Northern Radiator Inlet Adapter Fitting -1-5/8 in Male O-Ring to 1-1/2 in Hose Barb - Clear Anodized R040003S They dimpled their tubes at

They dimpled their tubes at the port to make more room for the header bolts and they parallel ground their flanges to assure a tight seal

75 in W x 21 in H x 2

M6 nut pre-installed for easy FHR Installation

089 in Diameter

Investment in people and dedicated in-house design and development facilities ensures that our customers have access to the most effective

Northern Radiator Inlet Adapter Fitting -1-5/8 in Male O-Ring to 1-1/2 in Hose Barb - Clear Anodized R040003S They dimpled their tubes atProduct Description: Radiator Inlet Straight 1 5 8 in Male O Ring to 1 1 2 in Hose Barb Aluminum Natural Sold Individually Northern's High Performance products and innovative ideas will eliminate your search of cooling system solutions for his project car or race vehicle. Engineering and manufacturing hundreds of aluminum high performance Northern Radiators in race cars, muscle cars and hot rods. Northern Radiator is a distribution based company,