Engine Block Heater And Coolant Preheater With Thermostat Weather Tight Thermosiphon Preheat For 350-500 CID 5.7-8.2 L Diesel And Gas Engines Great For Rigs Trucks Boats And Industrial Gear

Single-unit Engine Block Heater for 5.7-8.2L engines
✔️ 350-500 CID engines, 480V, 1.5 kW, 60Hz, single phase

This weather-tight preheater warms coolant using a thermosiphon, no pump needed, ideal for diesel and gas engines on rigs, trucks, boats, and industrial gear in cold climates.

✅ Thermosiphon preheat uses engine coolant or water, no pump needed
✅ Displacement compatibility: 350-500 CID (5.7-8.2 L)
✅ Voltage and power: 480V, 1.5 kW, 60 Hz, single phase
✅ Temperature control: ON 120°F (49°C) to OFF 140°F (60°C)
✅ Weather-tight housing for harsh environments

💡 What is an engine block heater with thermostat used for in cold-weather starts? This handy preheater keeps coolant warm, improving starting reliability and reducing wear.
- Improves cold-start reliability by maintaining coolant temperature - Reduces engine wear by shortening warm-up period - Uses thermosiphon flow with no pump - Suitable for 350-500 CID engines in diesel and gas applications