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ls3

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Holley |

#425550607N

Holley 550-607N HP EFI ECU & Harness Kit, LS2/LS3/LS7, NTK O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$3,099.95

/each

$3,341.95

WindChill® LS Swap 3-Row Aluminum Radiator w/Cooler, Black

Speedway Motors |

#917359

WindChill® LS Swap 3-Row Aluminum Radiator w/Cooler, Black

(1)

Radiator Style:

Double Pass

Radiator Flow Direction:

Crossflow

Material Type:

Aluminum

as low as

$378.99

/each

Speedway SBC/BBC Chevy V8 Engine Weld-In Motor Mount Kit, Black

Speedway Motors |

#91018040

Speedway SBC/BBC Chevy V8 Engine Weld-In Motor Mount Kit, Black

(91)

Attachment Style:

Weld-on/Bolt-on

Mount Material:

Steel

$103.99

/pair

S/B, B/B or 90 Degree V6 Chevy Crossmember Mount

Speedway Motors |

#91618012

S/B, B/B or 90 Degree V6 Chevy Crossmember Mount

(45)

Attachment Style:

Bolt-on

Mount Material:

Steel/Rubber

Bushing Material:

Rubber

$80.99

/each

Adjustable LS Engine Motor Mount Adapter Kit, Black E-Coat

Speedway Motors |

#9104870

Adjustable LS Engine Motor Mount Adapter Kit, Black E-Coat

(23)

Material Type:

Steel

Sold in Quantity:

Kit

$142.99

/pair

LS3 Swap: 1952 Chevy Truck - Week to Wicked

Check out our installation video of an LS3 Crate Engine into our classic 1952 Chevy Truck. This engine swap was the perfect fit for our week to wicked project.

Speedway Motors Week to Wicked Day Three: The LS3/4L70E Drivetrain Install Wrap-Up

Day Three is in the books of the Speedway Motors Week to Wicked 1952 Chevy build. Progress today included putting the engine and tranny where they belong and continued work on the wiring.

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!

Best LS Heads for 6.0/5.3/4.8 | Cathedral Port Heads vs Rectangular

Learn what are the best stock LS heads that will interchange to use on your budget 4.8, 5.3, 6.0, or 6.2 LS engine build

Turbo vs Supercharger | The Best Way to Boost Your LS Build

Considering boosting your LS engine? Find out what's best for your build, turbocharging or supercharging!

6.0 LS Build Combinations: Recipes for 500-1,000 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.

Gen 4 LS Engines - Junkyard LS Swap Identification Guide: Part 2

Learn how to identfy motors for your LS Swap. In this guide we cover generation 4 small block engines and some of the cheaper options for more power.

5.7 LS1 Engine Upgrades: Build Recipes for 400 HP-700+ HP

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

LS Swap How-To Guide

LS swaps are nothing new, but they're still a little mysterious to some of us. Here is an overview of what you will need and what you need to know to swap some modern performance into your muscle car, truck, or hot rod!

LS Turbo Setups: Twin vs Single (with Sizing Guide)

Unleash power, save money with Speedway Motors. Turbo setups for your 4.8, 5.3, or 6.0 LS engine offer unmatched dollar-to-horsepower value. Get it right the first time with us!

LS Swap Radiator Hose Adapter w/ Steam Port, 1.5 Inch - 1.25 Inch

Speedway Motors |

#91717629

LS Swap Radiator Hose Adapter w/ Steam Port, 1.5 Inch - 1.25 Inch

(24)

Overall Length:

5.88"

Angle:

Straight

Material Type:

Aluminum

$42.99

/each

Tru-Ram® LS1 Exhaust Manifolds, Unpolished

Tru-Ram Manifolds |

#9300303

Tru-Ram® LS1 Exhaust Manifolds, Unpolished

(13)

Finish:

Natural

Collector Diameter:

3 Inch

$483.99

/pair

-7%

Hooker Headers |

#9308501

Hooker Headers 8501HKR LS Cast Iron Exhaust Manifolds

(15)

Finish:

Natural

Sold in Quantity:

Pair

$510.95

/pair

$553.95

Speedway Motors |

#9101747

LS Engine Swap Conversion Low Profile Oil Pan, Chrome, 10 AN

(2)

Sump Style:

Wet Sump

Sump Location:

Rear

$212.99

/each

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

Speedway Motors |

#9107971

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

(4)

Attachment Style:

Bolt-on

Mount Material:

Steel

$166.99

/kit

Tru-Ram Manifolds |

#9300304

Tru-Ram® LS Exhaust Manifolds, Polished

(10)

Finish:

Polished

Collector Diameter:

3 Inch

$655.99

/pair

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

Speedway Motors |

#54562630

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

(26)

