Buy Power Crate Engines GMLS9012 Online

Experience the legendary performance of the Power Crate Engines GMLS9012, the definitive Chevrolet Performance LS3 6.2L long block designed for ultimate reliability and raw power. Whether you are upgrading your marine vessel or a custom project, this 430 HP beast delivers smooth, consistent torque and modern EFI efficiency. Power Crate Engines GMLS9012 Order today from Electrical Marine Solutions and dominate the water with unmatched performance.

When it comes to power and durability, the Power Crate Engines GMLS9012 stands in a league of its own. Power Crate Engines GMLS9012 This 6.2 LS3 crate engine is the same powerhouse found in the C6 Corvette, now refined into a fully dressed long block that is ready to breathe new life into your machine.

Unlike a standard 6.0 LS engine, the LS3 6.2 crate engine utilizes high-flow rectangular-port cylinder heads and a high-revving valvetrain to produce 430 horsepower and 425 lb-ft of torque right out of the box. At Electrical Marine Solutions,Power Crate Engines GMLS9012, we understand that reliability is just as important as speed. Power Crate Engines GMLS9012 That is why this 6.2 engine is built with a sturdy aluminum block and a nodular iron crankshaft, ensuring it can handle high-stress environments without breaking a sweat.

Choosing the 6.2 LS engine means choosing a platform with massive aftermarket support and proven longevity. It solves the problem of underpowered, aging engines by providing a modern, fuel-injected solution that is easy to install and even easier to maintain. Transform your experience with a “plug-and-play” powerhouse that doesn’t compromise.

Overview

Brand: LS Classic
Manufacturer’s Part Number: GMLS9012
Part Type: Crate Engines
Product Line: LS Classic Series Tri-Power Crate Engines
Summit Racing Part Number: LSS-GMLS9012
UPC: 847087045360
Crate Engine Family: Chevy LS
Actual Engine Displacement: 6.2L/376
Crate Engine Cylinder Head Material: Aluminum
Engine Block Material: Aluminum
Advertised Compression Ratio: 10.7:1
Assembled: Yes
Engine Balance: Internal
Cam Style: Hydraulic roller, OE roller
Rear Main Seal Style: 1-piece
Intake Manifold Included: Yes
Intake Manifold Style: Fuel Injection
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: Yes
Distributor Included: No
Oil Pan Included: Yes
Valve Covers Included: Yes
Timing Cover Included: Yes
Water Pump Included: No
Harmonic Balancer Included: Yes
Flexplate Included: Yes
Flywheel Included: No
Air Cleaner Included: Yes
Spark Plugs Included: Yes
Spark Plug Wires Included: No
Computer Included: Yes
Wiring Harness Included: Yes
Supercharger Included: No
Remanufactured: No
Quantity: Sold individually.
Special Attention: Engine is painted orange and includes chrome-plated Big Block Chevy-style valve covers and chrome air cleaner. Valve covers don’t have provisions for mounting ignition coils; remote mounting is required. Installation may require a different oil pan to fit your application. Check dimensions to verify. The engine doesn’t include a starter, water pump, or front accessory drive. The engine harness requires installation.

LS Classic Series Tri-Power Crate Engines

LS Classic Series Tri-Power crate engines come with the complete line of LS Classic Series components pre-installed and ready to drop into your classic ride. These crate engines start with a brand new, GM 495 hp “Hot Cam” LS3 right out of the box. They are then painted orange or left natural, and are assembled with an LS Classic Series vi,ntage-inspired Tri-Power intake kit with dual throttle bodies, chrome air cleaner, billet aluminum valley pan, and big block Chevy-style valve covers of your choice. These packages include a Holley Dominator engine management system and wiring harness with a GM electronic transmission controller. Once completely assembled, the Holley ECU is loaded with a start-up tune, and the engines are run to check for leaks and oil pressure. Pricing varies depending on the engine’s options.

Specifications include:

Compression ratio of 10.7:1
Recommended fuel is 92 octane
Cast-aluminum block with 6-bolt cross-bolted main caps
Nodular iron crankshaft
Powdered metal connecting rods
Hypereutectic aluminum pistons
Steel hydraulic roller tappet camshaft
Valve lift of 0.525 in. for intake and exhaust
Duration at 0.050 in. is 219 degrees intake and 228 degrees exhaust
Lobe separation angle is 112 degrees
Combustion chamber volume is 68cc
Valve diameter is 2.165 in. for the intake and 1.590 in. forthe exhaust
Cast roller trunnion rocker arms with a 1.7:1 ratio
Internally balanced
58x Gen IV reluctor wheel
Maximum recommended rpm is 6,600
Recommended torque converter stall is 2,400-2,800

Engines include:

Fully assembled long block
Holley Dominator engine management system with O2 sensor and transmission control
Tri-Power intake system with chrome air cleaner, dual GM throttle bodies, and injectors
Oil pump, pick-u,p anCamaro-stylele oil pan
Billet aluminum valley plate with integral breather
Intake manifold, fuel injectors and throttle body
Harmonic balancer
Front timing cover
Oil filte,d passenger side oil dipstick, and tube
High-performance rear dump exhaust manifolds
14.000 in. automatic transmission flexplate

Benefits / Why Choose This Product

The Power Crate Engines GMLS9012 is the “Goldilocks” of the LS family—more powerful than the 6.0 LS engine and more affordable than the supercharged variants. By choosing this Chevrolet Performance LS3 6.2L 376 C.I.D 430 HP Fully Dressed Long Block Crate Engine, you are investing in:

Peace of Mind: Genuine Chevrolet engineering ensures global parts availability.
Superior Power-to-Weight: The aluminum construction offers a significant weight advantage over iron-block alternatives.
Durability: Built to withstand the rigors of high-performance use with a deep-skirt block design.

FAQs Section

Is the GMLS9012 compatible with my existing LS wiring harness?
Yes, the LS3 platform is highly compatible with most 58X electronic control modules and aftermarket harnesses.

Does this engine come with a warranty?
All our Power Crate Engines come with a manufacturer-backed limited warranty. Contact us at Electrical Marine Solutions for specific coverage details.

Can I use this engine in a saltwater marine environment?
Yes, however, proper marine-grade cooling systems and exhaust manifolds (sold separately) must be installed to ensure longevity in marine applications.

Conversion Elements

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