2003 Chevy Impala Engine Parts

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2003 Chevy Impala

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2003 Chevy Impala

Department

Street

Application

Modern Muscle

Products

AC Delco |

#3552131576

AC Delco 2131576 GM Genuine Parts Knock Sensor

$15.99

/each

-7%

Holley |

#425554202

Holley EFI 554-202 Budget Temp, Pressure, IAT and Map Sensor Kit

MAP Sensor Range:

1 bar

Sold in Quantity:

Kit

$318.95

/kit

$345.95

-7%

Earls |

#425AT709167ERL

Earls AT709167ERL Super Stock 90 Degree -6 AN Female to 3/8 Inch Barb

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$33.84

/each

$36.61

$168 Off

Holley Sniper |

#4255505113PKSBF

Holley Sniper 2 550-511-3PK-SBF EFI Bundle w/ HyperSpark Ign. SBF

Injection Style:

Throttle Body

Injector Size:

100 lb/hr

Max Horsepower Rating:

650

$2,599.95

/kit

$2,767.95

AC Delco |

#3552134514

AC Delco 2134514 GM Genuine Engine Coolant Temperature Sensor

Thread Pitch:

1/4" NPT

Material Type:

Brass

$19.99

/each

Dusty's 1962 Chevy Impala

Dusty's '62 Impala is an absolute time capsule. It's original paint and interior are remarkably well preserved. But that doesn't mean that it's owner is afraid to drive it.

1964 Chevy Impala - Employee Rides: Pat Orth

When Pat Orth isn't offering help and technical support on the phone at Speedway Motors, he's driving around in his clean, LS powered '64 Impala.

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

Historic Chevy Performance Engines

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Employee Rides: 1963 Impala - Jason Lubken

Jason Lubken spends his days photographing some of the greatest cars of all time. In the evenings, he and his friends have screwed together a seriously cool '63 Impala.

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

5.3 LS Build Combinations: Recipes for 400-700+ HP

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Gassin' a '67 Impala

A customer wrote in talking about turning his 1967 Chevy Impala into a gasser. He wanted to know if we could help. Tech John W. lays out a couple options

Gen III/IV LS Engine ID Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Straight Socketless Push-On Hose End, Nickel, -6 AN

Speedway Motors |

#6201512

Straight Socketless Push-On Hose End, Nickel, -6 AN

(1)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$14.99

/each

Driven Racing Oil |

#910021071

Driven Racing Oil 02106 HR1 Conventional 15W50 Motor Oil, 1 Quart

(7)

Oil Weight:

15W50

Oil Type:

Conventional

ZDDP Enhanced:

Yes

$11.99

/quart

-23%

Royal Purple |

#29636520

Royal Purple HPS 5W20 High Performance Engine Oil, 6 Quart Case

(2)

Oil Weight:

5W20

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$77.94

/box

$101.94

-59%

Fragola |

#6172201111

Fragola 220111-BL Straight Adapter Hose End Fitting, -12 AN to -10 AN

Fitting Hose Size:

-12 AN

Fitting End A:

-10 AN Female

Fitting End B:

-12 AN Hose

$14.99

/each

$37.30

Vapor Trapper |

#43900005

Shop48 Billet 2-1/2 inch Clamps for Vapor Trapper

Sold in Quantity:

Pair

$149.99

/pair

Lucas Oil |

#48410276

Lucas Oil 10276 SAE 10W30 Engine Oil, 6 Qt Case

(7)

Oil Weight:

10W30

Oil Type:

Conventional

ZDDP Enhanced:

$37.99

/box

-9%

Patriot Exhaust |

#447H8201B

Patriot Exhaust H8201-B Tight Tuck Header, Mopar, 5.7/6.1 Hemi, Black

Header Tube Type:

Block Hugger

Flange Style:

Standard

Primary Tube Diameter:

1-3/4"

$508.96

/set

$559.86

BluePrint Engines |

#227BPP12110361

BluePrint Engines BPP12110361 LS Block, 9.705 Deck x 4.125 Bore

Main Journal Style:

