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Vehicle Info NeededCHAMPION COOLING SYSTEMSPART NUMBER: 166-MC1678
Monster Cooling-Series All-Aluminum Radiator for Pontiac GTO/LeMans/Tempest
$31199
Ships on 09/15/2026
Lowest Price GuaranteePontiac
- All-Aluminum Radiator
- 1964-1965 Pontiac GTO/LeMans/Tempest
- Monster Core 4-Row
- Requires Wider Saddle Mounts
- 16 lb. Radiator Cap Included
Part TypeRadiator
BrandCHAMPION COOLING SYSTEMS
Package Height8.25
Package Width28.5
Package Length32.25
Weight30.0 PG
Overall Thickness3.125 in (79.4 mm)
Overall Height23.625 in (600.1 mm)
Radiator Cap IncludedYes
Outlet Quantity1
Inlet LocationDriver side
Inlet Size (In.)1 1/2
Core Width25 in (635 mm)
Row Quantity4
Overall Width25.625 in (650.9 mm)
Fitting Size 21/2"-20 IF
Radiator FinishPolished
Inlet Quantity1
Transmission CoolerYes
Fitting Size 11/2"-20 IF
Radiator StyleDownflow
Outlet Size1.75 in (44.5 mm)
Radiator MaterialAluminum
Drain Valve IncludedYes
QuantitySold individually
Mounting Hardware IncludedNo
Mounting TypeSaddle
Core Height17.5 in (444.5 mm)
Mounting Brackets IncludedNo
Outlet LocationPassenger
Part FitmentDirect Fit
Vendor Part NumberMC1678
Package Qty1
Package TypeEA
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