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NGK 93227 Spark Plug
| Brand | NGK 93227 |
|---|---|
| Resistance | 5000 |
| Ground Electrode Tip Design | Square platinum electrode - high ignitability |
| Ground Configuration | Standard |
| Ground Electrode Core Material | Nickel |
| Electrical Terminal Type | Non-removable nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Iridium |
| Pre-Gap Size | .030 |
| Ground Electrode Quantity | 1 |
| Hex Size | 14 |
| Insulator Height | 52.50 |
| Manufacturer Heat Range | 7 |
| Seat Type | Tapered |
| Reach | 25.00 |
| Thread Diameter | 12.00 |
| Part Number | Silnar7b7 |
| Stock Number | 93227 |
| Product line | Laser Iridium High Ignitability Spark Plug |
| Fits | Chevrolet · 4 vehicles |
Laser iridium design. Delivers high ignitability for reliable spark performance.
OE supplier heritage. Built by NGK, a long-time original equipment spark plug manufacturer.
Tapered seat. Provides a precise fit for secure installation.
Cross-references NGK 93227 and 55486272 for the same application. See all 2.
NGK Laser Iridium Spark Plug for OE Ignitability
NGK 93227 is a Laser Iridium High Ignitability spark plug built for direct replacement service in select Chevrolet Malibu applications. It uses an iridium center electrode, a square platinum ground electrode tip, and a 0.030 in. pre-gap to support consistent ignition performance in the 2016-2019 Malibu platform.
Key Features
- Laser Iridium High Ignitability design for OE-style ignition performance
- Iridium center electrode tip with copper core for stable spark delivery
- Square platinum ground electrode tip for improved ignitability
- 0.030 in. pre-gap for specified applications
- 5000 ohm resistance
- Tapered seat, 12 mm thread diameter, 14 mm hex size
- NGK part number 93227 / SILNAR7B7
Product Details
NGK’s Laser Iridium High Ignitability line is engineered around OE replacement requirements, with materials and dimensions selected to match the ignition needs of modern engines. This spark plug combines an iridium firing tip with a nickel ground electrode core and a copper center electrode core, helping maintain reliable spark characteristics under everyday driving conditions. For Chevrolet Malibu owners searching for an OE spark plug replacement, NGK 93227 provides the correct fitment and specification match for listed 2016-2019 models.
NGK has long supplied original equipment spark plugs for domestic and import vehicles in North America, and this part reflects that OE-focused approach. This part cross-references GM 55486272 for the same application.
What It Helps Address
- Rough idle caused by worn spark plug electrodes
- Hard starting from degraded ignition performance
- Misfire conditions related to incorrect plug gap or wear
- Reduced throttle response from inconsistent spark delivery
- Service replacement needs on listed Chevrolet Malibu models
Installation Notes and Tips
Fits 2018-2019 Chevrolet Malibu, N/A. Fits 2017 Chevrolet Malibu, N/A. Fits 2016 Chevrolet Malibu, N/A. Verify the engine application and confirm the specified 0.030 in. gap before installation. Use the tapered seat and thread specifications listed for the vehicle, and follow the manufacturer service interval for your Malibu when replacing plugs. NGK 93227 should be installed only on the confirmed applications shown in the fitment data.
Quality Assurance
NGK is a major OE spark plug supplier with more than 80 years of automotive experience and a manufacturing network supporting North American and global distribution. The brand’s OE legacy and application coverage support consistent part selection for service work on Chevrolet Malibu ignition systems.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2019 | Chevrolet | Malibu | 1.8L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.030"; OE Equivalent Design*; 96,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2018 | Chevrolet | Malibu | 1.8L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.030"; OE Equivalent Design*; 96,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2017 | Chevrolet | Malibu | 1.8L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.030"; OE Equivalent Design*; 97,500 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2016 | Chevrolet | Malibu | 1.8L | L4 | N/A | New Model; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.030"; OE Equivalent Design*; 97,500 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
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