Replacement Heat Exchanger for Perkins 6.354 6 Cylinder marine engines.
Replaces Perkins part NA004490.
Dimensions:
14-3/8" long; 4-1/8" Diameter Flange. The flange is included with this heat exchanger.
Note there is a Longer version - 20-1/2" long; 4-1/8" diameter part NA001831CN
This is a Mr Cool (USA) marine product MRCNA004490CN.