Boost Ready® 408 Engine
Boost Ready® 408
6.0L LQ4 Engine | Ideal for 900 HP builds
Up your ante with a 6.0 LQ4 bored to 408 ci, this engine features a forged 4.0” stroke 4340 steel crank, 6.125” forged 4340 I-beam rods, Power Pack pistons, and LS9 head gaskets. Choose stock Cathedral or LS3-style rectangle port heads, with optional ported upgrades. Equipped with a CHE trunnion kit, high-volume Melling M365 oil pump, factory timing cover, and truck oil pan, it’s rated for turbo or supercharger setups up to 900 HP. Custom tuning is required, and backed by a 12 months warranty.
