Last Updated: May 28, 2012

ECOTEC 1.2L

Specifications

Notes

NO PHOTO

ECOTEC 1.4L (LUU)

Specifications

Notes

This engine acts as the power generator for the Chevrolet Volt and Opel Ampera

ECOTEC 1.4L Turbocharged (LUJ/LUV)

Specifications

Notes

Engine Family: FAMILY 0

ECOTEC 1.8L (LUW)

Specifications

Notes

ECOTEC 2.0L Turbocharged (LHU)

Specifications

Notes

Displacement: 1998cc

Compression Ratio: 9.2:1

Assembly Site: Spring Hill, Tennessee

Configuration: Dual Overhead Camshaft (4 valves per cylinder)

Horsepower:
220 hp @ 5300 rpm (Regal Turbo)
270 hp @ 5300 rpm (Regal GS)

Torque:
260 lb-ft @ 2000 rpm (Regal Turbo)
295 lb-ft @ 2400 rpm (Regal GS)

Features:
Continuously variable valve timing
Direct injection
Twin-scroll turbocharger

Engine Family: ECOTEC

The high-output LHU in the Regal GS is the replacement engine for the LNF in the former Cobalt SS. This is the engine that will power the upcoming Buick Verano Turbo as well.

ECOTEC 2.0L Turbocharged (LTG)

Specifications

Notes

Displacement: 1998cc

Compression Ratio: 9.2:1

Assembly Site: Spring Hill, Tennessee

Configuration: Dual Overhead Camshaft (4 valves per cylinder)

Horsepower/Application:
272 @ 5300 rpm (Cadillac ATS)

Torque:
260 lb-ft @ 2400 rpm (Cadillac ATS)

Features:
Continuously variable valve timing
Twin-scroll turbocharger
Direct injection
Forged steel crankshaft

ECOTEC 2.4L (LE5)

Specifications

Notes

Engine Family: ECOTEC

This variant of the 2.4L will be retiring in 2012 when the next generation Malibu launches. The LE9 variant is E85 capable. This is also the last ECOTEC 2.4L that does not have direct fuel injection.

ECOTEC 2.4L (LEA)

Specificaitons

Notes

Engine Family: ECOTEC

This is GM's bread-and-butter ECOTEC engine and the first non-boosted ECOTEC to sport direct injection, expect it to be phased out in favor of the 2.5-liter in the coming 2-3 years.

ECOTEC 2.4L (LUK)

Specificaitons

Notes

Displacement: 2384cc

Compression Ratio: 11.2:1

Assembly Site: Spring Hill, Tennessee

Configuration: Dual Overhead Camshafts (4 valves per cylinder)

Horsepower: 182 @ 6700 rpm

Torque: 172 lb-ft @ 4900 rpm

Applications: Buick LaCrosse eAssist, Buick Regal eAssist, Chevrolet Impala, Chevrolet Malibu Eco

Features:
Variable valve timing
Direct injection

Engine Family: ECOTEC

This is a special version of the ECOTEC 2.4L to be fitted with GM's BAS+ (eAssist) electrical drivetrain.

ECOTEC 2.5L (LCV)

Specificaitons

Notes

Displacement: 2457cc

Compression Ratio: 11.4:1

Assembly Site: Spring Hill, Tennessee

Configuration: Dual Overhead Camshafts (4 valves per cylinder)

Horsepower/Applications:
202 @ 6200 rpm (Cadillac ATS)
197 @ 6300 rpm (Chevrolet Malibu)
195 @ ???? rpm (2014 Chevrolet Impala)

Torque:
191 lb-ft @ 4400 rpm (Chevrolet Malibu)
190 lb-ft @ 4500 rpm (Cadillac ATS)
187 lb-ft @ ???? rpm (2014 Chevrolet Impala)

Features:
Direct injection
Variable valve timing
Forged steel crankshaft

3.0L SIDI V6 (LFW)

Specifications

Notes

Engine Family: HFV-6

This engine will be phased out of the North American market once the CTS is replaced.

3.6L V6 (LY7)

Specifications

Notes

Engine Family: HFV-6

Expect the LY7 to be phased out entirely once the last generation Malibu is phased out of production.

3.6L SIDI V6 (LLT)

Specifications

Notes

Displacement: 3564cc

Compression Ratio: 11.3:1

Assembly Site: Flint, Michigan

Configuration: Dual Overhead Camshaft (4 valves per cylinder)

Horsepower/Application:
281 @ 6300 rpm (Chevrolet Traverse LT)
288 @ 6300 rpm (Buick Enclave, Chevrolet Traverse LTZ, GMC Acadia)

Torque:
266 lb-ft @ 3400 rpm (Chevrolet Traverse LT)
270 lb-ft @ 3400 rpm (Buick Enclave, Chevrolet Traverse LTZ, GMC Acadia)

Features:
Variable Valve Timing
Direct injection

Engine Family: HFV-6

The first High-Feature V6 to get direct injection, which it got back in 2007 for the 2008 CTS.  It is now quickly phasing out in favor of the updated LFX. The Lambda products will be the last to use the LLT.

