Product Details
Iridium IX™ Spark Plug (4919) by NGK®. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
Specifications
| Thread Diameter: 14 mm |
| Thread Pitch: 1.25 mm |
| Seat Type: Gasket |
| Reach: 19 mm (3/4") |
| Hex Size: 5/8" (16 mm) |
| Terminal Type: Solid |
| Overall Height: JIS |
| Gap: .043" (1.1 mm) |
| Center Electrode |
| Material: Iridium |
| Type: Fine Wire |
| Size: 0.6 mm |
| Projection: Projected |
| Ground Electrode |
| Material: Nickel |
| Type: Standard |
| Shape: Taper Cut |
| Quantity: 1 |
| Resistor: Yes |
| Resistor Value: 5k Ohm |
| Heat Range: 6 |
| Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft. |
| Electrode Material: Iridium |
| Nominal Gap: 1.1 mm |
Features
- Manufactured to boost your engine’s performance
- Engineered utilizing the finest materials and equipment
- Provides reliable, hassle-free operation
- Made in compliance with high industry standards
- Made to perform and built to last
Since its inception, the Autolite® brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. Autolite has been in operation for over 100 years and produced more than 11 billion spark plugs and glow plugs. Autolite plugs are specifically designed for each application to meet or exceed OE quality and performance. Autolite makes plugs for Japanese, European and Korean cars as well as plugs for Lawn & Garden and Power Sports.
As a leading supplier of spark plugs, ignition wire sets and Coil-on-Plug boots, the Autolite brand has the right ignition products for your vehicle, regardless of make or model, import or domestic.
Starting with a single product in 1936, NGK® became the world leader in innovation, technology, and premium quality in the manufacture of spark plugs for virtually every automotive manufacturer in the world. NGK`s extraordinary growth can be attributed to a philosophy of manufacturing the product where it is going to be used, which means a substantial number of products sold in the USA are made in America. One of the benefits of such a policy is the ability to work closely with manufacturers in developing products tailored specifically to their needs. Today with ISO 14001 and ISO/TS 16949 certification as well as state-of-the-art manufacturing and inventory facilities, NGK provides customers with the finest spark plugs and complimentary products.
NGK® - Spark Plugs Installation