GM LT2 V-8 Engine

The LT2 is new eight-cylinder engine from General Motors that made its debut on the 2020 Chevrolet Corvette, also known as the mid-engine Corvette or Corvette C8.

Specifications

Type:	LT2 6.2L V8 VVT with direct injection and Active Fuel Management (cylinder deactivation)
Bore & stroke (in / mm):	4.06 x 3.62 / 103.25 x 92
Block Material:	A319-T7 cast aluminum with cast-in iron cylinder liners and nodular main bearing caps
Oiling System:	Dry sump-type (7.5-qt. capacity); includes oil-spray piston cooling
Oil Type:	Dexos 2 0W40 synthetic
Cylinder Head Material:	319-T7 cast aluminum
Combustion Chamber volume:	59cc
Compression Ratio:	11.5:1
Valvetrain:	Overhead valve, two valves per cylinder; dual-equal variable valve timing.
Valve Size (in / mm):	2.13 / 54 hollow (intake) & 1.59 / 40.4 sodium filled (exhaust)
Fuel Delivery:	Direct injection with Active Fuel Management: Max pressure: 2,175 psi (15 Mpa / 150 bar)
Firing Order:	1-8-7-2-6-5-4-3 (all cylinders); 1-7-6-4 (with deactivation)
Throttle body:	87mm single bore (electronic)
ECU:	GM E99 (32-bit processing)

Vehicle Applications

Model Year	Manufacturer	Brand	Model	Power – Horsepower / kW @ RPM	Torque – Pound-Feet / Nm @ RPM	Transmission
2020	General Motors	Chevrolet	Corvette	495 / 369 @ 6450*	470 / 637 @ 5150*	M1L 8-speed dual clutch (DCT)

* when equipped with performance exhaust

Engine Family

The LT2 engine belongs to GM’s fifth-generation Small Block V8 engine family. In fact, it will be an updated version of the LT1, and will therefore has much in common with the following GM Gen 5 Small Block engines: