L83/L86 - Gen 5 Engine to Gen 4 ECM Conversion Kit
LT Gen 5 to LS Gen 4 Engine Conversion Kit
All the parts you need to run your LT as an LS engine. Even allows you to be able to run a carburetor setup, for the ultimate ease of installation.
- Run your LT Gen 5 engine with a LS Gen 4 ECM
- Simplify your build with this easy conversion kit. It allows the use of the plentiful, great condition LT engines in the salvage yard without the complexity of the LT ECM and direct injection
- Includes all the wiring adapters to convert your LT Gen 5 sensors to LS
- Wiring and aluminum parts are made in Wichita, Kansas
Includes: (call us to switch any of the below parts for your correct engine rpo code)
- 551168 valley cover (for L83, L86)
- Call to substitute for LT2 or 2019+ vehicles
- 551166 sensor block for valley cover
- 551965-PLUG internal high pressure fuel pump, bore plug
- 551152 cover for HPFP (if retaining your factory valley cover)
-
551333-L83 7.5mm dummy fuel injector kit (for 2014-2018 - LT1, LT4, L83, L86, L8B)
- Call to substitute 6mm dummy injectors
-
551347-LT-LS3 intake adapter to LS rectangle port
- Call to substitute to LS cathedral port
- WACKP41-6 crank sensor adapter
- WACAM41-6 cam sensor adapter
- WACTS40-6 coolant sensor adapter
Other parts may be required
- DFM Plugs required if using L82, L84 engine
- LT exhaust manifolds
- LT engine mounts
- LT flexplate/flywheel
Product Information
Product Information
Shipping & Returns
Shipping & Returns










L83/L86 - Gen 5 Engine to Gen 4 ECM Conversion Kit
L83/L86 - Gen 5 Engine to Gen 4 ECM Conversion Kit
LT Gen 5 to LS Gen 4 Engine Conversion Kit
All the parts you need to run your LT as an LS engine. Even allows you to be able to run a carburetor setup, for the ultimate ease of installation.
- Run your LT Gen 5 engine with a LS Gen 4 ECM
- Simplify your build with this easy conversion kit. It allows the use of the plentiful, great condition LT engines in the salvage yard without the complexity of the LT ECM and direct injection
- Includes all the wiring adapters to convert your LT Gen 5 sensors to LS
- Wiring and aluminum parts are made in Wichita, Kansas
Includes: (call us to switch any of the below parts for your correct engine rpo code)
- 551168 valley cover (for L83, L86)
- Call to substitute for LT2 or 2019+ vehicles
- 551166 sensor block for valley cover
- 551965-PLUG internal high pressure fuel pump, bore plug
- 551152 cover for HPFP (if retaining your factory valley cover)
-
551333-L83 7.5mm dummy fuel injector kit (for 2014-2018 - LT1, LT4, L83, L86, L8B)
- Call to substitute 6mm dummy injectors
-
551347-LT-LS3 intake adapter to LS rectangle port
- Call to substitute to LS cathedral port
- WACKP41-6 crank sensor adapter
- WACAM41-6 cam sensor adapter
- WACTS40-6 coolant sensor adapter
Other parts may be required
- DFM Plugs required if using L82, L84 engine
- LT exhaust manifolds
- LT engine mounts
- LT flexplate/flywheel
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
LT Gen 5 to LS Gen 4 Engine Conversion Kit
All the parts you need to run your LT as an LS engine. Even allows you to be able to run a carburetor setup, for the ultimate ease of installation.
- Run your LT Gen 5 engine with a LS Gen 4 ECM
- Simplify your build with this easy conversion kit. It allows the use of the plentiful, great condition LT engines in the salvage yard without the complexity of the LT ECM and direct injection
- Includes all the wiring adapters to convert your LT Gen 5 sensors to LS
- Wiring and aluminum parts are made in Wichita, Kansas
Includes: (call us to switch any of the below parts for your correct engine rpo code)
- 551168 valley cover (for L83, L86)
- Call to substitute for LT2 or 2019+ vehicles
- 551166 sensor block for valley cover
- 551965-PLUG internal high pressure fuel pump, bore plug
- 551152 cover for HPFP (if retaining your factory valley cover)
-
551333-L83 7.5mm dummy fuel injector kit (for 2014-2018 - LT1, LT4, L83, L86, L8B)
- Call to substitute 6mm dummy injectors
-
551347-LT-LS3 intake adapter to LS rectangle port
- Call to substitute to LS cathedral port
- WACKP41-6 crank sensor adapter
- WACAM41-6 cam sensor adapter
- WACTS40-6 coolant sensor adapter
Other parts may be required
- DFM Plugs required if using L82, L84 engine
- LT exhaust manifolds
- LT engine mounts
- LT flexplate/flywheel
























