Lawn Mower Spark Plug Gap Chart



Note that lawn mower plug heat range availability is extremely limited. Easy safe secure online shopping. Your mower's oil is the sole thing that keeps it operating smoothly and protects its moving parts. Choose a brand from the list below then locate your engine by model number. When it's time to tune up the engine or install a new plug. It is possible that an ignition coil can break down under heat or heavy load. Proper distance for this gap ensures the plug fires at the right time to prevent fouling and early ignition of the lawn mower engine. Find Toro Lawn Mower Spark Plug Parts at RepairClinic. Many manufacturers are now packaging new plugs with the gap pre-set, so it’s as simple as using a spark plug wrench to remove the old plug and installing a new one. Plug Type Resistor; Packaging type OEM package; Package of 25; Fits Echo, Stihl, Jonsered, and Husky chainsaws; Replaces Champion RCJ7Y and Autolite 2974; Priced per pack, sold per pack. spark plug fault diagnosis - The Green Spark Plug Company Heavy deposits accumulate and bridge the electrode gap. Regular lawn mower maintenance is important to keep your lawn mower performing its best. 030 on page 13. You cannot receive a refund if you have placed a ShippingPass-eligible order. Fast, same day shipping. here is the list of parts for your model of lawn mower: Home Maintenance Kit For Models With Engines Marked 12H802 Includes paper air filter, spark plug, engine oil, fuel stabilizer and an oil change sticker. 5 inches by 1 inch. As a sideline, Champion manufactured and sold spark plugs to support himself. Whether you are searching for lawn mower spark plug, motorcycle spark plugs, ATV spark plugs, marine spark plugs, sparkplugs for your daily driver or fully built race car, Brisk USA is the ideal solution for all your spark plug needs. RJ19LM EZ Champion 5861 Spark Plug. 3 out of 5 by 13. Ideally, this should be done each year. Fast, same day shipping. Buy Spark Plugs today from All Mower Spares! Largest range of spare parts in Australia. See why lawncare pros trust Exmark commercial zero-turn mowers 2-to-1 over the next best-selling brand of zero-turn mowers. 030 Quantity required vary by model. Spark Plug Cross Reference Chart Kohler Spark Plug 14 132 11 Cross Reference What Spark Plug Cross References to 794-00055? Suzuki ATV Spark Plug Chart (NGK Brand Plugs) Gas Stations That Sell 100% Gasoline - No Ethanol Kohler Engine Spark Plug Application Chart. Engine temperature will affect a spark plug's operating temperature, but not the plug's heat range. Lawn Mower Spark Plugs. It measures approximately 2. The space between the rod and the bend metal is the gap. Knowing that a bigger gap means a stronger spark, I leave my Hawk GT’s new iridiums as they are on arrival (just below their maximum gap). You also need to check your mower's spark plug. New spark plugs can make pull starting your lawn mower, string trimmer or snow blower significantly easier. ) Spark Plug-Torque 20 N•m (15 lb-ft) Cylinders Twin Oil Filter Yes Air Filter Flat Panel w/Foam PreCleaner Transmission Hydrostatic Transaxle Model Tuff Torq TM T40. 692720 – Electromagnetic Suppression (EMS) Spark plug. Tell me a bit more about what's going on so we can help you best. 04 Camry Battery See More Examples My Vehicles Add a Vehicle My Store Set a Store. Repair your Toro Lawn Mower Spark Plug for less. 040") Briggs & Stratton Intek V-Twin 23HP says = B&S L. Some of these accessories may not apply to your lawn mower. Is your Lawn-Boy down? We sell high quality Champion Spark Plugs for Lawn-Boy Mowers and other replacement parts online. lawn mower spark plugs match with plug cross reference 4051 product. How to Change Spark Plugs - Spark plug Gap setting and Gap cross reference chart. Perhaps your problem has nothing to do with the sparkplug at all. Manufacturers design small engines to operate using different spark plug gaps. Run engine try of fuel or use a fuel stabilizer. Lawn Mower Parts, lawnmower, Tractor Parts, Engine Parts and Supplies for Briggs and Stratton, Kohler Tecumseh Kawasaki Powered Lawnmowers, Tractors. 030") than with a slightly larger than ideal gap, because with time that gap will erode open slightl. 20 Lawn and Garden Spark Plug, Pack of 1: Lawn Mower Replacement Parts - Amazon. The spark should be consistent and jump a 6mm gap. I have been having trouble with my left spark plug fowling on my LX 188. Sometimes the spark plug can be cleaned and adjusted by resetting the spark gap at the end of the plug. The following is a simple checklist you can follow to help isolate a possible cause. the fouled plug will show a spark accross the gap when held against the cyl head, but will not spark under compression when plug is screwed back into cyl/head. Murray Models 22" Lawn Mower User Manual. 