All Aluminum Radiator 1966 Pontiac GTO
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CHAMPION COOLING SYSTEMSPART NUMBER: 166-AE1680

All Aluminum Radiator 1966 Pontiac GTO

$27998
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Items You Need

Super-Duty Coolant/Antifreeze 1 Gallon

BE COOL RADIATORS

Super-Duty Coolant/Antifreeze 1 Gallon

Part Number : 134-25001
$4599
16705 Service Pro Antifreeze Concentrate [1 gallon]

GLOCKNER OIL

16705 Service Pro Antifreeze Concentrate [1 gallon]

Part Number : 708-16705
$1999
Water Wetter Supercoolant 12oz Bottle

RED LINE OIL

Water Wetter Supercoolant 12oz Bottle

Part Number : 816-80204
$1599
No Spill Coolant Filling Funnel Kit [15-Piece]

JEGS

No Spill Coolant Filling Funnel Kit [15-Piece]

Part Number : 555-51220
$1999$23.29
You Save$3.30

Pontiac
    All Aluminum Radiator
  • 1966 Pontiac GTO
  • American Eagle Core HD 2-Row

    Radiator Specifications:
    Core Dimensions: 15-3/4" (H) x 25"(W)
    Overall Dimensions:21-3/4" (H) x 25-1/2" (W)
    Hose Locations: In: Driver
    Out: Passenger
    Hose Fittings: In: 1-1/2"
    Out: 1-3/4"
    Transcooler: Yes
    Mount Type: Saddle

    Stay Cool with Champion Core Radiators

    Champion Cooling System Heavy-Duty 2-Row Core Radiators feature large 1-inch tubes and a 2.250-inch thick core with a cooling capacity for up to 650 horsepower. Each radiator is manufactured at an ISO-certified facility to the highest standards and workmanship, and only the best aluminum is used. All Champion Radiators are built with 100% welded seams brazed core technology and absolutely no epoxy.

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    Take control of your vehicle’s thermal management with this high-performance radiator engineered by Champion Cooling Systems. Built for serious engines and demanding driving conditions, this premium unit offers durable construction, excellent cooling efficiency, and a fit-for-purpose design that makes it a smart upgrade.

    This heavy-duty radiator is a top-tier option when you’re looking for a reliable two row radiator solution that doesn’t compromise on quality. With full-aluminum construction—tanks, core, and welds—Champion delivers a radiator that resists corrosion and handles heat loads far more effectively than standard OEM units. The tighter fin spacing and high-quality brazed core enhance heat rejection, making it ideally suited for performance builds, towing, or hot-climate driving.

    For those seeking a radiator with a 2 core radiator build, this unit is precisely engineered to meet that spec and offers the benefits of increased flow and reduced restriction. Whether you’re restoring a classic or upgrading your daily driver, you’ll appreciate the way this radiator maintains steady engine temperatures, keeps your fan operations in check, and gives you confidence in heavy-duty use.

    Choosing a radiator 2 rows in design means you strike the right balance between core thickness and clear engine bay fitment—this radiator is especially valuable where space is tight but cooling demands are high. It’s direct-fit for many applications and simplifies installation compared to custom setups.

    In short, this Champion heavy-duty 2-row aluminum radiator offers unmatched quality in its class—durable, efficient, and engineered for real-world performance. Upgrade now and give your engine the cooling support it deserves.

Part TypeRadiator
Product LineChampion Cooling Systems Heavy-Duty 2 Row Aluminum Radiators
BrandCHAMPION COOLING SYSTEMS
Package Height3.0
Package Width25.0
Package Length29.0
Weight21.0 PG
Overall Height21.75 in.
Transmission Oil Cooler Fitting Type1/2-20 Straight Thread, Inverted Flare
Outlet Diameter1.75 in.
Inlet LocationDriver
Internal Transmission Oil CoolerYes
Mounting TypeSaddle
Core Height15.75 in.
Core Thickness2.25 in.
Core Width25 in.
Outlet LocationPassenger
Core MaterialAluminum
Overall Width25.5 in.
Inlet Diameter1.5 in.
Down Flow Or Cross Flow TypeDown Flow
Part FitmentDirect Fit
Tank MaterialAluminum
Core Row Quantity2 Row with 1 in. Tubes
Vendor Part NumberAE1680
Package Qty1
Package TypeEA
Some parts are not legal for use in California or other states with similar laws / regulations
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