Keep a dependable spark firing in every cylinder with the Champion Copper Plus Spark Plug 516, a D16 standard-replacement plug from Champion's agricultural plug line built around copper-core ignition performance. It fits many vehicles, among them the 1933-1937 Ford 1 Ton Pickup, the 1933-1937 Ford 1/2 Ton Pickup and the 1936-1937 Buick Roadmaster Series 80. See the "Vehicles it fits" section for the full list and engine codes.
- Copper core precision: A copper core center electrode with a nickel tip allows accurate control of heat range for dependable performance.
- Corrosion resistance: A coated shell resists corrosion in harsh environments.
- Easy to install: It arrives pre-gapped at 0.025 in (0.64 mm) to simplify installation.
- OE-quality fit: Built to meet OE fit, form and function.
Specifications: D16 plug type, flat seat, 18 mm (0.709 in) thread diameter and a non-resistor design. Country of origin: Mexico.
The number of plugs needed varies by engine. Check the "Vehicles it fits" section for the quantity your application uses. Hard starting, misfires, rough running or reduced power are signs a spark plug may need replacing. Diagnose the cause first; if a worn plug is to blame, this plug replaces it.
Interchange: 86 · 86Com · C87 · TC86 · 4905800 · 74905800 · 2775 · 376 · 1810A · M10AC · M12A · M175T1 · TG44840 · 2A3643 · 12 · 15A · 15SPEC · 7 · 7COM · 8 · 8COM · 8SPEC · A26 · A64 · A65 · D16 · X8COM · L14U · M14 · 834241MI · AA4369R · B8X · BT8 · BTS8 · 2910 · AB6 · 188 · 82 · 8H
This part cross-references / interchanges with the following part numbers:
86, 86Com, C87, TC86, 4905800, 74905800, 2775, 376, 1810A, M10AC, M12A, M175T1, TG44840, 2A3643, 12, 15A, 15SPEC, 7, 7COM, 8, 8COM, 8SPEC, A26, A64, A65, D16, X8COM, L14U, M14, 834241MI, AA4369R, B8X, BT8, BTS8, 2910, AB6, 188, 82, 8H
Frequently Asked Questions
What does the Champion 516 spark plug do?
It delivers the spark that ignites the air-fuel mixture in the cylinder. It uses a copper core center electrode with a nickel tip, and a coated shell for corrosion resistance.
Does the Champion 516 come pre-gapped?
Yes. It is pre-gapped at 0.025 in (0.64 mm). Check the gap your engine's service information specifies before installing.
What are the key specifications of this plug?
The 516 is a D16 plug type with a flat seat, an 18 mm (0.709 in) thread diameter and a non-resistor design.
How many spark plugs does my engine need?
The number of plugs needed varies by engine. Check the "Vehicles it fits" section for the quantity your application uses.
Does the Champion 516 fit the 1933-1937 Ford 1 Ton Pickup and 1933-1937 Ford 1/2 Ton Pickup?
Yes. It is listed for the 1933-1937 Ford 1 Ton Pickup and the 1933-1937 Ford 1/2 Ton Pickup. See the "Vehicles it fits" section for engine details.