LS mains

Deck Height:

9.705"

Material Type:

Cast Iron

$4,799.99

/each

$163 Off

Holley Sniper |

#4255505113PR

Holley Sniper 2 550-511-3PR Return Style EFI Kit, Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr

Max Horsepower Rating:

650

$2,199.95

/each

$2,362.95

Goodridge |

#61770241

Goodridge AN921-06DBLK -6 AN to -6 Port Fitting, 90 Degree, Black

(3)

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Male o-ring

Angle:

90 degree

$23.99

/each

Industrial Taps, 11/16 Inch - 18 SAE Thread, LH and RH Pair

Speedway Motors |

#9108823

Industrial Taps, 11/16 Inch - 18 SAE Thread, LH and RH Pair

(5)

Thread Pitch:

11/16"-18

Thread Type:

RH/LH Thread

$111.99

/kit

New Product

Speedway Motors |

#91054316

Speedway Motors - Adjustable Spring-Loaded Oil Filter Wrench

Material Type:

Carbon Steel

Finish:

Black painted

Sold in Quantity:

Each

$21.99

/each

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Red/Blue, -6 AN

Speedway Motors |

#6201009

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Red/Blue, -6 AN

(9)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$19.99

/each

-7%

Earls |

#425AT915106ERL

Earls AT915106ERL Straight -6 AN Female Swivel Coupling, Aluminum

(5)

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Female

Angle:

Straight

$14.88

/each

$16.10

Rebate

AEM 25-305BK High Cap Fuel Pressure Regulator

AEM Electronics |

#18625305BK

AEM 25-305BK High Cap Fuel Pressure Regulator

Regulator Style:

Return

Material Type:

Aluminum

$160.15

/each

$177.95

-15%

Powermaster |

#255601

Powermaster 601 Replacement Solenoid, Hitachi-Style

GTIN Code:

692209000532

$39.99

/each

$47.50

$163 Off

Holley Sniper |

#4255505113PD

Holley Sniper 2 550-511-3PD Returnless EFI Kit, Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr

Max Horsepower Rating:

650

$2,199.95

/each

$2,362.95

-21%

Powermaster |

#255684831

Powermaster 684831 GM CS130D Alternator, 165A, 6-Groove, Polished

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Polished

$290.99

/each

$372.50

-7%

Earls |

#425AT709109ERL

Earls AT709109ERL Super Stock 90 Degree -8 AN Female to 1/2 Inch Barb

(1)

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$39.90

/each

$43.17

VS Racing |

#60300763

VS Racing T763VCL Turbocharger Discharge Flange/Clamp

Material Type:

Stainless Steel

Finish:

Natural

$37.99

/each

-7%

Earls |

#425LS0039ERL

Earls LS0039ERL GM LS Valve Cover PCV Fitting -10 AN Male

(1)

Inlet Size:

3/4 in.

Material Type:

Aluminum

Angle:

Straight

$16.24

/each

$17.57

Redline |

#60781215

Redline 81215 Supercool Performance With Water Wetter, 4 Gallons

Sold in Quantity:

Box

Freezing Point - Concentrate:

-34 F

$219.96

/box

QuickCar 50-200 5 FT 12V Ignition Box Wiring Harness

QuickCar Racing Products |

#60950200

QuickCar 50-200 5 FT 12V Ignition Box Wiring Harness

GTIN Code:

819616010262

Sold in Quantity:

Each

$28.95

/each

Speedway Motors |

#91607068

Speedway Motors LS Swap Wiring And Fuel Delivery Kits

as low as

$801.99

/kit

$167 Off

Tuff Stuff |

#7458441B1G1W

Tuff Stuff 8441B1G1W 1-Wire Alternator, 225A, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Powder Coated

$423.99

/each

$590.93

K&N E-1650 Lifetime Performance Air Filter

K&N |

#465E1650

K&N E-1650 Lifetime Performance Air Filter

Air Filter Style:

Round

Filter Material:

Red cotton gauze

Overall Diameter:

