Description
The Champion 569 Copper Plus is a conventional copper-core spark plug designed primarily for small engines, agricultural equipment, industrial engines, and vintage applications. It uses proven copper-core construction for dependable conductivity and heat control, helping deliver consistent ignition and reliable starts.
This plug is aimed at older and specialty equipment where OE-style conventional plugs are required, and it includes a coated shell for corrosion resistance in harsh operating conditions.
Key Features
-
Copper core center electrode for strong conductivity and heat control
-
Coated shell for corrosion resistance
-
OE-style replacement for small engines and specialty equipment
-
Easy installation with factory pre-gap
-
Dependable starts in varying conditions
- Built to OE fit, form, and function
- Non-resistor design
Specifications
General
- Part Number: 569
- Brand: Champion
- Product Line: Copper Plus
- Classification: Champion Agricultural Plugs
- Grade Type: Standard Replacement
Dimensions
- Plug Type: W14
- Thread Diameter: 0.875 in / 22.225 mm
- Reach: 0.625 in
- Hex Size: 0.938 in / 23.830 mm
- Seat Type: Flat
- Washer Type: Crush
- Washer Included: Yes
Electrode / Construction
- Center Electrode Tip Material: Nickel
- Center Electrode Design: Standard
- Center Electrode Diameter: 0.125 in
- Ground Electrode Quantity: 1
- Ground Electrode Material: Nickel Copper Alloy
- Ground Electrode Core Material: Nickel
- Ground Electrode Tip Material: Nickel
Gap / Heat Range
- Pre-Gap: 0.028 in / 0.71 mm
- Manufacturer Heat Range: 14
Other
- Resistor Type: No
- Indexed: No
- Installed Height: 2.57 in
- Taper Diameter: 0.42 in
- Prop 65: No
Fitment Overview
This plug appears to be intended mostly for:
- Vintage automotive applications
- Agricultural and industrial equipment
- Construction and utility machinery
- Stationary engines, pumps, compressors, welders, lighting plants, and specialty equipment
Examples from your fitment data include:
- Early vehicles such as Maxwell, Studebaker, HCS, Haynes, Lexington, Apperson
- Older and industrial brands such as Case, Cletrac, Caterpillar, John Deere, Oliver, International, Galion, Austin-Western, Barber Greene
- Utility/industrial engine and equipment makers such as Worthington, Ingersoll-Rand, Gardner-Denver, Joy, Lincoln Electric, Delco-Lite
This is clearly a specialty plug, not a typical modern passenger-car spark plug.
Best Use Case
The Champion 569 is best suited for:
- Older engines originally designed for large-thread conventional plugs
- Agricultural and industrial equipment
- Collectors/restorers maintaining vintage machinery
- Small engine and stationary power equipment requiring this exact thread/reach/heat range
Summary
The Champion 569 is a heavy-duty conventional copper-core spark plug for vintage, agricultural, industrial, and specialty engines. Its standout traits are the large 22.225 mm thread, 0.625 in reach, 0.028 in gap, and non-resistor design, making it a niche OE-style replacement rather than a modern automotive plug.
