Best Engine Block Heater

Zerostart 2204037 Circulation Heater, 5/8" (15.9 mm) Diameter Inlet/Outlet | CSA Approved | 120 Volts | 1500 Watts

Zerostart 3100006 Engine Block Heater for Acura, Cadillac, Honda, Saab, 28mm Thread | CSA Approved | 120 Volts | 400 Watts

***Original*** HOTSTART Engine Heater TPS151GT10-000 - Coolant preheater | 1500 watts 120V 12.5A | ON: 100°F (38°C) – Off 120°F (49°C) | 1 Year Warranty!

ZeroStart Starting Products (Phillip Engine Heater 400W 120V 1/2 Inch NPT Brass Adapter (Ford Jag (3100002)

Zerostart 3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4 inch NPT Thread | CSA Approved | 120 Volts | 750 Watts

Zerostart 3100109 Engine Block Heater

Zerostart 3100057 Engine Block Heater for Buick, Cadillac, Chevrolet, Ford, Mercury, Lincoln, Jeep, Pontiac, Continental, Oldsmobile, 1-5/8-Inch Diameter | CSA Approved | 120 Volts | 600 Watts

Zerostart Engine Block Immersion Heater for Buick, Chevrolet, Oldsmobile, Pontiac, Belarus, John Deere, Kubota, Perkins, Massey Ferguson

Zerostart 3500043 Engine Block Heater for Ford, Mercury, Lincoln, International, Caterpillar, Detroit Diesel, Hino, Mack, Nissan, 3/4 inch NPT Thread | CSA Approved | 120 Volts | 1000 Watts

Zerostart 310-0003 Engine Block Heater