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Chevrolet Performance LT4 6.2L Supercharged Wet Sump Crate Engines

Not Yet Reviewed

Chevrolet Performance LT4 6.2L supercharged wet sump crate engines are engineered for supremacy. These powerhouses are the heart of the Corvette Z06 and feature 1.7

Chevrolet Performance LT4 6.2L supercharged wet sump crate engines are engineered for supremacy. These powerhouses are the heart of the Corvette Z06 and feature 1.7L Eaton R1740 TVS superchargers spinning up to 20,000 rpm--enough to generate more than 9 lbs. of boost, along with big horsepower and torque. These LT4 long blocks have several unique features designed to support their higher output and the greater cylinder pressures created by forced induction. They include Rotocast A356 T-6 aluminum cylinder heads that are stronger and handle heat better than conventional castings, lightweight titanium intake valves, an

Chevrolet Performance LT4 6.2L supercharged wet sump crate engines are engineered for supremacy. These powerhouses are the heart of the Corvette Z06 and feature 1.7L Eaton R1740 TVS superchargers spinning up to 20,000 rpm--enough to generate more than 9 lbs. of boost, along with big horsepower and torque. These LT4 long blocks have several unique features designed to support their higher output and the greater cylinder pressures created by forced induction. They include Rotocast A356 T-6 aluminum cylinder heads that are stronger and handle heat better than conventional castings, lightweight titanium intake valves, and stronger forged aluminum pistons.

Technical specs:

* Engine type: Gen V small block V8
* Displacement: 376 c.i.d.
* Bore x stroke: 4.065 in. x 3.622 in.
* Block: Cast aluminum with 6-bolt, cross-bolted main caps
* Crankshaft: Forged steel
* Connecting rods: Forged powdered metal steel
* Pistons: Forged aluminum
* Compression ratio: 10.0:1
* Camshaft type: Hydraulic roller
* Valve lift: .492 in. intake/.551 in. exhaust
* Camshaft duration (at .050 in.): 189 degrees intake/223 degrees exhaust
* Cylinder heads: A356 T-6 Rotocast aluminum, as-cast with 65.5cc chambers
* Valve size: 2.130 in. intake/1.590 in. exhaust
* Recommended fuel: Premium pump
* Maximum recommended rpm: 6,600
* Please note: Assembly does not include any electronics