United Technologies starter SM-16135, Johnson Electric

Engineered for optimal coolant circulation, these pressure die-cast aluminum tank heaters are suitable for engines ranging from 200 CID to 1350 CID. They come in a range of wattages, from 1500w to 4000w, and offer multiple voltage options. Each heater in this single-phase series is equipped with a power cord, and you can choose models with or without a flow-through thermostat assembly.