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NGK 95856 Spark Plug
| Brand | NGK 95856 |
|---|---|
| Resistance | 5000.0 |
| Ground Electrode Tip Design | Standard |
| Ground Configuration | J-gap |
| 11589 | Metric |
| Ground Electrode Core Material | Nickel |
| Washer Included | No |
| Grade Type | Performance |
| Electrical Terminal Type | Non-removable nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Iridium |
| Pre-Gap Size | .040 |
| Pre-Gap Size | 1.0 |
| Ground Electrode Quantity | 1 |
| Hex Size | 5/8" (16mm) |
| Insulator Height | 2.07 |
| Insulator Height | 52.5 |
| Manufacturer Heat Range | 7 |
| Seat Type | Tapered |
| Reach | 0.984 |
| Reach | 25.0 |
| Insulator Material | Ceramic |
| Resistor Type | Yes |
| Skirt Length | 0.0 |
| Thread Size | M14 - 1.25 |
| Ground Electrode Tip Material | Platinum |
| Skirt | No |
| Center Electrode Insulator Tip Projection | 0.14 |
| Center Electrode Insulator Tip Projection | 3.5 |
| Center Electrode Design | Fine wire |
| 9805 | Mid projection |
| Product line | Laser Iridium Spark Plug |
| Fits | Ford · 7 vehicles |
OE application tested. Built to meet strict quality and durability standards.
Iridium-tipped center electrode. Delivers long-lasting durability and reliable starts.
Fine-wire design. Promotes efficient spark delivery for performance use.
Cross-references NGK 95856 and ILTR7N10 for the same application. See all 2.
NGK Laser Iridium Spark Plug for Ford Performance
NGK Laser Iridium Spark Plug 95856 is built for OE-style ignition performance with durability focused materials and precise electrode design. It is a direct-fit spark plug for select Ford F-150 and Ford Mustang applications, including 2025 Ford F-150 and 2019-2022 Ford Mustang fitments listed below.
The Laser Iridium line combines an iridium-tipped center electrode with a platinum ground electrode pad on many applications to promote even wear in distributorless ignition systems. NGK also uses a high-grade ceramic insulator and copper core construction to help manage heat and support reliable starting.
Key Features
- NGK part number 95856
- Laser Iridium spark plug for OE-style service intervals
- Iridium center electrode tip for long service life
- Platinum ground electrode tip for even wear
- Fine wire center electrode design
- Pre-gapped at .040 in. / 1.0 mm
- Resistor type plug with 5,000 ohm resistance
- Tapered seat, M14 x 1.25 thread, 5/8 in. hex
- Copper core and ceramic insulator construction
Product Details
NGK Laser Iridium Spark Plug 95856 is engineered for select Ford ignition systems that call for a tapered-seat, resistor-style plug with a 0.984 in. reach. The fine wire iridium center electrode and platinum ground tip are used to support consistent spark delivery and controlled wear over extended service intervals. This part cross-references NGK ILTR7N10 for the same application.
Compatible With 2025 Ford F-150, N/A; 2023-2024 Ford F-150, N/A; 2022 Ford Mustang, N/A; and 2019-2021 Ford Mustang, N/A. Search terms such as Ford F-150 spark plug replacement, Ford Mustang Laser Iridium spark plug, and NGK 95856 ignition service apply to this OE-style replacement.
Common Issues This Part Can Address
- Hard starting caused by worn spark plug electrodes
- Rough idle from inconsistent ignition output
- Misfire conditions related to plug wear or gap drift
- Reduced throttle response from degraded spark quality
- Service interval replacement for factory-recommended maintenance
Installation Notes and Quality Assurance
Verify thread size, seat type, reach, and pre-gap before installation. Use the specified torque procedure for the engine application and inspect ignition coils, boots, and wiring during service. For Ford F-150 and Ford Mustang applications, confirm the engine code and service interval listed by the vehicle manufacturer before replacing plugs.
NGK manufactures Laser Iridium plugs to OE application standards and tests them for durability and consistent performance. Part number 95856 is built to match the listed Ford fitments and service requirements.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2025 | Ford | F-150 | 5.2L | V8 | 60,000 mi (Severe) / 100,000 mi (Normal) Factory Recommended Service Interval; Laser Iridium Spark Plug |
| 2024 | Ford | F-150 | 5.2L | V8 | 60,000 mi (Severe) / 90,000 mi (Normal) Factory Recommended Service Interval; Laser Iridium Spark Plug |
| 2023 | Ford | F-150 | 5.2L | V8 | 60,000 mi (Severe) / 90,000 mi (Normal) Factory Recommended Service Interval; Laser Iridium Spark Plug |
| 2022 | Ford | Mustang | 5.2L | V8 | 60,000 mi (Severe) / 100,000 mi (Normal) Factory Recommended Service Interval; Laser Iridium Spark Plug |
| 2021 | Ford | Mustang | 5.2L | V8 | 60,000 mi (Severe) / 100,000 mi (Normal) OE Mfr Recommended Service Interval; Laser Iridium Spark Plug |
| 2020 | Ford | Mustang | 5.2L | V8 | 60,000 mi (Severe) / 100,000 mi (Normal) OE Mfr Recommended Service Interval; Laser Iridium Spark Plug |
| 2019 | Ford | Mustang | 5.2L | V8 | 60,000 mi (Severe) / 100,000 mi (Normal) OE Mfr Recommended Service Interval; Laser Iridium Spark Plug |
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