**Ward's 10 Best Engine: 2008**

3.6L DI V6 (LFX)

Specificaitons

Notes

Displacement: 3564cc

Compression Ratio: 11.5:1

Assembly Site: St. Catharines, Ontario / Flint, Michigan / Melbourne, Australia

Configuration: Dual Overhead Camshaft (4 valves per cylinder)

Horsepower/Application:
323 @ 6800 rpm (Chevrolet Camaro)
321 @ 6800 rpm (Cadillac ATS)
318 @ 6800 rpm (Cadillac CTS)
308 @ 6800 rpm (Cadillac SRX)
304 @ 6800 rpm (Cadillac XTS)
303 @ 6500 rpm (Buick LaCrosse)
303 @ 6800 rpm (2014 Chevrolet Impala)
302 @ 6800 rpm (Chevrolet Impala Police Package)
301 @ 6500 rpm (GMC Terrain)
301 @ 6700 rpm (Chevrolet Caprice PPV)
300 @ 6500 rpm (Chevrolet Impala)

Torque/Application:
278 lb-ft @ 4800 rpm (Chevrolet Camaro)
275 lb-ft @ 4900 rpm (Cadillac CTS)
274 lb-ft @ 4900 rpm (Cadillac ATS)
272 lb-ft @ 4800 rpm (GMC Terrain)
265 lb-ft @ 2400 rpm (Cadillac SRX)
265 lb-ft @ 4800 rpm (Chevrolet Caprice PPV)
264 lb-ft @ 5200 rpm (Cadillac XTS)
264 lb-ft @ 5300 rpm (Buick LaCrosse)
264 lb-ft @ 5300 rpm (2014 Chevrolet Impala)
262 lb-ft @ 5300 rpm (Chevrolet Impala, all variants)

Features:
Direct Injection
Variable valve timing
Integrated exhaust manifold
Composite intake manifold

Engine Family: HFV-6

The latest variant of the 3.6L, featuring a lighter weight design and higher power outputs.

6.0L Small Block V8 (L77)

Specifications

Notes

Displacement: 5967cc (364ci)

Compression Ratio: 10.4:1

Assembly Site: Silao, Mexico

Configuration: Overhead valve (2 valves per cylinder)

Horsepower: 355 @ 5300 rpm

Torque: 384 lb-ft @ 4400 rpm

Applications: Chevrolet Caprice PPV

Features: Active Fuel Management

Engine Family: GEN-IV

Yes, this is technically the Vortec 6.0L used in the trucks...and it is in a car.  They use this for the fuel economy and the addition of Active Fuel Management.

6.2L Small Block V8 (L99)

Specifications

Notes

Engine Family: GEN-IV

6.2L Small Block V8 (LS3)

Specifications

Notes

Displacement: 6162cc (376ci)

Assembly Site: St. Catharines, Ontario, Canada

Configuration: Overhead valve (2 valves per cylinder)

Horsepower/Application:
426 @ 5900 rpm (Camaro with manual)
430 @ 5900 rpm (Corvette)
436 @ 5900 rpm (Corvette GS)

Torque:
420 lb-ft @ 4600 rpm (Camaro with manual)
424 lb-ft @ 4600 rpm (Corvette)
428 lb-ft @ 4600 rpm (Corvette GS)

Features:
Dry sump oil system (GS)
Forged steel crankshaft
Forged connecting rods

Engine Family: GEN-IV

Successor to the well-known LS2 6.0L V8.

6.2L Supercharged Small Block V8 (LSA)

Specifications

Notes

Displacement: 6162cc (376ci)

Compression Ratio: 9.0:1

Assembly Site: Silao, Mexico

Configuration: Overhead valve (2 valves per cylinder)

Horsepower/Application:
580 @ 6000 rpm (Chevrolet Camaro ZL1)
556 @ 6100 rpm (Cadillac CTS-V)

Torque:
556 lb-ft @ 4200 rpm (Chevrolet Camaro ZL1)
551 lb-ft @ 3800 rpm (Cadillac CTS-V)

Features:
Supercharger with four-lobe rotors
Cast-iron exhaust manifold

Engine Family: GEN-IV

GM engineers created 370 different power simulations to optimize this engine. It has been validated beyond 100,000 miles and has accumulated more than 6,400 hours of dynometer testing. During testing, it was run more than 270 consecutive hours at wide-open throttle without a failure.

