Brand:
ATK High Performance Engines
Manufacturer's Part Number:
LQ4-LB-1
Part Type:
Crate Engines
Product Line:
ATK High Performance GM 365 LQ4 550 HP Stage 1 Long Block Crate Engines
UPC:
653517546105
Crate Engine Family:
Chevy LS
Actual Engine Displacement:
6.0L/364
Crate Engine Cylinder Head Material:
Aluminum
Engine Block Material:
Cast iron
Advertised Compression Ratio:
10.3:1
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
Remanufactured:
Yes
Quantity:
Sold individually.
ATK High Performance GM 365 LQ4 550 HP Stage 1 Long Block Crate Engines
ATK High Performance GM 365 LQ4 550 hp Stage 1 long block crate engines offer streetable horsepower producing big mid- to upper-end power with a noticeable idle. ATK Stage 1 or base engines are designed for those that may have their own component parts already, and who also are interested in completing out the build themselves.
Typically ATK GM 365 LQ4 550 hp base engines consist of:
* 6.0L iron LQ4 Gen III block
* ATK reground crankshaft
* Forged I-beam connecting rods
* Forged pistons
* Chromoly piston rings
* Hydraulic roller camshaft
* Performance aluminum cylinder heads
* OE rocker arms with trunnion upgrade
* Timing set