030" for use in a FX730. New spark plugs can make pull starting your lawn mower, string trimmer or snow blower significantly easier. The plug ceases to fire, resulting in a dead. The mower is a 6. Watch the spark tester or spark plug, looking for a spark between the electrodes of the tester or spark plug. Use our Part Finder to make sure you're getting the right spark plugs for all your equipment. Shop for NGK plugs for redmax, Stihl, Echo and more at great low prices!. Remove the spark plug wire from the spark plug to avoid inadvertent ignition of the Craftsman tiller. The machines in question Craftsman yard Vacuum model# 247. Honda’s internal timing belt runs in oil, eliminating the need for conventional drive gears. Find Lawn Boy Lawn Mower Spark Plug Parts at RepairClinic. This J17LM spark plug is designed for most small engines. Check spark plug condition and gap using a feeler gauge; Every Season. Easy safe secure online shopping. 030", whether it is a Craftsman or some. New spark plugs can make pull starting your lawn mower, string trimmer or snow blower significantly easier. The spark plug Cross references are for general reference only. Browse our daily deals for even more savings! Free delivery and free returns on eBay Plus items!. P65Warnings. You cannot receive a refund if you have placed a ShippingPass-eligible order. Engine model is 143. connect wire to spark plug. 030" (30 thousandths of an inch) / 0. Open as PDF. What i have found is that the stale fuel will foul the plug, the mower will cough and splutter,backfire etc then stop and will not start again. An hours work will make sure that your lawn mower runs well for many years. Lawn Mower Buying Guide from home depot lawn mower spark plug. Original equipment plugs can improve ease of starting, acceleration, fuel economy, and provide longer life. Also check the spark plug to make sure it is properly gaped and also clean from deposits. Stihl Spark Plug Chart using Bosh and NGK Spark Plug cross-reference. spark plug gap; Welcome to Club Hot Rod! do not ask how long of a rod you need denny you gap your lawn mower plug. Fast shipping and great service!. At the bottom of the spark plug there is a small rod coming out of the end with a small piece of metal bending towards the rod. 030" for use in a FX730. Easy safe secure online shopping. Opening the gaps provides a larger spark, useful for some customized engines in maximizing the efficiency. Lawn Mower & Small Engine Spark Plug Application Chart Use this Small Engine Spark Plug Reference Chart to find the right spark plug for your walk mower, riding mower, zero turn mower or any other gas powered small engine power equipment. Kohler Engine Spark Plug Conversion Chart converts Kohler part numbers to Champion Spark Plug numbers. 030 Quantity required vary by model. 040") Briggs & Stratton Intek V-Twin 23HP says = B&S L. Spring is here…Is your mower ready. Briggs And Stratton 500 Series Spark Plug Learn how to check & clean a small engine spark plug or find instructions for changing plugs in this Briggs & Stratton lawn mower maintenance FAQ. engine requirements. Fits the following John Deere Models: John Deere F620 ZTrak Zero Turn Mower; John Deere F680 ZTrak Zero Turn Mower. Kawasaki small engine spark plugs gaps used on a variety of outdoor power equipment applications. Find Toro Lawn Mower Spark Plug Parts at RepairClinic. NGK Racing NGK Standard Part No. Small Engine Specs Plug gap FB460V. You can learn to properly gap spark plugs by measuring and adjusting accordingly. Proper distance for this gap ensures the plug fires at the right time to prevent fouling and early ignition of the lawn mower engine. biz! Shop online with us for spark plugs and more. Tecumseh Spark Plug. As a sideline, Champion manufactured and sold spark plugs to support himself. â ¢ The model and serial numbers will be found on a decal attached to the rear of the lawn mower housing. Click to add item "Performax® Spark Plug Gap Gauge" to the compare list. AutoZone | Specifications | Spark Plug Gap. Check and adjust the gap on the new spark plug to. This spark plug is designed to be a replacement for a variety of garden equipment engines including Champion RN9YC and NGK BPR6ES. To keep the mower running smoothly, replace the spark plug once a year, or as often as your owner's manual specifies. IMHO, using a torque wrench on a spark plug is going overboard. Replace the riding mower spark plug The spark plug gets electrical current from the ignition system and sparks to ignite the fuel mixture in the cylinder, which drives the piston. The gap for the hr214 spark plug is from. This part is no. We have an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its vehicle application and they are designed to suit a broad range of vehicles on Australian roads. 