Chevrolet Performance LS3 525 HP Crate Engines 19434648

Overview

Chevrolet Performance LS3 525 HP Crate Engines

Chevrolet Performance LS3 525 hp long block crate engines blend the racing-derived ASA camshaft with the LS3 6.2L production engine to create a serious contender – delivering 525 horsepower at 6,300 rpm and 489 lb.-ft. of torque at 4,400 rpm. The ASA camshaft is a proven, power-building component that has been successful in the high-rpm world of circle track racing. Front accessories, exhaust manifolds, and flywheel or flexplate must be obtained separate, along with the engine controller kit.

Specifications:

* Power: 525 hp at 6300 rpm, 489 ft. lbs. of torque at 4400 RPM

* Displacement: 376 c.i.d., 6.2L

* Bore and stroke: 4.060 in. x 3.620 in.

* Compression ratio: 10.7:1

* Recommended fuel: 92 octane

* Cast aluminum block with 6-bolt cross-bolted main caps

* Nodular iron crankshaft

* Powdered metal steel connecting rods

* Hypereutectic aluminum pistons

* Hydraulic roller tappet camshaft

* Cam lift: 0.525 in. intake / 0.525 in. exhaust

* Cam duration at 0.050 in.: 226 degree intake / 236 degree exhaust

* Lobe separation angle: 110 degree

* Aluminum L92 cylinder heads

* Combustion chamber volume: 68cc

* Valves: 2.165 in. intake/ 1.590 in. exhaust

* Cast roller trunnion 1.7:1 ratio rocker arms

* Internal balance

* Includes a 58-tooth reluctor wheel

* Maximum recommended rpm: 6,600

Engine Includes:

* Oil pump, pick-up, and oil pan

* Harmonic balancer

* Front timing cover

* Oil filter

* Passenger side oil dipstick and tube

Warranty