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10 bestEngine Block Heaterof October 2025

112M consumers helped this year.

1

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

Zerostart

10.0

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2

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

Zerostart

10.0

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3

Kat's - 1155X 1155 200 Watt Magnetic Heater
Kat's - 1155X 1155 200 Watt Magnetic Heater

Kat's

9.9

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4

Kat's 1190 Magnetic Engine Heater, 1190X
Kat's 1190 Magnetic Engine Heater, 1190X

Kat's

9.7

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5

Kat's 11813 Engine Heater Cartridge
Kat's 11813 Engine Heater Cartridge

Kat's

9.5

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

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

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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 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

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Zerostart 3100109 Engine Block Heater

Zerostart 3100109 Engine Block Heater

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VVKB 110V Hotstart Engine Block Heater 1000W Built-in water pump and Thermostat

VVKB 110V Hotstart Engine Block Heater 1000W Built-in water pump and Thermostat

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7% off

6

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

Zerostart

9.2

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7

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

Zerostart

9.0

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8

Zerostart 310-0003 Engine Block Heater
Zerostart 310-0003 Engine Block Heater

Zerostart

8.8

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9

***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!
***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!

Thunder Parts

8.5

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10

Zerostart Freeze Plug Engine Block Heater for Ford/Lincoln/Mercury, Kia, Mazda, Nissan, Toyota, Case IH/JI Case/Case New Holland, Mitsubishi, Perkins
Zerostart Freeze Plug Engine Block Heater for Ford/Lincoln/Mercury, Kia, Mazda, Nissan, Toyota, Case IH/JI Case/Case New Holland, Mitsubishi, Perkins

Zerostart

8.3

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