Cadillac Engines

Here you will find a comprehensive guide of Cadillac engines. This guide will be updated on a regular basis and is a continuous work-in-progress.

If you notice any omissions or inaccuracies, please let us know here.

Current Engines

2.5L Ecotec I-4 LCV

2013 Ecotec 2.5L I-4 VVT DI (LCV) for Cadillac ATS

  • Engine family: Ecotec
  • Displacement: 2457 cc
  • Layout and cylinder count: I-4
  • Configuration: DOHC
  • Aspiration: natural
  • Applications: ATS Sedan
  • GM RPO Code: LCV
  • Cadillac 2.5L I-4 LCV details

2.0L Ecotec Turbo I-4 LTG

  • Engine family: Ecotec
  • Displacement: 1998 cc
  • Layout and cylinder count: I-4
  • Configuration: DOHC
  • Aspiration: turbocharged
  • Applications: ATS, CTS, CT6, XT5
  • GM RPO Code: LTG
  • Cadillac 2.0L Turbo I-4 LTG details

3.6L V-6 LFX (Last-Gen)

2012 GM 3.6L V-6 VVT DI (LFX) for Cadillac SRX

  • Engine family: DOHC V6 Gen 3
  • Displacement: 3564 cc
  • Layout and cylinder count: V-6
  • Configuration: DOHC
  • Aspiration: natural
  • Application: XTS, SRX
  • GM RPO Code: LFX
  • Cadillac 3.6L V-6 LFX details

3.6L V-6 LGX (New Gen)

GM 3.6 V6 LGX

  • Engine family: DOHC V6 Gen 4
  • Displacement: 3564 cc
  • Layout and cylinder count: V-6
  • Configuration: DOHC
  • Aspiration: natural
  • Application: ATS, CTS, CT6, XT5
  • GM RPO Code: LGX
  • Cadillac 3.6L V-6 LGX details

3.0L Twin Turbo V-6 LGW

GM 3.0L Twin Turbo V6 LGW

  • Engine family: DOHC V6 Gen 4
  • Displacement: 2990 cc
  • Layout and cylinder count: V-6
  • Configuration: DOHC
  • Aspiration: turbocharged
  • Application: CT6
  • GM RPO Code: LGW
  • Cadillac 3.0L V-6 LGW details

3.6L Twin Turbo V-6 LF3

GM 3.6 Liter Twin Turbo V6 LF3 Engine 4

  • Engine family: DOHC V6 Gen 3
  • Displacement: 3564 cc
  • Layout and cylinder count: V-6
  • Configuration: DOHC
  • Aspiration: turbocharged
  • Application: XTS V-Sport
  • GM RPO Code: LF3
  • Cadillac 3.6L V-6 LF3 details

3.6L Twin Turbo V-6 LF4

General Motors 3.6L Twin Turbo V-6 LF4 Cadillac ATS-V 001

  • Engine family: DOHC V6 Gen 3
  • Displacement: 3564 cc
  • Layout and cylinder count: V-6
  • Configuration: DOHC
  • Aspiration: turbocharged
  • Application: ATS-V
  • GM RPO Code: LF4
  • Cadillac 3.6L V-6 LF4 details

6.2L V-8 L86

GM 6.2L V8 EcoTec3 L86 Engine 1

  • Engine family: GM Small Block Gen 5 (EcoTec3)
  • Displacement: 6162 cc
  • Layout and cylinder count: V-8
  • Configuration: OHV
  • Aspiration: natural
  • Application: Escalade
  • GM RPO Code: L86
  • Cadillac 6.2L V-8 L86 details

6.2L Supercharged V-8 LT4

2016 "LT4" 6.2L V-8 AFM VVT DI SC (LT4) for Cadillac CTS-V

  • Engine family: GM Small Block Gen 5
  • Displacement: 6162 cc
  • Layout and cylinder count: V-8
  • Configuration: OHV
  • Aspiration: supercharged
  • Application: CTS-V
  • GM RPO Code: LT4
  • Cadillac 6.2L V-8 LT4 details
Future Engines

4.2L Twin-Turbo V-8

Photo-Coming-Soon

  • Engine family: all-new
  • Displacement: 4.2L
  • Layout and cylinder count: V-8
  • Configuration: DOHC
  • Aspiration: turbocharged
  • GM RPO Code: currently unknown
  • Cadillac 4.2L Twin Turbo V-8 details
Previous Engines

This section is currently under construction.

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