How you crack the NGK code The letter combination (1-4) before the heat rating indicates the thread diameter, hexagon spanner width and the design. From a physical perspective it is a small thing which gives rise to a greater one. Being able to “read” a spark plug can be a valuable tuning aid. 2. A spark plug has a relatively simple construction and is nearly maintenance-free, except for the adjustment (gap) of its electrode and periodic cleaning or replacement. By examining the insulator firing nose color, an experienced engine tuner can determine a great deal about the engine’s overall operating condition. (slang) To have sex with, penetrate sexually. What does spark expression mean? See also: plug, spark. plug - WordReference English dictionary, questions, discussion and forums. A flash of light, especially a flash produced by electric discharge. There’s a war being fought out over the internet right now – and the first victim in this explosive war of words is the truth. Resistor type spark plugs reduce the amount of radio frequency interference (RFI) that can cause ignition misfires and static on the radio. It is possible, with care, to decode the construction of Champion sparkplugs. ... Kelly was the spark plug the company needed to get their new project off the ground. (verb) I'd love to plug her. 2. What does plug mean? Champion Symbol Code. 3. Tweet. by This happens if the ratio fuel/air is too high. The gap between the spark plugs used is higher than that at the initial installation time, which is also normal for 0.5 mm. The spark plug color can provide evidence of what is happening inside the engine. plug: to engage in sexual intercourse. spark plug meaning. The Undefined Acronym /Abbreviation/Slang SPFI means Spark Plug Fuel Injector. Any use of this cross reference is done at the installers risk. When the spark plug fires, the electrode will slowly be ablated, resulting in an increase in gap. 4. ... spark plug, sparking plug, plug (noun) electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark. Reading Spark Plugs. Use of anti-seize can increase torque values by 20 percent. Slang sense of "a gallant, a showy beau, a roisterer" (c. 1600) is perhaps a figurative use, but also perhaps from cognate Old Norse sparkr "lively." plug (plÅ­g) n. 1. The term derives from a plug which you can connect electronic products to obtain power to operate said electronic device. spark definition: 1. a very small piece of fire that flies out from something that is burning, or one that is made by…. Meaning and Definition of spark plug. Black sparks indicate that the temperature of the combustion chamber is too low. Spark Plugs is Cockney slang for Drugs. Electricity a. All Free. Most spark plugs come from the factory with a coating or plating that is designed to prevent galling of the threads. spark 1 (spärk) n. 1. Check for correct application and spec/measurements. Being aware of a spark is to be conscious of what is going to make things possible. Traditional name for flip flops, or thongs – not the underwear, but the rubber types of sandel like shoes that are worn on the feet. ‘Disconnect the spark plug and with mower upended, remove the blade.’ ‘Always disconnect your spark plug connection prior to draining.’ ‘With an extra tire, spark plug and clutch cable, experienced riders say that they can fix more than 90 percent of roadside problems.’ A person who has everything u need. One resulting from friction. 1- A spark in a dream represents a beginning. For the new spark plug, the two surfaces of the spark plug electrode are smooth and flat. What does PLUG mean? Definitions by the largest Idiom Dictionary. spark plugs). HOW DO I “READ” A SPARK PLUG? Applying a coat of anti-seize will only lead to incorrect torque readings. The 7th letter contains data about special spark plug construction features. [V] Shell Design - This refers to the thread size and reach of the spark plug. Most resistor spark plugs use a monolithic resistor, generally made of graphite and glass materials, to filter the electrical voltage as it passes through the center electrode. Spark - Idioms by The Free Dictionary. spark plug (English)Noun spark plug (pl. There are additional decodes available for NGK US specification plugs. ; The spark plug is quite simple in theory: It forces electricity to arc across a gap, just like a bolt of lightning. Learn more. b. So, if your vehicle has a little less spunk lately; it might be time to change your spark plugs. [R] Resistor - If an R is present, this