Parts & buying options
Zerostart 3500029
Start with the engine, exact part number and installation type. A replacement cord is not a heating element. Canada buying options appear first; U.S. listings stay visible.
Before ordering
Exact vehicle/year fitment has not been independently confirmed here. Check your engine code, model year and installation port with the manufacturer.
An Amazon listing match confirms product identity, not compatibility with your vehicle. See the research sources below.
1 records · Page 1 of 1
Amazon buying options
Zerostart 3500029
Catalog starting point: confirm exact engine code, year and installation with the manufacturer.
Affiliate links. As an Amazon Associate, we earn from qualifying purchases.
Research & fitment notes
Manufacturer: Phillips & Temro Industries (official). Listing brands and vehicle brands do not establish the maker.
PTI 2024 catalog: 1000W 120V 1-5/8 inch threaded plug, Deere series 300/400 applications. Replaces threaded plug on left side; NOT a freeze-plug heater.
Seed: Engine block heater. Seller compatibility is not manufacturer-verified.
- manufacturer source · 2026-09-15
John Deere — all tractors 1977+ with the large hex plug (unknown). Confirm the engine code and serial/VIN with the source.
Application guides: heavy-duty / tractors
Browse all heater parts and cords
A listing check confirms the product identity at the time of review; it does not guarantee stock or compatibility. Read our fitment methodology.