VK56 Cyl Head Coolant Block off plate for heater core port

Use these inexpensive plate if you are removing the factory heater core line that are located on the back of the RH head and need to plug the hole. These block-off plate will seal the opening left for a clean and permanent install. They feature a 1/8 NPT tapped hole that can be used to measure coolant pressure, feed a water cooled turbo or any other use you can have for coolant. Install the included 1/8 NPT plug if you don’t have any use for the port. 

They are CNC machined out of 1/2″ thick 6061-T6 Aluminum and black anodized. They also have a captive O-Ring for a perfect reusable gasket-less seal. 

Be sure to add a Lowerdollar 150psi pressure sensor to monitor your coolant pressure!