Iridium is said to be six times harder and eight times stronger than platinum with a 700° higher melting point. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs.
Can I use platinum spark plugs instead of Iridium?
Platinum may be harder than copper, but iridium is the hardest among the three, and iridium spark plugs outlast platinum spark plugs by almost twice the mileage. … It offers better performance than platinum, but with the downside of a higher cost. Iridium spark plugs come standard on select modern vehicles.
Do Iridium plugs make more power?
You may experience more engine power with iridium spark plugs. Iridium spark plugs can improve the performance of your engine with regard to its power. This advantage becomes apparent in situations where you need to climb steep hills or handle challenging driving situations.
Are Iridium plugs worth the extra money?
Yes they are. Iridium spark plugs have a much finer center electrode. One thing is that a fine sharp edge takes less energy to jump the gap. … Two is that it retains that sharpness over a much longer period of time, two times longer than platinum, and up to 30 times longer than a standard spark plug.
What spark plugs are better than Iridium?
Platinum spark plugs are certainly more durable than copper spark plugs. However, they’re not as durable as iridium spark plugs so having to change your spark plugs may be needed sooner. This means if durability is a quality that you’re looking for the most, then you won’t get it from platinum spark plugs.
What is the best spark plug brand?
- Editor’s Pick: Denso Platinum TT Plug. …
- NGK V-Power Spark Plug. …
- ACDelco Professional Iridium. …
- ACDelco Professional RAPIDFIRE. …
- Champion Copper Plus. …
- Motorcraft Spark Plugs. …
- NGK Laser Platinum.
What’s the best spark plugs for horsepower?
Best Spark Plugs for Horsepower
- Denso (4504) PK20TT.
- NGK 3403 G-Power.
- ACDelco 41-962.
- NGK Iridium IX.
- ACDelco 9748RR Wires.
Should I buy OEM sparkplugs?
So even if you’re trying to save money on spark plugs and don’t care about longevity, OEM plugs are still the way to go. They’ll ensure maximum performance and fuel economy, and that will save you on one of your largest vehicle expenses (fuel).
What is the advantage of Iridium spark plug?
It has a high melting point, which also means that it can produce great electrodes while retaining its fine characteristics, Iridium spark plugs gives you better performance, complete combustion and excellent longevity which makes you free from change your spark plugs frequently.
Do Iridium plugs burn hotter?
Denso Iridium Power plugs feature the heat range at the end of the part number. … Denso plugs get colder the higher the number, hotter the lower the number. Starting with part # IK20 (heat range 20), a colder plug would be # IK22, a hotter plug would be # IK16.
Do NGK Iridium spark plugs increase horsepower?
Iridium plugs take less voltage to fire which results in more coil dwell time. That translates to better combustion, lower emissions, better fuel economy and more horsepower. Lower your costs. It’s true – buying an upgraded plug does cost more than a basic spark plug.
Do Iridium spark plugs improve gas mileage?
Iridium spark plugs give you even better gas mileage, performance, reliability, and longevity than double-platinum plugs. … Iridium spark plugs are perfect to use on high-performance engines.
Do spark plugs increase horsepower?
In short, yes, in some situations spark plugs can increase horsepower. The theory behind spark plugs increasing horsepower is that by providing more spark to the firing tip of the spark plug, it will (and does) combust more fuel. …
How long do NGK Iridium plugs last?
NGK gives them a life expectancy of 40-50k miles. But they have to temper their projections as driving conditions and motor modifications differ. Typically we have found you can expect 60,000 to 80,000 miles on an unaltered motor. NGK Laser Iridium Spark Plugs have iridium center and a platinum ground electrodes.
How often should Iridium spark plugs be changed?
Iridium or platinum-tipped spark plugs – also called “long life spark plugs” should be changed 60,000 and 150,000 miles, depending on the owner’s vehicle.
Do spark plug brands matter?
Yes, the brand matters when it comes to performance and how long they last. No. All spark plugs are made same, whether they’re cheapest or the most expensive ones.