# Korlex - Stage 4 (technology) internal name `korlex-mk04` · tier 8 (pY science pack 4, [tier 8](https://factorio.kalzumeus.com/tier/8.md)) HTML page: https://factorio.kalzumeus.com/tech/korlex-mk04/ ## Cost 3300 units of (1 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 2 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 3 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 6 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 10 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 20 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 30 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 60 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 10 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 450 s each. ## Requires (2) - [Korlex - Stage 3](https://factorio.kalzumeus.com/tech/korlex-mk03.md) - [pY science pack](https://factorio.kalzumeus.com/tech/py-science-pack-4.md) ## Leads to (0) - none ## Unlocks (6 recipes) ### Korlex AI system kit (`compile-korlex-ai`) - 30 s · tier 8 - Ingredients: 1 × [Korlex integrated module](https://factorio.kalzumeus.com/item/korlex-codex-mk03.md), 1 × [Control unit](https://factorio.kalzumeus.com/item/control-unit.md) - Results: 1 × [Korlex AI system kit](https://factorio.kalzumeus.com/item/korlex-codex-mk04.md) - Made in: Data array - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md) ### Korlex (`korlex-4`) - 90 s · tier 8 · productivity modules allowed - Ingredients: 8 × [Korlex pup](https://factorio.kalzumeus.com/item/korlex-pup.md), 5 × [Tuuphra](https://factorio.kalzumeus.com/item/tuuphra.md), 1 × [Kicalk](https://factorio.kalzumeus.com/item/kicalk.md), 1 × [Korlex food](https://factorio.kalzumeus.com/item/korlex-food-01.md), 8 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md), 20 × [Ash](https://factorio.kalzumeus.com/item/ash.md), 2 × [Bedding](https://factorio.kalzumeus.com/item/bedding.md), 5 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 1 × [Bhoddos](https://factorio.kalzumeus.com/item/bhoddos.md), 1 × [Quality korlex food](https://factorio.kalzumeus.com/item/korlex-food-02.md), 6 × [Fish oil barrel](https://factorio.kalzumeus.com/item/fish-oil-barrel.md) - Results: 14 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 8 × [Korlex](https://factorio.kalzumeus.com/item/korlex.md) - Made in: Ez Squeeze ranch MK 01, Ez Squeeze ranch MK 02, Ez Squeeze ranch MK 03, Ez Squeeze ranch MK 04 - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md) ### Filled milk barrel (`korlex-milk-4`) - 60 s · tier 8 · productivity modules allowed - Ingredients: 10 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 5 × [Tuuphra](https://factorio.kalzumeus.com/item/tuuphra.md), 1 × [Korlex food](https://factorio.kalzumeus.com/item/korlex-food-01.md), 12 × [Empty milk barrel](https://factorio.kalzumeus.com/item/empty-barrel-milk.md), 10 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md), 2 × [Bhoddos](https://factorio.kalzumeus.com/item/bhoddos.md), 15 × [Ash](https://factorio.kalzumeus.com/item/ash.md), 2 × [Quality korlex food](https://factorio.kalzumeus.com/item/korlex-food-02.md) - Results: 10 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 12 × [Filled milk barrel](https://factorio.kalzumeus.com/item/barrel-milk.md) - Made in: Ez Squeeze ranch MK 01, Ez Squeeze ranch MK 02, Ez Squeeze ranch MK 03, Ez Squeeze ranch MK 04 - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md) ### Phase 4 korlex breeding program (`korlex-mk04`) - 30 s · tier 8 - Ingredients: 2 × [Korlex](https://factorio.kalzumeus.com/item/korlex.md), 1 × [Zinc finger fusion proteins](https://factorio.kalzumeus.com/item/zinc-finger-proteins.md), 3 × [Quality korlex food](https://factorio.kalzumeus.com/item/korlex-food-02.md), 4 × [Bedding](https://factorio.kalzumeus.com/item/bedding.md), 10 × [Salt](https://factorio.kalzumeus.com/item/salt.md), 10 × [Rennea](https://factorio.kalzumeus.com/item/rennea.md), 6 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md) - Results: 0.003 × [Korlex MK 04](https://factorio.kalzumeus.com/item/korlex-mk04.md) (0.3% chance), 6 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 0.7 × [Korlex](https://factorio.kalzumeus.com/item/korlex.md) (70% chance) - Made in: Reproductive complex MK 01, Reproductive complex MK 02, Reproductive complex MK 03, Reproductive complex MK 04 - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md) ### Korlex MK 04 (`korlex-mk04r`) - 200 s · tier 8 - Ingredients: 4 × [Korlex MK 04](https://factorio.kalzumeus.com/item/korlex-mk04.md), 1 × [Korlex AI system kit](https://factorio.kalzumeus.com/item/korlex-codex-mk04.md), 2 × [cDNA](https://factorio.kalzumeus.com/item/cdna.md), 1 × [Matrix metallopeptidases (MMPs)](https://factorio.kalzumeus.com/item/mmp.md), 1 × [Non conductive phazogen](https://factorio.kalzumeus.com/item/nonconductive-phazogen.md), 1 × [Enediynes](https://factorio.kalzumeus.com/item/enediyne.md), 8 × [Bioscaffold](https://factorio.kalzumeus.com/item/bio-scafold.md), 100 × [Pluripotent stem cells](https://factorio.kalzumeus.com/fluid/psc.md), 50 × [Gene transfer agent (GTA)](https://factorio.kalzumeus.com/fluid/gta.md) - Results: 5 × [Korlex MK 04](https://factorio.kalzumeus.com/item/korlex-mk04.md) - Made in: Bioprinter MK 01, Bioprinter MK 02, Bioprinter MK 03, Bioprinter MK 04 - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md) ### Korlex pup (`korlex-pup-4`) - 20 s · tier 8 · productivity modules allowed - Ingredients: 10 × [Tuuphra seeds](https://factorio.kalzumeus.com/item/tuuphra-seeds.md), 2 × [Korlex food](https://factorio.kalzumeus.com/item/korlex-food-01.md), 20 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md), 40 × [Ash](https://factorio.kalzumeus.com/item/ash.md), 5 × [Fish emulsion barrel](https://factorio.kalzumeus.com/item/fish-emulsion-barrel.md), 1 × [Bedding](https://factorio.kalzumeus.com/item/bedding.md), 2 × [Quality korlex food](https://factorio.kalzumeus.com/item/korlex-food-02.md) - Results: 25 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 12 × [Korlex pup](https://factorio.kalzumeus.com/item/korlex-pup.md) - Made in: Reproductive complex MK 01, Reproductive complex MK 02, Reproductive complex MK 03, Reproductive complex MK 04 - Unlocked by: [Korlex - Stage 4](https://factorio.kalzumeus.com/tech/korlex-mk04.md)