For use in 2007 Mercury Outboards. NGK** Gap. Loosen the spark plug until it's free of its threads, slip the fuel hose snugly over the spark plug's ribbed terminal then yank it out. Due to differences in design, materials, etc., plugs produced by various manufacturers do not have the same heat range. You are invited to join our public Boat Repair Forum to seek assistance from other members. But in the real world, folks procrastinate and it's most often done as a last result when if something is amiss, like rough running, stumbling or poor acceleration, degraded fuel economy or a cloud of smoke out the exhaust. So we'll work time & material. The plug has been in the engine too long and needs to be replaced. Get to know all about our new company name and what our future vision looks like: Products for Marine and Personal Watercraft, The Ultimate Testing Ground for NGK and NTK Products, Data Security Information for Online Meetings (PDF). Only use the torque wrench on tightening. Motorcycles & Scooters. You should also know there's more to changing spark plugs than you might think. The iridium tipped center electrode provides durability six times harder than platinum NGK IZFR6J Spark Plug As an integral part of the engine, the ignition system components require regular checks and replacement. Mercruiser; Spark Plugs; 60 60 L4: Sterndrive 4: CHA-RL82C NGK-BR6HS: 0.025 Mercruiser: Spark Plugs 80: 80, 90 L4 Sterndrive . Parts ordered from this website may or may not be in dealer stock at the time of order. Healthy marine spark plugs are essential for your boat engines performance and longevity. Deposits caused by overheating with the electrode appearing lustrous and uneven. English Replacing Your Marine Spark Plugs in 11 Easy Steps. +. Eq 3tK | endstream endobj startxref 0 %%EOF 62 0 obj <>stream The NGK BR5HS Spark Plug is a standard NGK plug. Use cross list as a guidance only. MARINE PARTS SUPPLY (800) 661-5353 MARINE PARTS SUPPLY (800) 661-5353 . //--> How Often Should You Change Your Marine Spark Plugs? 9. PartsVu recommends religiously inspecting your spark plugs annually or every 100 hours, replacing them if they are fouled or damaged, and always replacing them every 300 hours. Mercruiser Spark Plugs 5.7L 5.7L Gen+ 0L010037 and Above V8 Sterndrive 8 CHA-RS12YC NGK-BPR6EFS 0.045: Mercruiser Spark Plug Chart: Mercruiser Spark Plugs 5.7L 5.7LX EFI Gen+ V8 Sterndrive 8 CHA-RS12YC NGK . there is a suitable spark plug in the NGK range. Get to know all about our new company name and what our future vision looks like: Data Security Information for Online Meetings (PDF). . Your mechanic can offer you advice on what type of spark plug to buy to replace the damaged plug, but you may want to consider switching to a "hotter" spark plug (the higher the spark plug number, the hotter the plug). The plug number is used to decode the spark plug and the stock number is used by our sales associates to aid in stock management, as alphanumeric numbers are harder to inventory. If you need parts not listed in the application guide, please see: Mercury engine diagrams Mariner engine diagrams /* script places appropriate state into page */ Before resecuring your spark plug boots, apply a little dielectric grease to the plugs ends. MondayFriday: 9:00AM5:00PM You may also visit the Boat Motor Manuals section of our site to obtain a service manual. Fouls plugs every time I try to start and has new wires and healthy spark. Sold by FAR CREEK MARINA INC and ships from Amazon Fulfillment. Standard spark plugs are treated with corrosion-resistant plating to ensure ease of NGK DCPR8E Spark Plugs document.write(state); Did you know every NGK spark plug has both a plug number and a stock number? "Where-'n-'Ell" Quad/ATV. Terms of Service apply. If the threads strip, it means an expensive repair bill and a rig tied up in the shop instead of out on the water. Stock No. Finding the source of the leak is very important. (click picture) If your Mfgr. All rights reserved. A spark plug must run cold enough at wide open throttle to avoid pre-ignition and hot enough at idle and low rpm to burn off the conductive deposits that would otherwise short-circuit the ignition pulse and misfire the engine. Privacy Policy | Terms & Conditions | Anti-Human Trafficking | Warranty Being able to "read" a spark plug can be a valuable tuning aid. NGK Standard plugs are an OE cornerstone that have provided decades of reliable performance. Your email address will not be published. Carbon-Fouled-Spark-Plugs Black, dry soot on the electrodes and insulator tip indicates a carbon-fouled plug. Oops, something went wrong. Part# NGK STK # NGK # Comp. MarineEngine.com does not offer troubleshooting assistance or repair advice by email or by telephone. 2023 MarineEngine.com, Inc. All rights reserved. NGK V-Power spark plugs are tested to the highest OE standards. I went to West Marine, and found the Champion L78V plugs for $6.99 each.. then cross referenced them to the NGK Part# BUHW-2 which were only $3.99 each. Using your torque wrench with a spark plug socket, carefully remove each plug. Only the plug number is labeled on the spark plug, while both are printed on the box. Please select your application and get all our suitable NGK and NTK parts - ranging from spark plugs, glow plugs, ignition coils and leads, to oxygen sensors, air mass and intake manifold pressure sensors, speed & position sensors and EGR valves. Here, R5671A represents the plug type and -11 represents the heat range. Additionally, PartsVus Maintenance Part Library charts specify the proper spark plugs for Yamaha outboards and Mercury outboards. Also know that a feeler gauge won't accurately measure gap on spark plug with a lot of miles under the keel. NGK lists a design symbols chart in the front of every spark plug catalog. Please try again. This coloration can result when your engine operates at a temperature range that is too high or runs in excessively lean conditions. Get the latest updates on new products and upcoming sales, All prices are in USD. There is a vast difference between spark plugs and it's most often measured in heat range. The information, software, products, and services published on this web site may include inaccuracies or typographical errors. Please select your application and get all our suitable NGK and NTK parts ranging from spark plugs, glow plugs, ignition coils and leads, to oxygen sensors, air mass and intake manifold pressure sensors, speed & position sensors and EGR valves. - With our price match guarantee, you can rest assured you are receiving a quality product at a fair price every time. Plugs have tell-tale signs that reveal clues as to how well your boat's motor is functioning. . These . Which is precisely why gapping tools sport an array of different thickness wire loops that can dip into those valleys. 2. Call Toll Free: 877-388-2628; . Damp, or wet black carbon fouling is caused by a too cold of a heat range plug, or by prolonged trolling, hour after hour after hour. Choose brandname and start typing model number. SALES - Order Online 24/7 It's times like these you're liable to discover you don't even have a spark plug wrench on board, let alone the spare set of plugs that probably would have gotten you home. Some say spark plugs are gapped and ready to go out of the box. Copper core optimizes performance and plug life. The spark plugs for your specific engine will be listed in your owners manual, and most engines include a label listing the correct plugs on the engine itself. NGK Glow Plugs All NGK Glow Plugs are manufactured to the highest level of quality to ensure quick and consistent starts. The NGK 6619 Iridium IX spark plugs snagged the top pick in our spark plug comparison because they offered the best mix of high-performance .