indicates a resistor type spark plug. c. One remaining in an otherwise extinguished fire; an ember. Find more ways to say plug, along with related words, antonyms and example phrases at, the world's most trusted free thesaurus. Meaning of PLUG. Synonyms, Antonyms, Derived Terms, Anagrams and senses of spark plug. Spark plug definition is - a part that fits into the cylinder head of an internal combustion engine and carries two electrodes separated by an air gap across which the current from the ignition system discharges to form the spark for combustion. spark phrase. If your spark plugs are fouled or damaged, it can lead to a host of problems including reduced gas mileage, slow acceleration, engine misfires and trouble starting the engine. Spark plug first recorded 1902 (sparking plug is from 1899); figurative sense of "one who initiates or is a driving force in some activity" is from 1941. something much bigger than a drug connect ... most likely a cartel that supplies and distributes intense large amounts of drugs to a vast area .. usually its cocaine, heroin or meth .... a plug meaning they supply the "connects" with large quantity of drugs and the connects distributes to dealers and soo forth Etymology: the male fills in or "plugs" his sexual partner. Plugging someone means that you've connected them to someone they can purchase drugs from. Abbreviations or Slang with similar meaning. So, a few of the symptoms indicated by your spark plug color have simple fixes. Resistor plugs were developed in the 1960s to suppress some of the spark energy, thus lowering RFI to an acceptable level. The spark plug Cross references are for general reference only. An incandescent particle, especially: a. What does Undefined SPFI stand for? b. Setting the gap on the spark plug electrode determines the voltage length and duration of the spark. The part of an internal combustion engine which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke. A usually cylindrical or conic piece cut from something larger, often as a sample. Spark Plug Center Electrode Designs. Outback Bazza. Definition of spark in the Idioms Dictionary. More definitions for Spark Plugs » Credit: contributed by Alan Schofield on 16-Sep-2002. plug (v.) "close tightly (a hole), fill or stop with or as with a plug," 1620s, from plug (n.) or from Dutch pluggen.OED dates the meaning "work energetically at" from c. 1865, and cites "Remembered on the river at Oxford" (and one wonders if a memory from Cambridge would pass). The 5th position (number) stands for the heat rating. A dense mass of material that obstructs a passage. So we decided to talk to Director of Engineering for Autolite, Jerry Reeves, who not only knows this subject really well, but is a car guy, too.What we’ve learned will hopefully dispel many of the myths and old wives’ tales surrounding the spark plug. New Aussie slang in your inbox. Learn More . The 6th letter identifies the thread length. Replace spark plug wires before they wear out: worn plug wires and boots can start to leak voltage to nearby engine parts, causing arcing A spark plug will be offered to all exhibitors and visitors through the Classic Motor Show website ( as a trade in exchange for another item that is twice the value and has a link to motoring. Learn More . Hop on to get the meaning of SPFI. 3. a. Spark definition: A spark is a tiny bright piece of burning material that flies up from something that is... | Meaning, pronunciation, translations and examples A glistening particle, as of metal. An object, such as a cork or a wad of cloth, used to fill a hole tightly; a stopper. One thrown off from a burning substance. You ... 'plugger / pluggers' meaning 2 definitions. SPARKADV - Spark Advance; CSPRRC - Champion Spark Plug Road Racing Classic; FOSP - Fiber Optic Spark Plug; NHSP - Nanjing Huade Spark Plug Co., Ltd.; SA - Spark Arrestor; SAG - Spark Arrester Guide; SAK - Spark Arrester Kit; SAVM - Spark Advance Vacuum Modulator; SPBP - Spark Plug Boot Pliers; CSP - champion spark plug; NSPW - Nology Spark Plug … A spark plug that has an improper gap will show certain signs and symptoms. Plug is a slang term often use to refer to drug dealers. I plugged her. 2- The spark of an idea suggests the germ of a creative potential which, given the opportunity, will become much bigger. Another word for plug. ... any worn-out or useless article: (slang) a silk hat. What is spark plug? This applies to standard copper and platinum plugs. Below is NGK's spark plug part number decode.