What do the numbers and letters mean on a NGK Spark Plug?
0:091:12Spark Plug Numbers & Letters - NGK Spark Plugs -Tech Video - YouTubeYouTubeStart of suggested clipEnd of suggested clipEach part number is made up of a combination of letters and numbers. These are used to identifyMoreEach part number is made up of a combination of letters and numbers. These are used to identify characteristics. Of the sparkplug. With these characters.
How often should NGK spark plugs be changed?
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.
Which spark plugs are interchangeable?
In other words, any brand of spark plug can be used in any vehicle make or model application assuming the plug has the correct dimensions, design and heat range.
What does the 11 mean on NGK spark plugs?
An example of an NGK racing plug is R5671A-11. Here, R5671A represents the plug type and -11 represents the heat range.
How do I know if my spark plugs need changing?
7 Signs You Need to Replace Your Spark PlugsThe car is hard to start. ... The engine misfires. ... You're heading to the gas station more often. ... The engine idling is rough and noisy. ... Your car struggles to accelerate. ... The engine is really loud during normal driving. ... Your 'check engine' light is on.
How do you know when it's time to change spark plugs?
Not Sure When to Change Spark Plugs? Look for 6 SignsYour check engine light comes on. ... Your car has trouble starting. ... You're filling up the gas tank more often. ... The engine idles roughly (and you can hear it!). ... Your car won't accelerate quickly. ... Per the manufacturer, it's time!
What happens if I use the wrong spark plug?
It is possible that incorrect spark plugs can damage the engine of the car. For example, using an inductive spark plug with a resistance-type ignition system will cause misfiring and poor performance. The result is a loss of power and the car may stall.
Can I use platinum 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. The only issue with iridium is that it costs double the price of platinum with little improvements in performance.
Which is better copper or iridium spark plugs?
Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. However, the overall longevity of these two types of metal is better than copper plugs. In reality, copper has the best performance of all three and the worst longevity.
What does the L mean on a NGK spark plug?
Field four: Thread reach. E = 19mm F = tapered seat H = 12.7mm (1.5") L = 11.2mm (7/16")
Which NGK plug is hotter?
On NGK spark plugs, the lower the number the hotter the plug (higher numbers are colder). Thus, your NGK BR9ES is colder than a BR8ES.
What is the difference between BR9ES and BPR9ES?
tHE BPR9ES is the plug for polaris sleds. Thats the P designation. The BR9ES will run fine and only costs 2 bucks. The BR9ECS is made special for Doo.