Skies 2: Aero 1.10.0 config: config/createpropulsion-client.toml · pack file
Where this guide comes from

Written from what FTB Skies 2: Aero itself ships: its files and recipes, the in-game guidebooks and the mods' own pages. Every statement links to the source it came from, and the numbers are checked against the pack before publishing.

Guide last verified Oct 17, 2026.

Guides for other versions: 1.8.0 to 1.10.0 · 1.1.0 to 1.1.1 · 1.0.3

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