EJCP.PARTS

GM 1.8 LUW

The new Generation III or Gen III engine entered production in Spring 2005. These engines replaced both the previous generation Ecotec engines as well as Daewoo's E-TEC 16V engines. These engines are manufactured at Szentgotthárd, Hungary, Bupyeoung, Korea, Toluca, Mexico and Yantai, PRC (SGM). In contrast to their predecessors, the Gen III engines feature lighter cast-iron blocks, as well as higher compression ratios. These engines also implement DCVCP (Double Continuous Variable Cam Phasing technology, a variant of VVT), piston cooling by oil jets, and an integrated catalytic converter. Non-turbocharged variants feature the TwinPort (Variable-length intake manifold) technology. The LDE engine meets Euro VI and KULEV emission standards. With the addition of secondary air injection to the LUW engine, the LWE achieves PZEV status. These engines like their DOHC predecessors feature bucket tappets in contrast to the roller finger followers found on GM's other 4-cylinder engines.[WIKI]

SIZES BLOCK MATERIAL HEAD MATERIAL CAM TYPE FUEL SYSTEM
1.8 CAST IRON ALUMINUM DOHC MPFI

ITEMS

BRACKETS EXHAUST MANIFOLD INTAKE MANIFOLD OIL PAN PISTON
SENSORS TIMING COVER TIMING SET VALVE COVER VALVE INFORMATION

LISTING TEMPLATES

SIZES COMPATABILITY NOTES
1.8 DOHC 08-09 ASTRA 2H0
MT
1.8 DOHC 08-09 ASTRA 2H0
AT
1.8 DOHC 11-15 CRUZE
12-15 SONIC
MT
LUW NON AIR INJECTION
1.8 DOHC 11-15 CRUZE
12-15 SONIC
AT
LUW NON AIR INJECTION
1.8 DOHC 13-14 TRAX
1.8 DOHC 13-16 CRUZE
16 CRUZE LIMITED
13-18 SONIC
LWE AIR INJ
1.8 DOHC 16 CRUZE LIMITED
16-18 SONIC
MT
LUW NON AIR INJECTION
1.8 DOHC 16 CRUZE LIMITED
16-18 SONIC
AT
LUW NON AIR INJECTION

VALVE INFORMATION

MAKE MODEL YEAR RANGE
CHEVROLET SONIC 2012-2016
CHEVROLET CRUZE 2011-2016
TYPE HEAD DIAMETER STEM DIAMETER O.A.L. GROOVES LOCATION
EXHAUST 27.5 4.95 101.9 3 *GM18AU
INTAKE 31.2 4.97 102.5 3 *GM18AU

BRACKETS

AC BRACKET

EXHAUST MANIFOLD

08-09 ASTRA
INTEGRAL CAT

11-16 CRUZE
12-18 SONIC
13-14 TRAX
W/O AIR
INTEGRAL CAT

13-16 CRUZE
13-18 SONIC
W/ AIR
INTEGRAL CAT

INTAKE MANIFOLD

08-09 ASTRA

11-16 CRUZE
12-18 SONIC

13-14 TRAX

OIL PAN

08-09 ASTRA

11-16 CRUZE
12-18 SONIC
MT
W/O OIL LEVEL SENSOR

11-16 CRUZE
12-18 SONIC
AT
W/ OIL LEVEL SENSOR

12-18 SONIC
AT
W/O OIL LEVEL SENSOR

13-14 TRAX

SENSORS

CAMSHAFT SENSOR
08-09 ASTRA

CRANK SENSOR
08-09 ASTRA

CRANKSHAFT SENSOR
11-15 CRUZE
16 CRUZE LIMITED
12-18 SONIC

EXHAUST CAMSHAFT POSITION SENSOR

INTAKE CAMSHAFT POSITION SENSOR

TIMING GEAR

INTAKE TIMING GEAR
W/ VVT
FLANGE AT FRONT

THROTTLE BODY

08-09 ASTRA

11-15 CRUZE
16 CRUZE LIMITED
12-18 SONIC
13-14 TRAX
WITH LARGE PORT