030", whether it is a Craftsman or some. Use this Trimmer and Blower Spark Plug Reference Chart to find the right spark plug for your weed trimmer, handheld leaf blower or backpack blower. After removing spark plug wires from the spark plug and removing the spark plug, check to see if there is any carbon build up on the electrodes. Lawn mower engine surging is a right pain in the Jacksie, it's an engine that runs erratically, revs up and down by itself uncontrollably. home depot lawn mower spark plug. Q: What is the operating temperature of a spark plug tip? Whether a spark plug is installed in a lawn mower, boat, truck, or race car, the plug tip temperature must remain between 450° C and 850° C. The heavy-duty insulator makes this gator spark plug electrically safe when insulated. It is a push mower. Product Search Search suggestions Ex. Get the best deal for Briggs & Stratton Lawn Mower Spark Plugs from the largest online selection at eBay. Replacing worn spark plugs are important for safety reasons as well as having your equipment functioning properly. The gap size affects the spark plug's firing temperature, which has a direct relationship to the combustion of fuel and air in the engine. For today's demonstration we are using a Toro Super Recycler. Ignition Coil on Plug Boots Glow Plugs Hardware Ignition Coils Ignition Wires Spark Champion 5861 RJ19LM EZ Start Plug. John Deere part and Competitive part listing. I need to change the spark plug and I do not have a manual. Spark plug. Lawn Mower & Small Engine Spark Plug Guide | Power Mower Sales. 75hp, 21" walk behind mulching mower. Your order is not eligible for free shipping as it contains an item that must ship freight. How to Change Spark Plugs - Spark plug Gap setting and Gap cross reference chart. Use this Trimmer and Blower Spark Plug Reference Chart to find the right spark plug for your weed trimmer, handheld leaf blower or backpack blower. It should pop right off. I have used one plug since the start of this season and I havent changed it yet. Plug the spark tester into the boot, and connect the spark tester clip to a good grounding spot on the engine. Depending on your brand and model, the spark plug may be located along the back of the engine or on the front, but is easy to identify by the wire clipped onto its tip. If not, tap the end of the spark plug gently on a solid surface to reduce the gap, or bend it out slightly to increase it. Spark Plugs For Kohler Command, Courage & Magnum. Each wire is a different thickness ranging from one to six millimetres. engine requirements. Step 3: Change the spark plug. Find our best fitting non automotive spark plugs for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Remove the spark plug with a socket wrench. SMALL ENGINE Spark PLugs. If the spark plug is worn or bad, it can cause the mower to run rough or not start at all. Racing applications and modified engines change the heat range requirement of the OEM plug, and sometimes even the physical dimensions. Briggs and Stratton Part No. I have a 17 hp kaw. 75hp, 21" walk behind mulching mower. However, the following general guidelines will get you pointed in the right direction. My toro mower with 17hp kawasaki has the original champion plugs RCJ8Y. The larger the gap, the more voltage you'll need from your ignition so the spark can jump across that gap [NGK Spark Plugs]. Shop for NGK plugs for redmax, Stihl, Echo and more at great low prices!. By examining the center electrode color, an experienced engine tuner can determine a great deal about the engine's overall operating condition. Get the best deals on Briggs & Stratton Spark Plugs when you shop the largest online selection at eBay. A round piece of metal has several different pieces of wire attached. Any use of this cross reference is done at the installers risk. After time spark plugs will become dirty or fouled. Explore Our Family of Brands. of 32 TROUBLE SHOOTING CHART. I just get it out give a little clean and hey it starts working. Watch our video about how to replace the spark plug on a Husqvarna lawn mower. The spark plug gap is an area of open space between the two electrodes of the spark plug. Tell me a bit more about what's going on so we can help you best. engine service specifications lawn mowers 13 riding mowers/lawn tractors 15 spark plug spark plug gap float level engine speed. 