Excessive changing of the spark plug gap setting will result in weakening of the spark plug ground electrode and can lead to breakage. An incorrect electrode gap may affect engine performance as the spark magnitude may be insufficient to ensure complete combustion of the air-fuel mixture. This is called "Electrical Performance." The added energy allows them to increase the gap, but still have enough voltage to jump the gap. NGK Standard Spark Plug - CR7HSA is now ⦠0000015576 00000 n 0000049617 00000 n Thanks for any help! The spark plug is an essential component of the engine and they should be regularly checked and replaced to ensure optimum performance. CZ50M. It starts with the parts - At Repco we have a wide range of Spark Plugs. 0000053527 00000 n Secure Online Ordering. New type. See cross reference chart for NGK CR7HS and more than 80.000 other spark plugs. 0000044850 00000 n 0000045664 00000 n NGK Spark Plugs Technologies Almost every petrol engine on the market can use NGK spark plugs: From passenger cars and bikes to Formula 1 and motorcycle racing. Leading in the automotive industry, NGK spark plugs are available for virtually every type of engine â cars, motorcycles, marine applications, small engines, and power tools. At Repco, we have all the Spark Plugs items you need, including NGK Standard Spark Plug - CR7HSA. NGK do not recommend gap adjustment for precious metal spark plugs. There are also drawbacks to indexing spark plugs. 0000005230 00000 n Indexing spark plugs will typically make only a few more horsepower â usually less than 1% of total engine output. %%EOF Many think the larger the gap, the better. Although the NGK factory will set the gap to a preselected setting, this may not be the right gap for your particular engine. Specs . When washers are added, the spark plug may loosen if the washers donât crush properly and hold the torque. 1969. A variety of techniques are used to adjust electrode gaps. Save on NGK Standard Spark Plug (CR7HSA) 4549 at Advance Auto Parts. 54 0 obj <> endobj NGK SPARK PLUG has in over 60 years established itself as a heavily relied upon original equipment manufacturer (OEM). 0000001820 00000 n startxref 90 0 obj<>stream For this reason, most racers add high-energy ignition systems. Fast shipping and great service! 0000018295 00000 n The spark plug Cross references are for general reference only. Spark plug for Chinese ATVs, Scooters-Mopeds, Dirt-Bikes and Go Karts. Typically ships from our warehouse within 7-14 business days. 0000012497 00000 n Also, if too many washers are added, the firing end of the plug will not be as far into the combustion chamber and performance can decrease. By producing a high intensity electrical discharge within the engines combustion chamber the spark plug provides the heat energy required to start the air/fuel mixture burning. 0000042181 00000 n xÚb```f``b`e`ÐVc`@ Ç-9ùDÒ>ªí}_eÁXDLî²ÙÂÛ6»ðúü&AV ó*úuÅÝ)}þ Å G&°¤fëÌí²?¥,V¬¸|aÒξeáqMâÏ»Wí¸¼vSäÝÊâ @¦`9Ù"Ìlìâ $2.39 Open Proceed. Corrugated ribs prevent flashover. (instead of the surface gap BU8H plugs) Does anyone know for sure what the correct gap is for them? It is used to measure the length of the gap between the ground and central electrodes. In most cases, you will find that you can use the plug without gapping it. NGK uses only the purest alumina silicate in its ceramic insulator which gives all NGK p Image Racing Spark Plugs 14mm Spark Plugs (cont.) Contact your local Supercheap Auto store for assistance in selecting the right spark plug for your vehicle. An appropriate method and tool should be used for gap adjustment although it has come to our attention that a variety of improper methods are used that lead to implications. $2.39 NGK 2983 CR6HSA Spark Plug - Same Day Shipping. Details . All NGK Glow Plugs are manufactured to the highest level of quality to ensure quick and consistent starts NGK Resistor Caps The cover body is made of sturdy phenolic resin ⦠0000002032 00000 n 0000039679 00000 n 0000014141 00000 n Model. Plug images are located on the opposite page. NGK CR7HSA Spark Plug $ 3.25 STOCK NGK PLUG FOR GY6 Thread Size: 10mm Reach: 12.7mm (1/2 inch) Hex Size: 16mm (5/8 inch) Gap: 0.7mm (.028 ⦠NGK CR7HSA Spark Plug fits various makes and models. It is usually not worth the effort. 