Heavy duty aluminum radiator for 1963-1966 GM trucks, complete with an aluminum shroud holding dual 11" HPX fans rated at 3400CFM. Together, they pull 35-40 amps. Entropy radiators are made with pride in the USA with USA-made cores.

Designed for LS engines, it has both hose connections on the passenger side, a steam vent port and the temperature switch installed directly into the radiator.

Add the optional dual cooling fan wiring harness for a simple installation. RH-02 includes relays, fuses, 187F temp switch and 10ga wire.

NOTE: Radiator cap not included. Add optional polished billet 16lb cap above.

All aluminum, TIG-welded construction; heavy duty 2-row core with 1.00" tubes.
Upper hose connection is 1-1/2", lower is 1-3/4".
Billet CNC machined filler neck.
Brass overflow connections and drain petcock.
Aluminum shroud with dual 11" HPX fans rated at 1700 CFM each.
Completely assembled and ready to drop into your truck.
Lifetime Warranty

Radiator is not polished and has a natural finish. For photos, the radiators have been removed from the packaging and cleaned with an aluminum cleaner and a fine scuff pad.

Note:
Requires 4-Row Factory Mounting Brackets
ONLY AVAILABLE IN MANUAL TRANS VERSION. NO TRANS COOLER.

Radiators GM Trucks

Entropy HPX Aluminum Radiator (MANUAL TRANS) - LSX - 63-66 C10