Replacement Heat Exchanger, Mercruiser (#816864A2). 5 inch diameter shell. 21 inch overall length. Fits GM Big Block 454 c.i. 1992-1997 Gen-V and Gen-VI. Rear mount.
Note: To provide a new replacement, the old core (including mounting brackets in some cases) must be sent to Monitor Products.
Note: Due to the requirement of providing a core, The manufacturer will provide a shipping label upon purchasing this product and will cover the cost of the core shipment.
Note: Allow for a 2-3 week lead time for order to process upon receiving core.
Note: The part you are purchasing is not an exact OEM (Original Equipment Manufacturer) part. Instead, it is a high-quality aftermarket part that is designed to meet or exceed the specifications of the original component.
Note: The part you are purchasing has been primer-coated to protect it during handling and shipping. Please note that primer colors may vary, including shades of gray, black, translucent, or yellow. This part has not been finish-painted and it is recommended to paint a final coat prior to installation or use, as appropriate for your application.
