ATK GM 365 LQ9 550HP LQ9-LB-1 Stage 1 Long Block Engine
ATK High Performance LQ9-LB-1 GM 365 LQ9 550 HP Stage 1 LB Specs
| Brand | ATK High Performance Engines |
| Engine Model | LQ9-LB-1 |
| Part Type | Crate Engines |
| Product Line | ATK High Performance GM 365 LQ9 550 HP Stage 1 Long Block Crate Engines |
| UPC | 653517518546 |
| Crate Engine Family | Chevy LS |
| Engine Displacement | 6.0L / 364 |
| Compression Ratio | 10.3:1 |
| Cylinder Head Material | Aluminum |
| Engine Block Material | Cast Iron |
| Assembled | Yes |
| Engine Balance | Internal |
| Cam Style | Hydraulic Roller, OE Roller |
| Rear Main Seal Style | 1-piece |
| Intake Manifold Included | No |
| Cylinder Heads Included | Yes |
| Carburetor Included | No |
| Throttle Body Included | No |
| Distributor Included | No |
| Oil Pan Included | No |
| Valve Covers Included | No |
| Timing Cover Included | No |
| Water Pump Included | No |
| Harmonic Balancer Included | No |
| Flexplate Included | No |
| Flywheel Included | No |
| Air Cleaner Included | No |
| Spark Plugs Included | No |
| Spark Plug Wires Included | No |
| Computer Included | No |
| Wiring Harness Included | No |
| Supercharger Included | No |
| Warranty Info | 1 Year |
ATK GM 365 Stage 1 Included:
- 100% Brand New ATK LQ9-LB-1 GM Gen III LS 6.0L LQ9 Iron Block Core
- ATK High-Performance Aluminum Cylinder Heads (Cathedral Port Style)
- Nodular Iron Crankshaft and Powdered Metal I-Beam Connecting Rods
- Hypereutectic Flat-Top Pistons and Performance Ring Pack (10.1:1 Compression)
- Hydraulic Roller Camshaft and LS High-Lift Lifters Assembly
- Heavy-Duty Timing Set, LS Sump Oil Pan, and Rear Cover
- Factory Style Valve Covers and Front Timing Cover Assembly
- Professional Clean-Room Assembly and Quality Control Verification
- Official ATK High Performance Engines Limited Warranty Card
- ATK High Performance Engines Installation Guide
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