Attachment Style:

Bolt-on

Mount Material:

Steel

$39.99

/pair

Speedway Motors |

#91604050

LS Swap Conversion Low Profile Oil Pan Kit, OEM Filter, Black

(12)

Sump Style:

Wet Sump

Sump Location:

Rear

Rear Main Seal Style:

1-piece

$452.99

/kit

Speedway Motors |

#9107904

SBC Motor Mounts w/ Bolts

(12)

Attachment Style:

Bolt-on

Mount Material:

Steel

$37.99

/kit

Speedway GM LS V8 Engine Billet Motor Mount Adapters

Speedway Motors |

#91618016

Speedway GM LS V8 Engine Billet Motor Mount Adapters

(14)

Attachment Style:

Bolt-on

Sold in Quantity:

Pair

$62.99

/box

LS1 Tight-Fit, Block Hugger Headers, AHC Coated

Speedway Motors |

#9300114H

LS1 Tight-Fit, Block Hugger Headers, AHC Coated

(9)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Round

Flange Style:

Standard

$482.99

/pair

Speedway Motors |

#9101746

LS Engine Swap Conversion Low Profile Oil Pan, Black, 10 AN

(1)

Sump Style:

Wet Sump

Sump Location:

Rear

$347.99

/each

Universal LS Swap Radiator Kit w/ Steam Port Hose Adapter, Double

Speedway Motors |

#91604057

Universal LS Swap Radiator Kit w/ Steam Port Hose Adapter, Double

(22)

Radiator Style:

Double Pass

Radiator Flow Direction:

Crossflow

Material Type:

Aluminum

$246.99

/kit

LS1 Block Hugger Tight-Fit Headers, Raw Finish

Speedway Motors |

#9300114

LS1 Block Hugger Tight-Fit Headers, Raw Finish

(5)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Round

Flange Style:

Standard

$321.99

/pair

FiTech |

#52170051

FiTech 70051 Ultimate LS Standalone EFI ECU w/ Trans Control

(2)

GTIN Code:

854549007453

Sold in Quantity:

Each

$1,202.00

/each

Speedway LS1 Header Kit, 1-7/8 Inch Tube

Speedway Motors |

#41869511

Speedway LS1 Header Kit, 1-7/8 Inch Tube

(3)

Header Tube Type:

Roadster

Exhaust Port Shape:

Round

Flange Style:

Standard

$297.99

/each

Speedway LS Engine 4 Speed Bellhousing/Clutch Kit

Speedway Motors |

#91604082

Speedway LS Engine 4 Speed Bellhousing/Clutch Kit

(2)

Input Spline Quantity:

Input Shaft Diameter:

1.125"

Clutch Diameter:

11"

$1,163.99

/kit

Holley |

#9109605

Holley 302-2 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

(5)

Sump Style:

Wet Sump

Material Type:

Aluminum

Finish:

Painted

$579.99

/kit

Speedway Motors |

#9101742

LS Swap Conversion Low Profile Oil Pan, Black, 90 Degree 10 AN

(4)

Sump Style:

Wet Sump

Sump Location:

Rear

$247.99

/each

Speedway Motors |

#9101762

LS Swap Conversion Low Profile Oil Pan, OEM Filter Location Black

(5)

Sump Style:

Wet Sump

Sump Location:

Rear

$324.99

/each

Speedway Motors |

#91604044

LS Swap Conversion Low Profile Oil Pan Kit, Black, 90 Degree 10AN

(1)

Sump Style:

Wet Sump

Sump Location:

Rear

$562.99

/kit

Big Block Chevy Power Steering Pump Bracket

Speedway Motors |

#91332903

Big Block Chevy Power Steering Pump Bracket

(11)

Water Pump Style:

Short

Mounting Side:

Driver Side

$28.99

/each

Speedway Motors |

#28981019

Speedway Motors GM LS Oil Filter Relocation Kit

(7)

Material Type:

Billet Aluminum

Finish:

Black anodized

$196.99

/each

Race Pro Double Pass/LS Swap 2-Row Aluminum Racing Radiators

Speedway Motors |

#917352

Race Pro Double Pass/LS Swap 2-Row Aluminum Racing Radiators

(3)

Radiator Style:

Double Pass

Radiator Flow Direction:

Crossflow

Material Type:

Aluminum

as low as

$405.99

/each

Speedway Deluxe LS Swap Fuel Pump and Fuel Filter Kit

Speedway Motors |

#91012811

Speedway Deluxe LS Swap Fuel Pump and Fuel Filter Kit

(5)

AN Size:

-6 AN

Fuel System Type:

