Race Pro all aluminum radiators are for racing applications.
They feature Northern Factory Cooling technology.
Wth Features like:

Epoxy Free Construction - Nothing to crack, chip or leak!

Extra heavy reinforced die stamped tanks for added rigidity.

Billet machined filler neck for better pressure control.

Highly louvered cooling finds exclusively designed for high performance heat dissipation.

All welded construction - No gaskets!

Available with high performance aluminum 7 plate engine oil cooler.

2 Rows of 1" high capacity cooling tubes

Heavy wall inlet and outlet fittings for secure hose connection.

Designed to cool racing engines

Race Pro Radiators are made in the U.S.A in Montgomery, Alabama.

Specifications
Description	Value
RECOMMENDED HURRICANE FAN SHROUD:	Z42015
RECOMMENDED ELECTRIC FAN SHROUD:	Z40003, Z40076
RECOMMENDED HURRICANE ENGINE DRIVEN FAN SHROUD:	Z40023
INLET:	1 1/2
OUTLET:	1 3/4
OVERALL DIMENSIONS:	31 x 19 x 3 1/8
CORE DIMENSIONS:	26 1/4 x 18 1/8 x 2 1/4
OIL COOLER:	3/4" NPT FITTINGS