LT4

PARTS INTENDED FOR COMPETITION USE ONLY.
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PARTS INTENDED FOR COMPETITION USE ONLY.
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PROPOSITION 65 WARNING.
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PROPOSITION 65 WARNING.
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Supercharged power 

As the heart of the C7 Corvette Z06, the supercharged LT4 6.2L SC is the most powerful engine ever offered in a regular-production Chevrolet.

PART NO.  19368622

WhyBuy

650 HP @ 6400 RPM

WhyBuy

650 LB-FT @3600 RPM

Engineered for supremacy

The LT4 features a 1.7L Eaton R1740 TVS supercharger, which spins at up to 20,000 rpm. That’s enough to generate more than 9 pounds of boost and help produce 650 horsepower and 650 lb.-ft. of torque.

Connect & Cruise Powertrain System

Connect & Cruise Crate Powertrain Systems provide factory-matched engine-and-transmission combinations that include specially calibrated controllers and wire harnesses designed for retrofit installations in older vehicles.  

Project Cars

These passion projects were brought to life with a convenient Connect & Cruise Powertrain System.

1970 CAMARO RS

Classic muscle, modernized.

The uncompromising 650-hp LT4 and T56 Super Magnum 6-speed manual take the iconic street cred of a 1970 Camaro RS to a new level.

Installation Guides

Find everything from vital data about your engine’s capabilities to how to install it into your build.

LT4 Tech Specs

  • Part Number: 19368622
  • Engine Type: Direct Injection spark-ignition Gen-V Small-Block V-8
  • Displacement (cu. in.): 376 (6.2L)
  • Bore x Stroke (in.): 4.065 x 3.622 (103.25 x 92 mm)
  • Block: Cast aluminum with 6-bolt nodular iron main bearing caps
  • Crankshaft: Forged steel
  • Connecting Rods: Forged powdered-metal steel
  • Pistons: Forged aluminum
  • Camshaft Type: Hydraulic roller
  • Valve Lift (in.): .492 intake / .551 exhaust
  • Camshaft Duration (@0.050 in.): 189° intake / 223° exhaust
  • Cylinder Heads: A356-T6 rotocast aluminum; as cast with 65.5cc chambers
  • Valve Size (in): 2.130 intake / 1.590 exhaust
  • Compression Ratio: 10.0:1
  • Required Fuel: Premium pump
  • Maximum Recommended rpm: 6600

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Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.