EFI

$275.99

/kit

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

Flowtech Exhaust |

#42511576FLT

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

(6)

Header Tube Type:

Shorty

Exhaust Port Shape:

Round

Flange Style:

Standard

$164.95

/each

LS Swap Exhaust Manifolds w/ V-Band for LS1, 5.3, 6.0, 4.8, LS3

Speedway Motors |

#91009944

LS Swap Exhaust Manifolds w/ V-Band for LS1, 5.3, 6.0, 4.8, LS3

(1)

Material Type:

Cast Iron

Hardware Included:

Yes

as low as

$329.99

/pair

-10%

Flowtech 11575FLT Shorty Headers, GM LS Universal, Natural

Flowtech Exhaust |

#42511575FLT

Flowtech 11575FLT Shorty Headers, GM LS Universal, Natural

(5)

Header Tube Type:

Shorty

Exhaust Port Shape:

Round

Flange Style:

Standard

$279.95

/each

$311.95

Holley |

#4253023

Holley 302-3 LS Swap Retro Fit Cast Oil Pan, GM LS

(4)

Sump Style:

Wet Sump

Sump Location:

Rear

$499.95

/each

Universal LS Swap Radiator w/Steam Port Hose Adapter

Speedway Motors |

#9100953

Universal LS Swap Radiator w/Steam Port Hose Adapter

(3)

Radiator Style:

Single Pass

Radiator Flow Direction:

Crossflow

Material Type:

Aluminum

as low as

$186.99

/kit

Vintage Air |

#72572101

Vintage Air 721010 Front Runner Replacement Water Pump, GM LS

(2)

Water Pump Type:

Mechanical

Rotation:

Counterclockwise/Reverse

Pump Flow:

High-Volume

$286.99

/each

Showing 1 - 72 of 351 results

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351 results for: ls3

ls3

Year

Category

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 550-607N HP EFI ECU & Harness Kit, LS2/LS3/LS7, NTK O2

WindChill® LS Swap 3-Row Aluminum Radiator w/Cooler, Black

Speedway SBC/BBC Chevy V8 Engine Weld-In Motor Mount Kit, Black

S/B, B/B or 90 Degree V6 Chevy Crossmember Mount

Adjustable LS Engine Motor Mount Adapter Kit, Black E-Coat

Related Articles

LS Swap Radiator Hose Adapter w/ Steam Port, 1.5 Inch - 1.25 Inch

Tru-Ram® LS1 Exhaust Manifolds, Unpolished

Hooker Headers 8501HKR LS Cast Iron Exhaust Manifolds

LS Engine Swap Conversion Low Profile Oil Pan, Chrome, 10 AN

Speedway GM LS Series Solid Frame and Motor Mount Adapter Kit

Tru-Ram® LS Exhaust Manifolds, Polished

Speedway SBC/BBC Chevy V8 Solid Steel Frame Mounts

LS Swap Conversion Low Profile Oil Pan Kit, OEM Filter, Black

SBC Motor Mounts w/ Bolts

Speedway GM LS V8 Engine Billet Motor Mount Adapters

LS1 Tight-Fit, Block Hugger Headers, AHC Coated

LS Engine Swap Conversion Low Profile Oil Pan, Black, 10 AN

Universal LS Swap Radiator Kit w/ Steam Port Hose Adapter, Double

LS1 Block Hugger Tight-Fit Headers, Raw Finish

FiTech 70051 Ultimate LS Standalone EFI ECU w/ Trans Control

Speedway LS1 Header Kit, 1-7/8 Inch Tube

Speedway LS Engine 4 Speed Bellhousing/Clutch Kit

Holley 302-2 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

LS Swap Conversion Low Profile Oil Pan, Black, 90 Degree 10 AN

LS Swap Conversion Low Profile Oil Pan, OEM Filter Location Black

LS Swap Conversion Low Profile Oil Pan Kit, Black, 90 Degree 10AN

Big Block Chevy Power Steering Pump Bracket

Speedway Motors GM LS Oil Filter Relocation Kit

Race Pro Double Pass/LS Swap 2-Row Aluminum Racing Radiators

Speedway Deluxe LS Swap Fuel Pump and Fuel Filter Kit

Flowtech 11576FLT Shorty Headers, GM LS Universal, Polished

LS Swap Exhaust Manifolds w/ V-Band for LS1, 5.3, 6.0, 4.8, LS3

Flowtech 11575FLT Shorty Headers, GM LS Universal, Natural

Holley 302-3 LS Swap Retro Fit Cast Oil Pan, GM LS

Universal LS Swap Radiator w/Steam Port Hose Adapter

Vintage Air 721010 Front Runner Replacement Water Pump, GM LS

351 results for:
ls3