14"

$83.99

/each

Redline |

#60711505

Redline 11505 15W50 Synthetic Motor Oil, Gallon

Oil Weight:

15W50

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$69.99

/each

Holley |

#9109604

Holley 302-1 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

Sump Style:

Wet Sump

Sump Location:

Rear

Material Type:

Aluminum

$579.99

/kit

DeatschWerks |

#40106201

DeatschWerks 6-2000-FRB Fuel Pressure Regulator

Regulator Style:

Adjustable

Material Type:

6061-T6 Aluminum

$169.00

/each

BluePrint Engines |

#227BPP12110351

BluePrint Engines BPP12110351 LS Block, 4.000 Bore, Billet Caps

Main Journal Style:

LS mains

Deck Height:

9.240"

Material Type:

Cast Iron

$4,799.99

/each

-7%

Earls |

#425AT981504ERL

Earls AT981504ERL -4 AN Male Straight Union, Anodized Aluminum

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Male

Angle:

Straight

$7.43

/each

$8.03

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2003 Chevy Impala Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

AC Delco 2131576 GM Genuine Parts Knock Sensor

Holley EFI 554-202 Budget Temp, Pressure, IAT and Map Sensor Kit

Earls AT709167ERL Super Stock 90 Degree -6 AN Female to 3/8 Inch Barb

Holley Sniper 2 550-511-3PK-SBF EFI Bundle w/ HyperSpark Ign. SBF

AC Delco 2134514 GM Genuine Engine Coolant Temperature Sensor

Related Articles

Straight Socketless Push-On Hose End, Nickel, -6 AN

Driven Racing Oil 02106 HR1 Conventional 15W50 Motor Oil, 1 Quart

Royal Purple HPS 5W20 High Performance Engine Oil, 6 Quart Case

Fragola 220111-BL Straight Adapter Hose End Fitting, -12 AN to -10 AN

Shop48 Billet 2-1/2 inch Clamps for Vapor Trapper

Lucas Oil 10276 SAE 10W30 Engine Oil, 6 Qt Case

Patriot Exhaust H8201-B Tight Tuck Header, Mopar, 5.7/6.1 Hemi, Black

BluePrint Engines BPP12110361 LS Block, 9.705 Deck x 4.125 Bore

Holley Sniper 2 550-511-3PR Return Style EFI Kit, Black

Goodridge AN921-06DBLK -6 AN to -6 Port Fitting, 90 Degree, Black

Industrial Taps, 11/16 Inch - 18 SAE Thread, LH and RH Pair

Speedway Motors - Adjustable Spring-Loaded Oil Filter Wrench

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Red/Blue, -6 AN

Earls AT915106ERL Straight -6 AN Female Swivel Coupling, Aluminum

AEM 25-305BK High Cap Fuel Pressure Regulator

Powermaster 601 Replacement Solenoid, Hitachi-Style

Holley Sniper 2 550-511-3PD Returnless EFI Kit, Black

Powermaster 684831 GM CS130D Alternator, 165A, 6-Groove, Polished

Earls AT709109ERL Super Stock 90 Degree -8 AN Female to 1/2 Inch Barb

VS Racing T763VCL Turbocharger Discharge Flange/Clamp

Earls LS0039ERL GM LS Valve Cover PCV Fitting -10 AN Male

Redline 81215 Supercool Performance With Water Wetter, 4 Gallons

QuickCar 50-200 5 FT 12V Ignition Box Wiring Harness

Speedway Motors LS Swap Wiring And Fuel Delivery Kits

Tuff Stuff 8441B1G1W 1-Wire Alternator, 225A, Stealth Black

K&N E-1650 Lifetime Performance Air Filter

Redline 11505 15W50 Synthetic Motor Oil, Gallon

Holley 302-1 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

DeatschWerks 6-2000-FRB Fuel Pressure Regulator

BluePrint Engines BPP12110351 LS Block, 4.000 Bore, Billet Caps

Earls AT981504ERL -4 AN Male Straight Union, Anodized Aluminum