S50/M50 Heater Core Coolant Blockoff Plate

Block-off plate installs in rear of head for use with Euro coolant plumbing on US engines or for custom race plumbing. Available with or without block side plug (see options drop-down menu above).

Machined out of quality aluminum. Fits all US M50, M52, S50, S52 6-cylinder engines, including 323, 325, 328, M3 and Z3.

All hardware and gasket included