ATK HP93 Chevy LQ4 6.0L Base Engine 460HP

Item #31973

HP93 ATK Chevrolet 6.0 H.P. 01-07 Engine Long Block

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This item ships directly from the manufacturer and is not available for store pickup.

Orders placed for this item cannot be canceled or changed.

Details

ATK HP93 Chevy LQ4 6.0LBase Engine, or Stage 1 Engine, is designed for those that may have their own component parts already and who also are interested in completing out the build themselves. A GM base engine typically consists of the following: Short Block, Camshaft, Timing set, Cylinder heads, Valve covers, Timing cover, oil pan, oil pump & pick up tube.

Engine Specifications:

HP: 460

TQ: 470

Block: OE LQ4/6.0L Iron

Bore/Stroke: up to 4.040 x 3.622

Displacement (cu.in): up to 371

Crankshaft: OE GM 24 tooth reluctor wheel

Rods: OE powder metal

Pistons: Hypereutectic 9.51 compression

Rings: Moly

Camshaft: Hyd. Roller

Cam Specs: Custom performance grind

Timing Chain: OE single roller

Cylinder Heads: OE aluminum 71cc/210cc 2.00/1.55

Rocker Arms: OE 1.7 ratio

Oil Pump: Melling STD Volume

This engine was designed to be a performance upgrade for LS based vehicles or perfect for a 2001-2007 Chevy Truck LQ4 or LS swap in a hot rod. Expect big mid to upper end power, will have a noticeable idle. For optimal Performance you will need headers, chassis dyno tune and 36lb injectors. Your engine may not necessarily come with all components listed, but they are listed as our recommendations of parts to run for optimal performance.

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(1) ATK HP93 Chevy LQ4 6.0L Base Engine 460HP

Specifications

Engine Information:

• Oil: Conventional / Non Synthetic 10W30
• Oil Filter: Wix or K&N
• Timing: Set to factory specifications via PCM module (ECM TUNING REQUIRED).
• Spark Plug Gap: .040”
• Firing Order: 18726543
• Octane: 91+
• Stall Converter: 1800+
• Exhaust: 1 5/8 Headers
Notes: This engine replaces the 2001-2007 Chevy 6.0L LQ4 engine. ECM MUST BE TUNED, not doing so can damage the engine.

Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work in their application. Some modifications to the vehicle may be required using these and or other aftermarket parts. . ATK reserves the right to substitute parts used in engines if necessary.

Warranty

2 Year Manufacturer Warranty

Accessories

Recommended Components:

• Flexplate/Flywheel: Stock internally balanced
• Balancer: Stock internally balanced/per application
• Intake Manifold: Stock EFI intake
• Water Pump: Per application
• Fuel Pump: Stock electric
• Fuel Injectors: 36lb injectors
• Spark Plugs: NGK #3186
• Spark Plug Wires: Factory

SHIPPING AND CORE INSTRUCTIONS

Shipping is free and lift gate will be provided.

You will receive warranty information and how to return the core in the mail direct from ATK separate from the delivery of the engine.

Core Pickup Request