6.2L V8 LT4 News

LT4 is a supercharged eight-cylinder GM engine. This page displays news, pictures, videos, reviews, gossip and more for the GM LT4 engine.

2016 Cadillac CTS-V vs. BMW M5 vs. Mercedes-Benz E63 AMG: Specs Comparison

The third-gen CTS-V is the most powerful, the lightest, and has the highest top speed. But it's not as quick as the Benz off the line.

2016 Cadillac CTS-V Aims To Leapfrog Rivals With 640 HP, Tech, Killer Looks

Make 'em an offer they can't refuse.

2016 Cadillac CTS-V To Have 640 Horsepower?

Like the outgoing model, the 2016 Cadillac CTS-V Sedan is expected to be supercharged.

To Overcome The Z06’s Power-Robbing ECU, ‘Just Break It In’ Says Chevy: Follow-Up

Break-in is the solution for the the C7 Z06 "power dilution".

‘High Tech Corvette’ Measures 2015 Z06 At 572 RWHP: Video

We'd previously reported 585 HP at the wheels. Sometimes, it helps to wait for all the numbers to come in.

Move Along, Just A New Z06 Breaking-In: Video

These guys couldn't even wait until they had left the dealership...

2015 Corvette Z06 Horsepower Low-Balled?

Vengeance Racing dyno-tested their Z06 at 585 RWHP. That's about 32 more than normally anticipated...

A Look At Chevrolet’s LT4 And LS7 Small Block Engines: Video

They may be both small and blocky, but the LT4 and LS7 have some major differences.

The 2015 Corvette Z06 Is 5 Seconds Faster Around GM’s Test Track Than The Camaro Z/28

The Camaro posts an awe-inspiring 1 minute, 53 second lap around GM's Milford Road Course. The Z06 with Z07 package? 1 minute, 48 seconds.

2015 Corvette Z06 To Achieve 23 MPG Highway, 13 MPG City

That's a combined rating of 16 MPG.

2015 Corvette Z06 Will Hit 60 MPH Faster Than It Takes You To Read This Title

Tick, tick, tick, tick, tick.

2015 Corvette Z06 Teases Engine Sound: Video

Louder!

You Can Still Build The Engine For Your 2015 Corvette Z06 Engine, But Only In Bowling Green

Customers will not be able to build their LT4 if it's built at General Motors Tonawanda plant.

2015 Corvette Z06 Engines To Be Built In Tonawanda, Bowling Green

Some are expected to be hand-assembled. Some won't.

2015 Corvette Z06: 650 Horsepower, 650 Pound-Feet Of Torque

Oh, you thought the C6 ZR1 was powerful?

Next Generation Cadillac CTS-V To Have More Than 560 Horsepower On Tap

It will be hungry for M5s.

2015 Corvette Z06: Because The C7.R Is Not For Sale

All other supercars, weigh your worth.

2015 Corvette Z06 Photos Leak, Strikes Fear In The Hearts Of Other Exotics

Turn it up to 11.

Is THIS The 2015 Corvette C7 Z06’s Supercharged V8?

We can hear the supercharger whine from here.

GM Trademarks LT5, LTX Engine Names

We don't think it's for the sake of selling shirts.

Chevy Camaro To Receive Supercharged “LT4” V8 Engine By 2015, Will Be More Powerful Than ZL1

Is this paving the way for the Z28?

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