How many miles can iridium spark plugs last?
Long-life platinum and iridium spark plugs will typically last up to 100,000 miles or longer provided the engine isn’t using oil or doesn’t spend a lot of time idling.
How long do iridium or other high quality spark plugs last?
The average, modern iridium spark plug should last for 3-4,000 hours of engine uptime, depending on the gas quality.
What mileage should spark plugs be replaced?
every 30,000 miles
And as a general rule, we recommend replacing spark plugs every 30,000 miles, which falls in line with most manufacturers’ recommendations. You can check your owner’s manual or the manufacturer’s website for information specific to your make and model vehicle.
Is it worth buying Iridium spark plugs?
Iridium spark plugs are the most expensive spark plug model on the market, but in many cases they are worth the investment, as the premium price also comes with high performance and reliability.
Is iridium better than double platinum?
In comparing iridium with platinum, iridium has proven to have more advantages than platinum. The strength of iridium spark plugs is capable of lasting up to 25% longer than that of platinum spark plugs. Therefore, iridium is completely better than double platinum.
Can spark plugs last 300000 miles?
If you are getting 300,000 miles from spark plugs that is amazing. Lots of miles on spark plugs tends to wear the center electrode. But as long as you are not experiencing misfire then you are probably OK. I would not go past the recommended mileage for the plugs you have.
How many miles should I change my spark plugs?
Which spark plugs are better NGK or Denso?
Denso plugs are installed on almost every automobile model manufactured in Japan. The iridium used in them has a superior hardness. The electrode’s diameter in these plugs shrinks more than an NGK. For this reason, Denso plugs won’t last longer than NGK units but they will be better at producing powerful sparks.