B-Series Race Coolant Upper Fill Neck with Swirl Pot & 16AN Accessory Port (B16/B18C5)

Description

• When running an aftermarket or custom tucked style radiator need a proper way to fill and bleed air from your B-Series engine’s cooling system from the highest point.
• Mounts at the front of the original water neck location.
• Sits level with the cylinder heads deck surface.
• Increases your cooling system’s capacity by roughly .75 quarts.
• Clears the VTEC spool valve assembly, temp sensor ports, and heater hose connection.
• Includes 2 x accessory bungs: 1 x 1/8th npt & 1 x 6AN male flare
• Includes 1 x gasket & 2 x mounting bolts

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