38 replacement spark plugs for NGK CR7HS. 3/4â Reach R5184-95 7485 291 IC 13/16â Hex R5184-10 7457 291 IC 0000000016 00000 n IRIDIUM UPGRADE ... pre-set gap larger then the original item. NGK Motorcycle Spark Plug CR7HSA. NGK traditional plugs are constructed for longer life and optimum performance. PLATINUM UPGRADE STOCK NO. NGK Racing NGK Standard Part No. trailer 0000019869 00000 n 0000010764 00000 n Free Returns. The electrode gap is meticulously controlled when a spark plug is manufactured, and due to the very large selection of plugs, in most cases the electrode gap is set to suit the vehicle as recommended in our catalogue. See cross reference chart for NGK CR7HSA and more than 80.000 other spark plugs. However, when dealing with a modified engine, you should adjust the NGK iridium spark plugs as needed. Compare Compare Now 0.7mm Gap; In stock. NGK Spark Plugs USA. NGK Spark Plug Upgrade Chart ORIGINAL PLUG STOCK NO. Also, the spark plug gap should never exceed .055" unless pre-set by the manufacturer. Adjusting the Electrode Gap. Electrode Gap. NGK SPARK PLUGS - MOTORCYCLE APPLICATIONS KAWASAKI KAWASAKI cc Model Year Regular Premium Plug Gap cc Model Year Regular Premium Plug Gap 250 KLR250 96-05 DPR9EA-9 DPR9EIX-9 0.035 250 KLX250-A 79-80 BR7ES BR7EIX 0.032 250 KLX250-D 94-96 CR8E CR8EIX 0.032 250 KLX250H 2006 CR8E CR8EIX 0.032 250 KLX250S 06-10 CR8E CR8EIX 0.032 0000006427 00000 n 0000002413 00000 n We sell high quality NGK Spark Plugs for Kubota Equipment and other replacement parts online. Est. Spark plug charts are sorted by thread size, thread reach, hex size. In this way, you can tell if the 49cc spark plug gap will work for the plug you have in mind. It cools the electrode tip and insulator tip, which prevents hot spots that could cause pre-ignition. CC. Delayed Shipping. %PDF-1.6 %âãÏÓ NGK CR7HSA spark plug for various makes and models - Available in singles and packs of 4. For a 500 hp engine, thatâs only 5 hp. 0000001517 00000 n 0000051170 00000 n 0000006880 00000 n The NGK spark plug finder helps find the right spark plug via the NGK spark plug codes. 0000001036 00000 n 0 0000007638 00000 n Adjusting the Electrode Gap. A spark plug part number might fit hundreds of different engines from many different manufacturers. Hotter plugs are listed above the colder plugs. 54 37 0000002737 00000 n The electrode gap of a spark plug dictates the spark magnitude. NGK Spark Plugs are designed to meet or exceed OE standards- this means that all NGK spark plugs will meet the specifications set by the manufacturer of your vehicle. NGK 4549 CR7HSA Nickel Spark Plug. 0000002475 00000 n -`ÂÓ ¨``ÁÑpKs©DÊõ¡NÍl,³Äedo,ÙØäpXõ½ZÐæÂLf2³1X°¾`x!¬`x ÇaN. Part Number. NGK Spark Plugs feature a trivalent plating, a silver-or-chrome colored finish on the threads is designed to provide corrosion resistance against moisture and chemicals. <<2AB9CF17F934604F954287D3CB91D0BA>]>> 49-C7HW. In some rare cases however, a specific electrode gap may be required for some vehicles which is not commonly manufactured. While plugs are pre-gapped from the factory, the gap may need to be adjusted for the vehicle that the spark plug is intended for. However, if the gap is too large, and the ignition system canât provide the voltage needed to spark across the gap, or turbulence in the combustion chamber blows out the spark, misfires will occur. This plug fits 50cc, 70cc, 90cc, 100cc, 110cc, 125cc, and 150cc models. Since the gap size has a direct effect on the voltage necessary to jump the gap and ionize (light) the air-fuel mixture, careful attention is required. Sold without a terminal nut. 0000016975 00000 n An appropriate method and tool should be used for gap adjustment although it has come to our attention that a variety of improper methods are used that lead to implications. Since the gap size has a direct effect on the voltage necessary to jump the gap and ionize (light) the air-fuel mixture, careful attention is required. BRAND NGK . 