LY6 416ci 550-600hp Stroker Crate Engine GM Truck $14,499 - This LY6 crate engine makes max power and torque with a hydraulic cam which is very street able but also gives you the sound you are looking for!! Peak Horsepower: 550-600bhp @ 6700 rpm Peak Torque: 570-600lb/ft @ 5000 rpm Compression Ratio: 11:1 Operating Range: 2600 – 6700rpm Required Fuel: 91+ Octane Pump Gasoline LY6 416ci 550-600hp Stroker Crate Engine GM Truck quantity Add to cart Categories: LSx Complete Engines, LSx Crate Engines ENGINE SPECIFICATIONS BLOCK SPECIFICATIONS Block: GM LY6 Cast Iron Block Zero Decked Bored 4.030” Honed with Torque Plates and Pressure Washed New Durabond Cam Bearings Installed Line Honed ARP Main Studs Pistons: Mahle Forged pistons with Anti-Friction Coating Bearings: King H-Series Main and Rod Bearings Lifters: BTR Billet Hydraulic Roller Covers: Oil Pan (GM Truck or Holley LS Swap) GM Timing Cover GM Rear Cover Motion Race Works Billet Lifter Valley Cover GM Valve Covers Damper: GM Factory Damper ARP Damper Bolt Crank: Callies Comp Star 4340 Forged Steel 4.000” stroke Internally Balanced Front and Rear Rods: Callies Comp Star Forged Steel H-Beam 6.125” Length Rings: Mahle Plasma Moly Camshaft: BTR Billet Hydraulic Roller Timing Sets: Cloyes Billet Roller with C5R Chain Oil Delivery: Melling Select Performance High Volume GM Pick Up Tube GM Windage Tray Gaskets: Cometic MLS Head Gaskets GM Cover Gaskets CYLINDER HEAD SPECIFICATIONS Type: Golen Aftermarket LS Aluminum CNC Ported Three angle performance valve job Intake Valves: REV Stainless Steel 2.16” Exhaust Valves: REV Stainless Steel 1.6” Head Bolts: ARP Performance Intake System: GM Factory Truck LS3 Intake (Intake Options Available) 92mm Billet Throttle Body (DBW Option) Bosch 52lb Uscar Fuel Injectors GM Factory Fuel Rails Combustion Chamber: 70cc Flow: 380CFM @ .600” Lift Spring Kit: BTR Polished Double Valve Spring Light Weight Titanium Retainers and Hardened Locks Rocker Arms: GM Factory 1.7 Ratio with BTR Trunion Upgrade Installed Pushrods: Smith Brothers 5/16 .083” Wall Hardened Ignition System: NGK Spark Plugs Dyno Test Service: Run Engine for Full Break In and Power Test 2 Oil Changes using Lucas Break In Oil Graphs Listing HP, Torque and all Engine Vitals