When it comes time to replace your Nissan 350Z spark plugs, choosing the best option for your vehicle is important. Many different types of spark plugs are available on the market, so deciding which ones are right for your car can be difficult.
Nissan 350Z Spark Plug Gap Chart
Regardless of 350Z model year or engine type, Nissan specifies that the spark plug gap should be set to 0.044 inches for proper operation.
| Years | Engine | Spark Plug Gap |
|---|---|---|
| 2003-2005 | V6 3.5L VQ35DE | 0.044″ (1.11mm) |
| 2006-2008 | V6 3.5L VQ35HR | 0.044″ (1.11mm) |
| 2006-2008 | V6 3.7L VQ37VHR NISMO | 0.044″ (1.11mm) |
Nissan 350Z Z33 Spark Plugs
Best spark plugs for 2009 Nissan 350Z
| Engine | V6 3.5L VQ35HR | V6 3.7L VQ37VHR NISMO |
| Spark Plug Gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. Needed | 6 | 6 |
| Change Intervals | 105,000 miles | 105,000 miles |
| Best Spark Plugs | Denso 3442 FXE22HR-11 Iridium Long Life | Denso 3457 FXE24HR-11 Iridium Long Life |
| Popular Choice | NGK 1406 DILKAR7B11 Laser Iridium | NGK 90174 DF8H-11B Laser Iridium |
Best spark plugs for 2008 Nissan 350Z
| Engine | V6 3.5L VQ35HR | V6 3.5L VQ35HR NISMO |
| Spark Plug Gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. Needed | 6 | 6 |
| Change Intervals | 105,000 miles | 105,000 miles |
| Best Spark Plugs | Denso 3442 FXE22HR-11 Iridium Long Life | Denso 3442 FXE22HR-11 Iridium Long Life |
| Popular Choice | NGK 1406 DILKAR7B11 Laser Iridium | NGK 1406 DILKAR7B11 Laser Iridium |
Best spark plugs for 2007 Nissan 350Z
| Engine | V6 3.5L VQ35HR | V6 3.5L VQ35HR NISMO |
| Spark Plug Gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. Needed | 6 | 6 |
| Change Intervals | 105,000 miles | 105,000 miles |
| Best Spark Plugs | Denso 3442 FXE22HR-11 Iridium Long Life | Denso 3442 FXE22HR-11 Iridium Long Life |
| Popular Choice | NGK 1406 DILKAR7B11 Laser Iridium | NGK 1406 DILKAR7B11 Laser Iridium |
Best spark plugs for 2006 Nissan 350Z
| Engine | V6 3.5L VQ35HR | V6 3.5L VQ35HR NISMO |
| Spark Plug Gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. Needed | 6 | 6 |
| Change Intervals | 105,000 miles | 105,000 miles |
| Best Spark Plugs | Denso 3442 FXE22HR-11 Iridium Long Life | Denso 3442 FXE22HR-11 Iridium Long Life |
| Popular Choice | NGK 1406 DILKAR7B11 Laser Iridium | NGK 1406 DILKAR7B11 Laser Iridium |
Best spark plugs for 2005 Nissan 350Z
| Engine | V6 3.5L VQ35DE 35th Anniversary | V6 3.5L VQ35DE |
| Spark Plug Gap | 0.044″ (1.11mm) | 0.044″ (1.11mm) |
| Qty. Needed | 6 | 6 |
| Change Intervals | 105,000 miles | 105,000 miles |
| Best Spark Plugs | Denso 3417 SK16HR11 Iridium Long Life | Denso 3417 SK16HR11 Iridium Long Life |
| Popular Choice | NGK 4469 LFR5AIX-11 Iridium IX | NGK 4469 LFR5AIX-11 Iridium IX |
Best spark plugs for 2004 Nissan 350Z
| Engine | V6 3.5L VQ35DE |
| Spark Plug Gap | 0.044″ (1.11mm) |
| Qty. Needed | 6 |
| Change Intervals | 105,000 miles |
| Best Spark Plugs | Denso 3417 SK16HR11 Iridium Long Life |
| Popular Choice | NGK 4469 LFR5AIX-11 Iridium IX |
Best spark plugs for 2003 Nissan 350Z
| Engine | V6 3.5L VQ35DE |
| Spark Plug Gap | 0.044″ (1.11mm) |
| Qty. Needed | 6 |
| Change Intervals | 105,000 miles |
| Best Spark Plugs | Denso 3417 SK16HR11 Iridium Long Life |
| Popular Choice | NGK 4469 LFR5AIX-11 Iridium IX |
How Often Should Spark Plugs Be Changed Nissan?
Spark plugs should be changed every 100,000 miles or sooner if they are damaged.
Read Also: How to Gap Spark Plugs for Optimal Performance
What Are The Different Types Of Spark Plugs?
Three main types of spark plugs exist: iridium, platinum, and copper.
Iridium spark plugs are made with a small amount of iridium on the tip, which helps to create a stronger spark. Platinum spark plugs have a platinum tip that provides long-lasting durability. Copper spark plugs are the most economical option and provide good overall performance.
Reading Suggestion: Copper Spark Plugs vs Platinum
How Do I Choose The Right Spark Plug For My Nissan 350Z?
When choosing the best spark plug for your Nissan 350Z, it is important to consider your engine type. If you have a naturally aspirated engine, you will want to choose a copper or platinum spark plug. An iridium spark plug is the best option if you have a turbocharged or supercharged engine.
You should also consider the driving conditions you typically encounter. Choosing a spark plug with a hotter heat range is best if you live in an area with hot weather. A colder heat range spark plug is best if you live in an area with cold weather.
Reading Suggestion: The Different Types of Spark Plugs for Your Car
How Can You Tell When a Spark Plug is Bad?
Several symptoms can indicate a spark plug is bad. These include misfiring, poor fuel economy, engine vibration, and difficulty starting the engine.
If you notice any of these symptoms, it is best to replace your spark plugs as soon as possible.
Reading Suggestion: Heat Range Of NGK Spark Plugs
