Chevrolet Performance LS3 6.2L 376 C.I.D 525 HP Engine Assemblies 19435104

$5,644.00

Crate Engine, GM 6.2L, LS3, 525 HP, Internal Engine Balance, Aluminum Block and Heads, Each

Buy Chevrolet Performance LS3 6.2L 376 C.I.D 525 HP Engine Online

Chevrolet Performance’s LS376/525 (PN 19435104) is a Gen IV LS-series 6.2L (376 cu in) crate long-block built for serious naturally aspirated power. Based on the LS3, it’s upgraded with an aggressive ASA hydraulic-roller camshaft (.525 in lift, 226/236 duration, 110 LSA) to pull hard at higher rpm while keeping crisp throttle response and a classic lopey idle. The lightweight aluminum block uses six-bolt, cross-bolted main caps, and L92-style aluminum heads with 68cc chambers 6.2 ls3 engine for sale support a 10.7:1 compression ratio.

A 58x reluctor wheel and internal balance make it highly compatible with many modern GM swap components, and premium pump fuel is recommended; maximum recommended speed is 6,600 rpm. Rated at 525 hp at 6,200 rpm and 486 lb-ft at 5,200 rpm, it’s ideal for hot rods, track 5.3 liter long block cars, and off-road builds. Assembly ships without electronics, exhaust manifolds, or flexplate/flywheel; plan on a controller/tune and confirm oil-pan fitment.

Chevrolet Performance LS3 6.2L 376 C.I.D 525 HP Engine Assemblies

Chevrolet Performance LS3 6.2L 376 c.i.d. engine assemblies use an impressive 10.7:1 compression ratio to put out 525 hp at 6,200 rpm and 486 lbs.-ft. of torque at 5,200 rpm. They feature a cast aluminum block with a nodular iron crankshaft, powdered metal 6.2 ls engine hp 6.2 ls3 crate engine connecting rods, and hypereutectic pistons. The steel hydraulic roller camshaft has a .525 in. intake and .525 in. exhaust valve lift, with a 226 degree intake and 236 degree exhaust valve duration at .050 in. cam lift. These engine assemblies have revised cylinder heads featuring rectangular ports borrowed from the LS7 engine.

Overview

Brand: Chevrolet Performance
Manufacturer’s Part Number: 19435104
Part Type: Crate Engines
Product Line: Chevrolet Performance LS3 6.2L 376 C.I.D 525 HP Engine Assemblies
Summit Racing Part Number: NAL-19435104
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: Yes
Harmonic Balancer Included: Yes
Flexplate Included: No
Flywheel Included: No
Air Cleaner Included: No
Spark Plugs Included: Yes
Spark Plug Wires Included: Yes
Computer Included: No
Wiring Harness Included: No
Supercharger Included: No
Remanufactured: No
Quantity: Sold individually.

Assemblies also include:

* Ignition coil packs
* Spark plug wires
* Spark plugs
* Intake manifold
* Fuel injectors
* Throttle body
* Exhaust manifolds
* 14 in. flexplate
* Front timing cover
* Aluminum water pump
* Harmonic balancer
* Passenger side right hand dipstick and tube

Does this engine come with an ECU, wiring, or a controller kit?

No. This is a long-block assembly and does not include electronics (ECU/controller, harness, sensors). You’ll need the correct controller kit and/or tuning for your application.