9 and a per. You also need to check your mower's spark plug. String Trimmer & Leaf Blower Spark Plug Application Chart. Many thanks, spark plug and coil are new and did all the Ohm checks without the stop switch lead attached to the coil. Reference: Troy-Bilt Bronco Lawn Tractor Trouble Shooting Chart Problem Causes - Mc Lane Manufacturing Inc. You are eligible for a full refund if no ShippingPass-eligible orders have been placed. 378361 Lawn Mower pdf manual download. He later lost control of his company and in 1908 started the AC Spark Plug Company. NGK Spark Plugs. However, for preventative maintenance, this should be done with a spark plug gap gauge. They help power millions of small engines, including mowers, tractors, snow blowers, chainsaws and leaf blowers. Repair your Toro Lawn Mower Spark Plug for less. If not, it will need to be replaced. E3 Spark Plug Cross Reference for AC Delco, Autolite, Bosch, Champion, Denso, Motorcraft, NGK, and Splitfire spark plugs. Before doing any small engine repair or maintenance, be sure to check your manual for recommendations on specific parts numbers and safety precautions. Run engine try of fuel or use a fuel stabilizer. Slight misfires can cause a loss of performance for obvious reasons (if fuel is not lit, no energy is be-ing created). John Deere part and Competitive part listing. and helps from blow off the spark. Washer hoses leaking! Washer hoses can leak and cause water damage. You've Achieved Free Shipping!. If your lawn mower is consuming more fuel than usual or the engine isn't running consistently, try outfitting it. I'll have to test the mower later to see if it has more power, but there is a visible difference in size. View and Download Husqvarna OWNER'S YTH22V46 owner's manual online. For these engines, use the spark plug’s listed below (spark plug gap =. How to Repair a Four Stroke Lawn Mower. Spark Plug Type & Gap Chart for Briggs & Stratton Engines; Flathead Engine. Lawn Mower & Small Engine Spark Plug Guide | Power Mower Sales. Tip lawn mower on its side as shown and drain oil into a suitable container. You are $50. Engine temperature will affect a spark plug's operating temperature, but not the plug's heat range. For projects large and small, Champion ® lawn and garden spark plugs are the right plugs for the job. If the spark plug is worn or bad, it can cause the mower to run rough or not start at all. Slowly pull the starter rope several times to distribute the oil. Fast, same day shipping. Find Toro Lawn Mower Spark Plug Parts at RepairClinic. We have an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its vehicle application and they are designed to suit a broad range of vehicles on Australian roads. OEM Replacement This part is aftermarket equipment designed to replace the original manufacturer's part numbers specified here. Still can’t understand a poor spark. The Toro brand includes a variety of gasoline-engine-powered lawn mowers. Fast, same day shipping. 80mm and others saying that it's supposed to be at 0. Small Engine Specs Plug gap FB460V. 030" (30 thousandths of an inch) / 0. 030") than with a slightly larger than ideal gap, because with time that gap will erode open slightl. Thanks for Watching!!!. This quick parts reference guide will provide you with the most common needed parts for your Honda HRR216 Lawn Mower Parts. The heavy-duty insulator makes this gator spark plug electrically safe when insulated. Free Sell Lawn Mower Parts & Accessories; Additional. Fits the following John Deere Models: John Deere F620 ZTrak Zero Turn Mower; John Deere F680 ZTrak Zero Turn Mower. 