In-block Heater — AC-101 / AC-102

Description

HOTSTART in-block engine heater, part AC-101, AC-102. 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: 1000 W
• Voltage options: 120 V, 240 V
• Engine makes: Allis Chalmers, Caterpillar, Detroit Diesel, John Deere, Navistar/International

Engine applications: Allis Chalmers 670T & I; Allis Chalmers 685T & I; Caterpillar 3406C/E 14.6 L; Caterpillar 3406 & 3408 except 1998 ADEM 2; Caterpillar 3406E ADEM 3 and ADEM 2000 engines; Caterpillar 3456 15.8 L; Detroit Diesel Series 50 / Series 60 (Pre 2007); Detroit Diesel 6V71 & 8V71 (alternate location); John Deere 6105 (10.5 L); John Deere 6125 (12.5 L); Navistar/International V800 (796 CID).

Installation / fitment: Allis Chalmers: Replaces 1″ thread-in plug on the oil cooler at rear of the engine on right side. Not all engines have this opening. Caterpillar: Replaces 1″ threaded plug in the rear of the oil cooler bonnet on right side of engine. Detroit Diesel Series 50/60: Mounts in the 1″ NPT opening in either water pick up pipe (up to 1991) or in the 1″ NPT opening on the oil cooler housing after 1991. Heat shield required Yes on 1991 and later. Detroit Diesel 6V71 & 8V71: Threads into 1″ NPT plug in the front face of engine block. John Deere 6105/6125: 1″ NPT opening in the oil cooler casting. Navistar V800: Threads into a 1″ NPT opening in the oil cooler bonnet.