Where is block heater for 1984 Mazda rx7?

The block heater for a 1984 Mazda RX-7 is typically located on the engine block, usually near the oil pan or the front of the engine. It may be integrated into the engine or attached via a cord that can be plugged into an electrical outlet. If you're having trouble locating it, check the owner's manual or look for a freeze plug with a heater element.