770110 Toro Lawn mower- made in 2009 22 inch deck. Find the right NGK spark plugs for your lawn and garden small-engine equipment in our landscaper superstore. John Deere Spark Plug (Champion RCJ8Y) - TY6081-John Deere Spark Plug Champion RCJ8Y Normal spark plug gap = 0. It seems that the majority of push mowers have the gap set to 0. When selecting the spark plug nose configuration, the simple rule to remember is: The more the. spark plug for lawn mower cross reference size gap champion chart craftsman location. It has the twin engine, so one plug on each side. For reference, see our spark plug gap chart below, this chart converts metric measurements to standard. Learn how & where to find the right spark plug and a gap chart to guide you. Stay connected with top Autolite sponsored teams and. 045 on page 11 and. Your order is not eligible for free shipping as it contains an item that must ship freight. Before mowing, carefully inspect the area and remove all sticks, stones, pieces of wire, and other loose objects. STABILIZER ENGINE SPARK PLUG MUFFLER AIR FILTER GAS CAN CHARGER DUST SHIELD OPTIONAL CATCHER FOR ENGINE OIL If lawn mower is an electric start BATTERY CLIPPING DEFLECTOR SIDE DISCHARGE CATCHER LAWN MOWER PERFORMANCE REAR BAG OPTIONAL FABRIC BAG REPLACEMENT BAG FOR REAR. Choose a brand from the list below then locate the spark plug for your specific equipment by model number. Product - Cub Cadet Spark Plug 759-3336 for Lawn Mowers, Tillers. Choose a brand from the list below then locate your engine by model number. Opening the gaps provides a larger spark, useful for some customized engines in maximizing the efficiency. ) Spark Plug-Gap 0. 80mm and others saying that it's supposed to be at 0. Special sparkplug gap pliers when used will hold the "J" tang and keep it perpendicular to the center electrode while closing up the gap to the preset opening. What spark plug for my STIHL trimmer, chainsaw, or blower? Stihl Spark Plug Chart using Bosh and NGK Spark Plug cross-reference. Excellent mower, starts easily every time. String Trimmer & Leaf Blower Spark Plug Application Chart. Buy E3 Spark Plug E3. 75hp, 21" walk behind mulching mower. 5 inches by 1 inch. Being able to read a spark plug can be a valuable tuning aid. However, a plug may fit hundreds of engines, from cars to golf carts. 030", whether it is a Craftsman or some. If it is rebuilt correct and spark plug gap is correct and valves aren't stuck well then it may be time to debate the cost of a lawn mower repair shop or new mower. If there is no spark, check: Spark plug. Starting problems with your lawn mower fall into 2 basic causes: fuel problems and ignition problems. Snapper lawn mowers carry a legacy of reliability and, with regular care, should last for years to come. Easy safe secure online shopping. The type of spark plug makes a difference on gapping. Fast, same day shipping. step-by-step instructions on how to locate your lawn mower engine model. Spark Plug Type Matters. Shop troy-bilt 5/8-in spark plug for 4-cycle engine in the small engine replacement parts section of Lowes. CROSS REFERENCE IS FOR REFERENCE ONLY. CHAMPION SPARK PLUG PART NUMBER. While I have changed the oil each year, I have not changed the air filter or spark plug. Automobile gasoline engines and lawn mower gasoline engine all use spark plugs to ignite the fuel and mix it in the gas cylinder chamber. Before you pay for an expensive repair on your hard-to-start Briggs & Stratton lawn mower, check out this helpful guide on diagnosing and fixing engine problems. Spark Plug Guide Use the guide below to select a suitable spark plug. 3 out of 5 by 13. Additionally, your vehicle might have more than one spark plug per cylinder (some high-performance engines have two). Rebuilding Ct110 Engine; Halliday Fundamentals Of Physics 9e Solution Manual; sony ericsson w810i user guide; Replace Engine Cooling Fan On 2006 Vw Jetta Tdi. He later lost control of his company and in 1908 started the AC Spark Plug Company. Kohler Engine Spark Plug Conversion Chart converts Kohler part numbers to Champion Spark Plug numbers. 045 on page 11 and. Riding Lawn Mower Maintenance. Opening the gaps provides a larger spark, useful for some customized engines in maximizing the efficiency. Perhaps your problem has nothing to do with the sparkplug at all. connect wire to spark plug. Remove spark plug and add about one tablespoon of oil through spark plug hole. 030 Quantity required vary by model. Spark plug. Hotter plugs are listed above the colder plugs. Stage 0 - Stock car with no modifications Stage 1 - Car with exhaust, filter, tune and stock turbo (up to 250 kw atw) Stage 2 - Car with larger turbo or dedicated circuit car (up to 400 kw atw) Stage 3 - Car with larger turbo, competition/drag race use only (400+ kw atw). Browse our daily deals for even more savings! Free delivery and free returns on eBay Plus items!. 