0000008061 00000 n 0000048005 00000 n It owes to the specs manufactured at present. The NGK Motorcycle Spark Plug CR7HSA quickly dissipates large amounts of heat, preventing overheating and fouling and performs equally well in a hot or cold engine. NGK is the "Gold Standard" in spark plugs. fRRRK³ØÒ4²knSf`Vû xref Z50A. A spark plug gap gauge is a disc with a sloping edge, or with round wires of precise diameters. 0000007381 00000 n Stock No. NGK always works very closely with the engine manufacturer to ensure a perfect match between spark plug and machine. Most experienced tuners know that increasing the gap size increases the spark area exposed to the air-fuel mixture, which maximizes burn efficiency. Stock. NGK SPARK PLUGS - MOTORCYCLE APPLICATIONS cc Model Year Regular Premium Plug Gap cc Model Year Regular Premium Plug Gap 50 C100 59-62 CR7HSA CR7HIX 0.024 50 C102 60-62 CR7HSA CR7HIX 0.024 50 C110 60-62 CR7HSA CR7HIX 0.024 50 CA100 62-70 CR7HSA CR7HIX 0.024 50 CA100T 61-62 CR7HSA CR7HIX 0.024 50 CA102 62-69 CR7HSA CR7HIX 0.024 50 CA110 ⦠0000007138 00000 n Year. They were all set at about .026-.027 out of the box, but I have no idea if that is correct. Please refer to our Compatibility tab to see if this is the correct replacement spark plug for your motor scooter. While plugs are pre-gapped from the factory, the gap may need to be adjusted for the vehicle that the spark plug is intended for. A variety of techniques are used to adjust electrode gaps. Indexing is done by placing (usually copper) washers of varying thickness on the spark plug shoulder, so that when the spark plug is tightened, the plug will rotate a certain amount, and gap will point in the desired direction. 0000002812 00000 n Image Part No. NGK 4549 CR7HSA Nickel Spark Plug SKU #CR7HSA. NGK-CR7HSA Spark Plug for 50cc 70cc 90cc 110cc 125cc 150cc ATV Dirt Bike Go Kart Moped Scooter Pit Bike Quad Bikes 4.4 out of 5 stars 85 #1 Best Seller in Powersports Spark Plugs ... CR7HSA 4549 - - CR7HIX 7544 CR8E 1275 - - ⦠CZ100. Gap. This plug features trivalent metal plating, corrugated ribs to prevent flashover, and is triple-sealed. 0000041192 00000 n C7HSA-4629. 0000002379 00000 n Those with modified engines must remember that higher compression or forced induction will typically require a smaller gap setting (to ensure ignitability under higher pressure). 49-C7HS---98056-57711. Copper wire is used in place of the usual iron core, which dissipates heat quicker. ITEM #NGK4549. The larger the gap, the more voltage is needed to jump the gap. ¤XìZ%~-L.¬'00°31h The voltage requirement is directly proportional to the gap size. Please ensure that these are suitable for the intended application. Ok, I understand Nevermind × Open Delay. Stock No. Old type. 0000006119 00000 n NGK do not recommend gap adjustment for precious metal spark plugs. 0000001439 00000 n However, without testing different index positions in an engine on a dyno, it is nearly impossible to determine which index increases performance. Buy online, pick up in-store in 30 minutes. 50 replacement spark plugs for NGK CR7HSA. PayPal Accepted. This NGK (4629) C7HSA spark plug is the replacement part for many 4-stroke Chinese atvs, dirt bikes, go-karts and scooters. The NGK CR7HSA spark plug is a resistor type plug, and it will fit a number of well known scooter models. The spark plug gap adjustment should not be changed more than 3 times and should not exceed .008" in either direction. Correct way to check, set and adjust your spark plug gap. 98056-57710. You simply need to keep making adjustments until the key fits snugly. In most engines, performance will improve when the spark plug gap opens toward the intake valve(s). The simplest gauges are a collection of keys of various thicknesses which match the desired gaps. A sufficient amount of voltage must be supplied by the ignition system to cause it to spark across the spark plug's gap. Is your Kubota down? 0000005685 00000 n The temperature of the spark plug's firing end must be kept low enough to prevent pre-ignition, but high enough to prevent fouling. Browse our selection and order online today. Number (old) Honda. 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