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Champion 129 Spark Plug
Reliable Ignition Performance for Dodge and Ford Vehicles
The Champion Copper Plus 129 spark plug is engineered to deliver consistent ignition performance for select Dodge and Ford models. Designed with durable nickel and copper alloy components, this spark plug supports efficient combustion and reliable engine operation.
- Ground electrode core made of nickel for durability
- Nickel center electrode tip for stable spark delivery
- Pre-gapped to 0.030 inches (0.78 mm) for optimal ignition
- Tapered seat type ensuring proper fit and seal
- Resistor type spark plug to reduce electrical interference
- Thread diameter of 0.709 inches (18 mm) with 0.429 inch reach
- Hex size of 0.813 inches (20.65 mm) for standard installation tools
- Manufacturer heat range of 10 suitable for moderate operating temperatures
Detailed Product Description and Specifications
The Champion Copper Plus 129 spark plug features a nickel copper alloy ground electrode and a nickel center electrode tip, providing a balance of conductivity and wear resistance. Its single ground electrode design and resistor construction help maintain consistent spark quality while minimizing radio frequency interference. The spark plug’s tapered seat and precise thread dimensions (0.709 inch diameter, 0.429 inch reach) ensure a secure fit in compatible engines. The pre-gap size of 0.030 inches (0.78 mm) is factory set to optimize ignition timing and combustion efficiency.
Champion Copper Plus Product Line Overview
The Copper Plus line from Champion focuses on delivering reliable ignition components with copper core technology. Copper cores improve heat dissipation and electrical conductivity compared to standard plugs, which helps maintain stable engine performance over time. The Copper Plus 129 spark plug is part of this line, designed to meet the ignition needs of various Dodge and Ford trucks and vans.
Compatible Vehicles and Common Applications
- Dodge D250 and D350 trucks
- Ford E-100 Econoline and Econoline vans
- Ford F-100, F-250, and F-350 trucks
- Dodge Ram 3500 pickups
- Ford W250 and W350 trucks
This spark plug is suitable for secondary ignition systems in these vehicles, helping to address issues such as misfires, rough idling, and poor fuel economy.
Installation Notes and Tips
- Verify compatibility with your vehicle’s make and model before installation
- Use a torque wrench to tighten the spark plug to manufacturer specifications
- Inspect the spark plug hole for debris before installation
- Do not adjust the pre-gap as it is factory set for optimal performance
- Replace spark plugs in sets to maintain consistent engine operation
Quality Assurance and Warranty
Champion Copper Plus spark plugs are manufactured to meet industry standards for ignition components. The use of nickel and copper alloy materials ensures durability and reliable performance. While specific warranty details may vary, Champion products typically come with a limited warranty against manufacturing defects. Consult product documentation or manufacturer resources for exact warranty terms.
| Brand | Champion |
|---|---|
| Part Number | 129 |
| Position | Copper Plus |
| Center Electrode Diameter (Inch) | 0.11 |
| Center Electrode Tip Material | Nickel |
| Classification | Champion Copper Plus |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Material | Nickel Copper Alloy |
| Ground Electrode Quantity | 1 |
| Hex Size | 0.813 |
| Hex Size | 20.650 |
| Hex Type | Hex |
| Installed Height (Inch) | 2.27 |
| Manufacturer Heat Range | 10 |
| Plug Type | RF10C |
| Pre-Gap Size | 0.030 |
| Pre-Gap Size | 0.78 |
| Reach | 0.429 |
| Resistor Type | Yes |
| Seat Type | Tapered |
| Taper Diameter (Inch) | 0.4 |
| Thread Diameter | 0.709 |
| Thread Diameter | 18.000 |
This part fits 139 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1994 | Dodge | Ram 3500 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1993 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1993 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1993 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1993 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1992 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1992 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1991 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1991 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1991 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1991 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1990 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1990 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1990 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1990 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1989 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1989 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1989 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1989 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1988 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1988 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1988 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1988 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1987 | Dodge | D250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1987 | Dodge | D350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1987 | Dodge | W250 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1987 | Dodge | W350 | 5.9L | V8 | N/A | Gap 0.035 (in); Actual OE Part; Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | E-100 Econoline | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1974 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | E-100 Econoline | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1973 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | E-100 Econoline | 4.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1972 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1971 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1970 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | E-100 Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1969 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1968 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | Econoline | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-100 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-100 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-250 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-250 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-350 | 3.9L | L6 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1967 | Ford | F-350 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-100 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-100 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-250 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-250 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-350 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-350 | 5.8L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1966 | Ford | F-350 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-100 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-100 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-100 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-250 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-250 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-250 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-350 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-350 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-350 | 4.9L | L6 | N/A | OE Type; Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1965 | Ford | F-350 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-100 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-100 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-250 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-250 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-350 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-350 | 5.9L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1964 | Ford | F-350 | 5.9L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-100 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-100 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-250 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-250 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-350 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1963 | Ford | F-350 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-100 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-100 | 5.4L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-250 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-250 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-350 | 4.3L | L6 | N/A | Gap 0.030 (in); Plug Type Number RF10C; Copper Plus |
| 1962 | Ford | F-350 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1961 | Ford | F-100 | 5.4L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1961 | Ford | F-250 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1961 | Ford | F-350 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1960 | Ford | F-100 | 5.4L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1960 | Ford | F-250 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1960 | Ford | F-350 | 5.4L | V8 | N/A | OE Type; Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1959 | Ford | F-100 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1959 | Ford | F-250 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1959 | Ford | F-350 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1958 | Ford | F-100 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1958 | Ford | F-250 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
| 1958 | Ford | F-350 | 5.8L | V8 | N/A | Gap 0.035 (in); Plug Type Number RF10C; Copper Plus |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.