Zerostart 860-8741 Engine Block Heater 1500W 120V Cummins 855 CID NOS NIB

Condition: New Old Stock (NOS) – New in Box (NIB)

For sale is an original Zerostart 860-8741 heavy-duty engine block heater. This genuine Zerostart / Phillips & Temro 1500-watt, 120-volt immersion heater is designed for specific Cummins 855 CID diesel engine applications.

An excellent find for owners of vintage Cummins-powered trucks, heavy-duty equipment, restoration projects, or anyone looking for an original replacement engine heater.

Item Details

• Brand: Zerostart
• Manufacturer: Phillips & Temro Industries
• Part Number: 860-8741 / 8608741
• Type: Immersion Engine Block Heater
• Wattage: 1500 Watts
• Voltage: 120 Volts
• Engine Application: Cummins 855 CID
• Mounting Style: Water-jacket access plate / mounting plate
• Installation Location: Rear water-jacket port
• Condition: NOS / NIB – New Old Stock, New in Box

Features

• Genuine Zerostart heavy-duty engine heating component
• 1500-watt heating capacity for cold-weather starting
• 120-volt electrical operation
• Immersion-style heating element
• Mounts in the engine's water-jacket access plate location
• Designed for a specific Cummins engine configuration
• Helps warm engine coolant and improve cold-weather starting
• Ideal for original equipment replacement, maintenance, or restoration

Vehicle & Engine Applications

Primary Application:

• Cummins 855 CID diesel engines
• Cummins N-Series 855 cubic inch engine family
• Cummins 855 CID engines equipped with full-flow cooling and high-mounted oil cooler
• Specific Cummins 855 CID configurations with partial exhaust obstruction at the rear water-jacket port

Common Equipment Applications:

These engines were commonly used in:

• Heavy-duty semi trucks and highway tractors
• Freightliner trucks
• International / Navistar trucks
• Kenworth trucks
• Peterbilt trucks
• White and Western Star trucks
• Heavy-duty commercial and vocational trucks
• Industrial diesel-powered equipment
• Stationary and auxiliary diesel engine applications

IMPORTANT FITMENT INFORMATION

This heater is NOT a universal engine block heater.

Zerostart catalog information identifies Part Number 860-8741 for the Cummins 855 CID engine with full-flow cooling and a high-mounted oil cooler, where the rear water-jacket port is partially obstructed by the exhaust.

Please verify your engine configuration, mounting plate, water-jacket port location, and existing heater part number before purchasing. Different Cummins 855 CID configurations may require different heater designs.

Why Buy NOS?

Original Zerostart engine heaters are increasingly desirable for maintaining older heavy-duty diesel equipment and factory-style installations. This is a great opportunity to acquire a genuine original component rather than a generic aftermarket replacement.

Perfect for:

• Cummins engine restoration projects
• Vintage truck restorations
• Heavy-duty diesel repair shops
• Fleet maintenance inventory
• Collectors of NOS truck and diesel parts

Included

• Zerostart 860-8741 Engine Heater
• Original packaging / box as pictured

Please examine all photos carefully. The photographs are part of the description and represent the actual item being sold.

Buy with confidence – genuine Zerostart part, NOS/NIB condition!