NGK spark plugs are original equipment on many outboard motors and are excellent replacements for everyday engine maintenance. If your normal operating conditions are different, more frequent services should be considered, especially engine oil and gear oil. It is still recommended to replace the tensioner on these models for overall reliability. Champion QL82C Marine Spark Plug Champion marine spark plugs are quality OEM replacements. Advanced Hydrodynamics: The gearcases of Mercury FourStroke outboards are designed to reduce drag and deliver stable, high-speed performance. Same mix I use for my two stroke Mercury 250 EFI. From a Technicians View New Yamaha Outboards, SOLD! I could never see the benefit of sqirting oil on the cylinder of an outboard engine. Simple steps to help you change spark plugs in the Yamaha F 150 Motor. PRO TIP: There are two spark plugs on a Mercury 20HP 4-stroke outboard, and it's important that the cables are attached to the correct spark plug. Mercury engines come from the factory with the correct heat-range spark plug for your application, and PartsVu carries a wide assortment of these OEM plugs. One spark plug per cylinder. Embrace Possibility. Of course you want your engine to look as good as it runs. Works just dandy. Copyright © 2020 Multiply Media, LLC. 4-Stroke Spark Plugs. I pulled the breather hose on the carb intake and there was a light coating of oil in it. Read More >> How to Remove a Broken Spark Plug The Mercury 2-stroke spark plugs and compression 100-hour service step begins by removing any plastic covers covering your spark plugs or ignition coils. Step 3. Changing the spark plugs on a 2006 Mercury 115HP EFI only takes a handful of minutes. How long will the footprints on the moon last? A key component of your boat’s engine, marine spark plugs take in high voltage electricity at one end and ignite a spark at the other end. One spark plug per cylinder. REPLACE the complete water pump. Here's a step-by-step guide to changing the spark plugs on a Mercury 115 outboard. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Spark plug wiring order. Location of spark plug on 60 4 stroke outboard motor - Answered by a verified Marine Mechanic We use cookies to give you the best possible experience on our website. Hassle-Free Boating: The new Mercury V8 and V6 FourStrokes simplify engine maintenance with no-drip oil changes, clearly worded routine-maintenance information on a decal under the cowl, and a QR code for smartphones. How many spark plugs does a 4 stroke boat motor have. ebasicpower.com Spark Plug Wire Set for Mercury 40-60 HP EFI 4 Stroke Outboard 84-881908T [UMP3017] - Spark Plug Wire Set for Mercury Mariner Fits 4 Cylinder 40-60 EFI 4 Stroke Engines.Includes 4 Wires custom fit for the application that are … All Rights Reserved. Suzuki Outboard NGK Spark Plug Guide. NGK spark plugs are original equipment on many outboard motors and are excellent replacements for everyday engine maintenance. When did organ music become associated with baseball? Mercury recommends you change the spark plugs on a 115HP EFI motor after every 100 hours of use. You didn't mention how many Enjoy great priced products with fast shipping. Signs that your boat’s spark plugs are failing include: why is Net cash provided from investing activities is preferred to net cash used? When was the last time the plugs were changed? Examples might include: extended wide open throttle use or long periods of idling or trolling, carrying heavy loads and frequent starting and stopping or shifting. They can answer questions for any Suzuki outboard model or horsepower. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. 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