All-Aluminum Radiator 1975-1981 Firebird/Trans Am

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CHAMPION COOLING SYSTEMSPART NUMBER: 166-EC573

All-Aluminum Radiator 1975-1981 Firebird/Trans Am

Name: All-Aluminum Radiator 1975-1981 Firebird/Trans Am
Brand: CHAMPION COOLING SYSTEMS
SKU: 166-EC573
Price: 244.98 USD
Availability: InStock

^$244⁹⁸

Ships on 11/03/2026

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555-51902

Ready Fit Aluminum Radiator for Big Block Chevy & Pontiac 326-455, Automatic Transmission

^$362⁹⁹

Pontiac

1975-1981 Firebird/Trans Am

Economy Core 2-Row

Radiator Specifications:
Core Dimensions:	17" (H) x 27-1/2"(W)
Overall Dimensions:	18-3/8" (H) x 32-1/2" (W)
Hose Locations:	In: Driver Out: Passenger
Hose Fittings:	In: 1-1/2" Out: 1-1/2"
Transcooler:	1/2-20 Straight Thread G 1/4
Mount Type:	Saddle

Stay Cool with Champion Economy Core Radiators

Champion Cooling System Economy Core (EC) Radiators have two rows of 3/4 in. tubes that provide cooling capacity for approximately 400 to 600+ horsepower. Each brazed-core aluminum radiator has 100-percent welded seams with absolutely no epoxy and includes a standard radiator cap.

Part TypeRadiator

Product LineChampion Cooling Systems 2-Row Aluminum Radiators

BrandCHAMPION COOLING SYSTEMS

Package Height7.75

Package Width23.5

Package Length34.5

Weight17.92 PG

Overall Height18.375 in.

Inlet LocationDriver

UpperDRIVER

2 Row Tank Size2.5

Core Width27.5 in.

Core MaterialAluminum

Overall Width32.5 in.

Inlet Diameter1.5 in.

Down Flow Or Cross Flow TypeCross Flow

RadiatorCROSS FLOW

Tank MaterialAluminum

Core Row Quantity2 Row

Transmission Oil Cooler Fitting Type1/2-20 Straight Thread, Inverted Flare

In1.5

Outlet Diameter1.5 in.

3 Row Tank Size2.5

Trans Cooler1/2 20 STRAIGHT THREAD G1/4

Internal Transmission Oil CoolerYes

3 Row Core Thickness2

Mounting TypeSaddle

2 Row Core Thickness1.75

Out1.5

Core Height17 in.

MountingSaddle

Core Thickness1.5 in.

Outlet LocationPassenger

LowerPASS

Part FitmentDirect Fit

Vendor Part NumberEC573

Package Qty1

Package TypeEA

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