LS Fuel Injector Adapter Guide | LS1 LS2 LS3 Truck Intake Manifold Compatibility

Confused by all the options for Fuel Injectors on your build? Catch up with Alan as he talks about the differences in fuel injectors, how to measure them, and how you can use ICT Billet spacers to make the perfect fuel rail setup for your build.

0:00 Intro to Fuel Injector
0:42 Fuel Injector Length
2:20 Injector Adapters
4:00 O Rings & Spacers
6:18 Dummy Fuel Injector
6:52 Injector Connectors
8:17 Removing Intake Caps
9:11 Final Thoughts

#fuelinjectors #LSswap #lsswapguide

Looking for the right ICT Billet fuel injector adapters for your LS intake manifold swap? Here’s the complete fitment chart: View the chart online https://www.ictbillet.com/pages/auto-...

Fuel Injector Height → Intake Manifold → ICT Part #

LS1 → LS2 → 551307-047
LS1 → LS3 → 551307-105
LS1 → Truck → 551307-068
LS2 → LS1 → 551287-LS-047
LS2 → LS3 → 551307-058
LS2 → Truck → 551307-022
LS3 → LS1 → 551348
LS3 → LS2 → 551287-LS-058
LS3 → Truck → 551287-LS-036
Truck → LS1 → 551371
Truck → LS2 → 551287-LS-022
Truck → LS3 → 551307-037

Injector Height Style and RPO Codes Covered
LS1 Height: LS1, LS6
LS2 Height: LS2, L59, LMG
LS3 Height: LS3, LS4, LS7, LS9, LSA, L76, L77, L94, L99, L9H
Truck Height: L20, L33, L92, L96, L98, LC8, LC9, LFA, LH6, LH8, LM2, LM7, LQ4, LQ9, LR4, LY2, LY5, LY6, LZ1

Note - injector height can vary by production year.
Always measure your injector height first