194+ 2003 Chevrolet Cavalier Engine & Drivetrain LS Parts

LS · Engine & Drivetrain (184 products)

Exact-fit parts for the 2003 Chevrolet Cavalier LS.

MAHLE Original Chevrolet Captiva Sport 12 Timing Cover Set

Victor Reinz

Part # JV5068

Confirmed Fit

MAHLE Original Chevrolet Captiva Sport 12 Timing Cover Set

$47.31

Fel-Pro

Part # ES71282

Confirmed Fit

Fel-Pro Chevrolet Equinox Engine Water Pump Installation Kit

$17.61

Fel-Pro

Part # TOS18716

Confirmed Fit

Fel-Pro Chevrolet Malibu TOS 18716 Automatic Transmission Valve Body Cover Gasket

$44.13

Cometic Chevrolet 2.2L TK4 93mm .036in MLS Head Gasket

Cometic Gasket

Part # C5915-036

Confirmed Fit

Cometic Chevrolet 2.2L TK4 93mm .036in MLS Head Gasket

$111.49

Fel-Pro

Part # SS71198

Confirmed Fit

Fel-Pro Chevrolet Equinox SS 71198 Engine Valve Stem Oil Seal Set

$24.09

Cometic Chevy 2.2L / 2.2L TK4 93mm .030in MLS Head Gasket

Cometic Gasket

Part # C5915-030

Confirmed Fit

Cometic Chevy 2.2L / 2.2L TK4 93mm .030in MLS Head Gasket

$111.49

Clevite

Part # CB1827H

Confirmed Fit

Clevite Chevrolet 4 2.2L DOHC 2000-06 Ecotec Engine Con Rod Bearing Set

$33.92

MAHLE Original Buick Lacrosse 10 Cylinder Head Bolts

Victor Reinz

Part # GS33434

Confirmed Fit

MAHLE Original Buick Lacrosse 10 Cylinder Head Bolts

$116.20

Nitrous Express

Part # 20215-00

Confirmed Fit

Nitrous Express GM EFI Dual Nozzle Nitrous Kit (100-300HP) w/o Bottle

$1059.34

Gates

Part # 36193

Confirmed Fit

Gates 04-12 Chevrolet Malibu Thermoplastic DriveAlign Idler Pulley

$47.12

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .040 inch MLS Head Gasket

Cometic Gasket

Part # C5768-040

Confirmed Fit

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .040 inch MLS Head Gasket

$111.49

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .045 inch MLS Head Gasket

Cometic Gasket

Part # C5768-045

Confirmed Fit

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .045 inch MLS Head Gasket

$111.49

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .080 inch MLS-5 Head Gasket

Cometic Gasket

Part # C5768-080

Confirmed Fit

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .080 inch MLS-5 Head Gasket

$163.60

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .030 inch MLS Head Gasket

Cometic Gasket

Part # C5768-030

Confirmed Fit

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .030 inch MLS Head Gasket

$111.49

Cometic GM L42/L61 Gen-1/2 ECOTEC .075in MLS Cylinder Head Gasket - 89mm Bore

Cometic Gasket

Part # C5804-075

Confirmed Fit

Cometic GM L42/L61 Gen-1/2 ECOTEC .075in MLS Cylinder Head Gasket - 89mm Bore

$151.73

Dayco

Part # 5050345

Fits with Conditions

POLY RIB BELT, DAYCO

$21.20

Clevite

Part # MS2232A

Confirmed Fit

Clevite GM / Saturn 4 2.2L DOHC 2000-09 Ecotec Engine Main Bearing Set

$118.40

COMP Cams

Part # 113350

Confirmed Fit

COMP Cams Camshaft Kit GM Ecotec XE258

$1109.81

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

Victor Reinz

Part # B45828

Confirmed Fit

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

$14.22

King Engine Bearings

Part # CR4363XPSTDX

Confirmed Fit

King Engine Bearings Gm 134 DOHC Ecotec 2.2L (Size STDX) Connecting Rod Bearing Set

$119.46

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Cavalier LS?

This page groups parts listed for the 2003 Chevrolet Cavalier LS. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What engine & drivetrain options are available for my 2003 Chevrolet Cavalier LS?

We offer a wide selection of engine & drivetrain parts for the 2003 Chevrolet Cavalier LS. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2003 Chevrolet Cavalier LS?

We carry parts from trusted brands including Cometic Gasket, Nitrous Express, Fel-Pro, Clevite, and Mahle OE, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Chevrolet Cavalier LS parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2003 Chevrolet Cavalier LS parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2003 Chevrolet Cavalier(1,454 parts)

2003 Chevrolet Cavalier(1,454 parts)

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Other Chevrolet Cavalier Years

LS · Engine & Drivetrain (184 products)

MAHLE Original Chevrolet Captiva Sport 12 Timing Cover Set

Fel-Pro Chevrolet Equinox Engine Water Pump Installation Kit

Fel-Pro Chevrolet Malibu TOS 18716 Automatic Transmission Valve Body Cover Gasket

Cometic Chevrolet 2.2L TK4 93mm .036in MLS Head Gasket

Fel-Pro Chevrolet Equinox SS 71198 Engine Valve Stem Oil Seal Set

Cometic Chevy 2.2L / 2.2L TK4 93mm .030in MLS Head Gasket

Clevite Chevrolet 4 2.2L DOHC 2000-06 Ecotec Engine Con Rod Bearing Set

MAHLE Original Buick Lacrosse 10 Cylinder Head Bolts

Nitrous Express GM EFI Dual Nozzle Nitrous Kit (100-300HP) w/o Bottle

Gates 04-12 Chevrolet Malibu Thermoplastic DriveAlign Idler Pulley

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .040 inch MLS Head Gasket

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .045 inch MLS Head Gasket

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .080 inch MLS-5 Head Gasket

Cometic GM Ecotec 2.2L DOHC (L61/L42) 87MM .030 inch MLS Head Gasket

Cometic GM L42/L61 Gen-1/2 ECOTEC .075in MLS Cylinder Head Gasket - 89mm Bore

POLY RIB BELT, DAYCO

Clevite GM / Saturn 4 2.2L DOHC 2000-09 Ecotec Engine Main Bearing Set

COMP Cams Camshaft Kit GM Ecotec XE258

MAHLE Original Am General Hummer 98-96 Oil Pan Drain Plug

King Engine Bearings Gm 134 DOHC Ecotec 2.2L (Size STDX) Connecting Rod Bearing Set

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Cavalier LS?

What engine & drivetrain options are available for my 2003 Chevrolet Cavalier LS?

What brands make parts for the 2003 Chevrolet Cavalier LS?

How fast do 2003 Chevrolet Cavalier LS parts ship?

What warranty do your 2003 Chevrolet Cavalier LS parts come with?