Description
HOTSTART in-block engine heater, part JD1-151IN, JD1-152IN. Installs directly into a core (freeze) plug, threaded plug or plate opening in the engine block to heat the coolant for faster cold starts, reduced engine wear and lower start-up emissions. Supplied complete with a 2-wire w/ground 6 ft (1.8 m) HPN cord and plug.
- Wattage: 1500 W
- Voltage options: 120 V, 240 V
- Engine makes: Caterpillar, John Deere
Engine applications: Caterpillar 3208 (recommended aftermarket installation); John Deere with 1″ plug in the back of the block.
Installation / fitment: Caterpillar 3208: 1″ plugs on the water transfer casting (right front of engine); 1″ use JD1. John Deere: 1″ NPT opening in the rear face of engine block.






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