Griffin Radiator PerformanceFit Chevy/GM Car Aluminum Radiators

The most popular Griffin Radiator PerformanceFit radiator is the ComboUnit model fitting GM 1968-1977 A Body, 1978-1988 G Body, 1970-1981 F Body vehicles. The second most popular PerformanceFit radiator is the ComboUnit model fitting GM 1968-1977 A Body, 1978-1988 G Body, 1970-1981 F Body vehicles with an LS engine swapv. In third place is the ComboUnit fitting 1955-1957 Tri-Five Chevys.

Griffin aluminum radiators in the PerformanceFit line start at around $350 and go up to around $1200. ComboUnits start at just over $800 and range in price up to $1,600.

Griffin GM radiators are lightweight and designed to perfectly fit your Chevy, Buick, Olds, or Pontiac vehicle without any modifications. Griffin's radiators also use magnesium for welding during assembly, providing the strongest and longest-lasting radiators on the market.

The first step for installing a Griffin radiator is to remove the old radiator. Next, the new radiator is lowered into place. Then secure the radiator with mounting hardware, the shroud, or a support cover to the radiator support. If you are using an electric fan, it will need to be mounted to the radiator as well. Next, the upper and lower radiator hoses can be clamped to the radiator from the water pump and thermostat housing. If the vehicle has an automatic transmission, the fluid cooler lines are reconnected next. Then, the coolant overflow or recirculation tank is connected to the radiator. After confirming the correct radiator cap fits the radiator, the coolant can then be poured into the radiator. The engine coolant bleeding process can then begin with the engine running as well as checking the automatic transmission fluid(if equipped) level and topping off if necessary. The overflow tank can then be filled to the correct level, completing the in