045, but other web sites discussing lawn mower maintenance say. The larger the gap, the more voltage you'll need from your ignition so the spark can jump across that gap [NGK Spark Plugs]. what size socket for lawn mower spark plug? I need help figuring out which size socket to use. Is your Lawn-Boy down? We sell high quality Champion Spark Plugs for Lawn-Boy Mowers and other replacement parts online. The gap between the ground electrode and center electrode is an important part of the combustion process in the mower engine. Because you take working outdoors seriously, Autolite Lawn and Garden spark plugs feature a nickel alloy center and side electrode, nickel-plated rolled threads and a steel shell. Spark Plugs HELPING BUSINESS RUN BETTER TM 4-C y C e s e e P PLUG CHAMPION NGK MEGA-FIRE DENSO BOSCH GAP Spark Plug Application Chart Gas Engines (Cont. The first step in changing your spark plugs is to remove the old ones. 030 Quantity required vary by model. John Deere part and Competitive part listing. Changing your spark plug is one of the easiest ways to promote easy starting for your lawn mower. Briggs and Stratton Part No. So, don't delay. Zerodis 【Pack of 3】 Chainsaw Lawn Mower Spark Plug Small Engine Accessory Lawn Mower Replacement Parts for Briggs & Stratton Motors (55 * 22mm) £5. On the blade control, all that was needed was to hook the cable end onto the blade control, slip the ends of the blade control into the mower handle. It seems that the majority of push mowers have the gap set to 0. Small engines deserve Champion ® power. We carry a large selection of Top Selling Spark Plugs. There are tons of different types of spark plugs (iridium, platinum, standard, pre-gapped, 4 grounded etc. Replace or Clean Spark Plug: That little space at the end of the plug where the metal end bends at a 90 degree angle is called the gap. Your mower's oil is the sole thing that keeps it operating smoothly and protects its moving parts. Check and adjust the gap on the new spark plug to. 030 1750W, 3000W, 4000W AP19170 0. To avoid turning this job into an all-weekend project, remove one spark plug at a time, inspect it, clean it, and — if it’s salvageable — gap it. Here's how to gap your new spark plug:. "Surefire" RJ2YXLE in Craftsman Smooth Start (MRS) lawn mower, 591040. You also need to check your mower's spark plug. Ideally, this should be done each year. com FREE DELIVERY possible on eligible purchases. What is happening to the engine? Product Support - The Kawasaki engine on my HUV 4421 doesn't run smoothly. Toro self propelled lawn mower ignition problem Showing 1-25 of 25 messages. Many thanks, spark plug and coil are new and did all the Ohm checks without the stop switch lead attached to the coil. Opening the gaps provides a larger spark, useful for some customized engines in maximizing the efficiency. com - Order Genuine Homelite Parts for the Homelite UT-10510-C. Coil gap set correctly with B&S card. 030") than with a slightly larger than ideal gap, because with time that gap will erode open slightl. If not, it will need to be replaced. Fast, same day shipping. E3 Lawn & Garden spark plugs are gapped at the factory, but may require some adjustment to meet your O. Learn how & where to find the right spark plug and a gap chart to guide you through gapping spark plugs in this Vanguard engine FAQ. I just get it out give a little clean and hey it starts working. Sold individually. The space between the rod and the bend metal is the gap. If your spark plug is not in good shape, the engine may run rough or not at all. String Trimmer & Leaf Blower Spark Plug Application Chart. The only tools you'll need are a ratcheting socket driver, a spark plug socket and a spark plug gauge. Find our best fitting non automotive spark plugs for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. This J17LM spark plug is designed for most small engines. Choose a brand from the list below then locate the spark plug for your specific equipment by model number. Kawasaki small engine spark plugs gaps used on a variety of outdoor power equipment applications. Adjusting the distance between the two electrodes is called gapping your spark plugs. craftsman mower spark plug craftsman lawn mower spark plug size tweet push riding wire wrench by socket mowers ch craftsman lawn mower spark plug craftsman riding mower spark plug location. NGK Spark Plugs. Fast shipping and great service!. To contact them, click here. 045 on page 11 and. Have a big, sloping yard with lots of landscaping features like trees and flowerbeds? Snapper riding lawn mowers make yard work easy with easy maneuverability, intuitive design, and simple 3-in-1 convertibility from side discharge to bagging to mulching. Opening the gaps provides a larger spark, useful for some customized engines in maximizing the efficiency. This part is the replacement spark plug for your engine.