6.2L Supercharged Small Block V8 (LS9)

Specifications

Notes

Displacement: 6162cc (376ci)

Compression Ratio: 9.1:1

Assembly Site: Wixom, Michigan

Configuration: Overhead valve (2 valves per cylinder)

Horsepower: 638 @ 6500 rpm

Torque: 604 lb-ft @ 3800 rpm

Applications: Chevrolet Corvette ZR1

Features:
Forged aluminum pistons
Titanium connecting rods
Four-lobe supercharger
Dry sump-style oiling system

Engine Family: GEN-IV

The LS9 is the most powerful production engine GM has ever offered. It is assemblyed by a hand by a single engine building at GM's Performance Build Center.

7.0L Small Block V8 (LS7)

Specifications

Notes

Engine Family: GEN-IV

Like the LS9, the LS7 is hand-build at GM's Performance Build Center.

Truck Engines

Vortec 2.9L I-4 (LLV)

Specifications

Displacement: 2921cc

Compression Ratio: 10.0:1

Assembly Site: Tonawanda, New York

Configuration: Dual Overhead Camshaft (4 valves per cylinder).

Horsepower: 185 @ 5600 rpm

Torque: 190 lb-ft @ 2800 rpm

Applications: Chevrolet Colorado, GMC Canyon

Features: Variable Exhaust Valve Timing

Vortec 3.7L I-5 (LLR)

Specifications

Notes

Displacement: 3651cc

Compression Ratio: 10.0:1

Assembly Site: Flint, Michigan

Configuration: Dual Overhead Camshaft (4valves per cylinder).

Horsepower: 242 @ 5600 rpm
                         
Torque: 242 lb-ft @ 4600 rpm

Applications: Chevrolet Colorado, GMC Canyon

Features: Variable Exhaust Valve Timing

Vortec 4.3L V6 (LU3)

Specifications

Notes

Vortec 4.8L V8 (L20)

Specifications

Notes

Displacement: 4807cc

Compression Ratio: 8.8:1

Assembly Site: Romulus, Michigan

Configuration: Overhead Valve (2 valves per cylinder).

Horsepower/Application:
302 @ 5600 rpm (Chevrolet Silverado, GMC Sierra)
280 @ 5200 rpm (Chevrolet Express, GMC Savana)
260 @ 4600 rpm (Chevrolet Express, GMC Savana)

Torque:
305 lb-ft @ 3600 rpm (Chevrolet Silverado, GMC Sierra)
295 lb-ft @ 4600 rpm (Chevrolet Express, GMC Savana)

Features: Variable valve timing

Vortec 5.3L V8 (LMF)

Specifications

Notes

Vortec 5.3L V8 (LH9)

Specifications

Notes

Engine Family: GEN-IV

This is a non-AFM version of the 5.3L.

Vortec 5.3L V8 (LC9)

Specifications

Notes

Vortec 5.3L V8 (LMG)

Specifications

Notes

Vortec 6.0L V8 Hybrid (LZ1)

Specifications

Notes

Assembly Site: Silao, Mexico

Configuration: Overhead Valve (2 valves per cylinder)

Horsepower: 332 @ 5100 rpm

Torque: 367 lb-ft @ 4100 rpm

Applications: Chevrolet Tahoe Hybrid, Silverado Hybrid; GMC Yukon Hybrid; Sierra Hybrid; Cadillac Escalade Hybrid

Features:
Variable valve timing
Active Fuel Management

**Ward's 10 Best Engine: 2008**

Vortec 6.0L V8 (L96)

Specifications

Notes

Displacement: 5967cc

Compression Ratio: 9.7:1

Assembly Site: Silao, Mexico

Configuration: Overhead Valve (2 valves per cylinder).

Horsepower/Application:
360 @ 5400 rpm (Chevrolet Silverado HD, GMC Sierra HD)
352 @ 5400 rpm(Chevrolet Suburban, GMC Yukon XL)
324 @ 4800 rpm(Chevrolet Express, GMC Savana)
322 @ 4400 rpm (Chevrolet Silverado HD, GMC Sierra HD)

Torque:
382 lb-ft @ 4200 rpm (Chevrolet Suburban, GMC Yukon XL)
380 lb-ft @ 4200 rpm (Chevrolet Silverado HD, GMC Sierra HD)
373 lb-ft @ 4400 rpm (Chevrolet Express, GMC Savana)

Features: E85 Capable

Vortec 6.0L V8 (LC8)

Specifications

Notes

Vortec 6.2L V8 (L94)

Specifications

Notes

Vortec 6.2L V8 (L9H)

Specifications

Notes

Duramax 6.6L V8 Turbo Diesel (LGH)

Specifications

Notes

Duramax 6.6L V8 Turbo Diesel (LML)

Specifications

Notes

Displacement: 6599cc

Compression Ratio: 16.0:1

Assembly Site: Moraine, Ohio

Configuration: Overhead Valve (2 valves per cylinder).

Horsepower: 397 @ 3000 rpm

Torque: 765 lb-ft @ 1600 rpm

Applications: Chevrolet Silverado HD, GMC Sierra HD