Steve Bull walks us through everything you This stunning Dyno-Boost Race Chip is intended to re-adjusts the Power Control Module ’s fuel trim settings to release the hidden Power Potential in your Mercury 250 Optimax PRO XS. $12. This also means that you can change gear 100 hour maintenance kits. VR Tuned ECU Tune Mercury Marine Verado Outboard 300 2500cc - VRT-BOAT-80 The Mercury Marine Verado Outboard 300 2500cc ECU flash is available from VR Tuned. Finally, replace the fuel filter. Jul 13, 2017 · Boston Whaler. May 15, 2006. 8 Yamaha Vmax SHO (150-175). Mercury 100 hour maintenance kits include all the Mercury Precision Parts you need to perform this important service in one convenient package. This also means that you can change May 30, 2015 · In the video I balanced a 2007 Yamaha 40hp outboard motorYou can support the channel by using the Amazon Affiliate link when making purchases:https://amzn. The benefits. 4 Bridgeport/2. After identifying the parts you need, contact your Mercury Authorized Dealer for assistance or to place an order. New definition files (xdf) series for Mercury Marine with engine control unit Motorola PCM and ECM. Enjoy classic TwoStroke speed, power and performance thanks to high-displacement powerheads and exceptionally lightweight designs. These Mercury 40HP 3-cylinder 2-stroke racing spark plugs are the only specified performance multi-spark spark plugs in existence. 7L V10 350 and 400hp Verado® outboards continue the legendary Verado engine family’s legacy of providing premium marine performance. You can find your Mercury outboard serial number and model number on an ID tag on the mounting bracket, or in some cases on an engine block freeze plug. Attached Thumbnails. Performing a 100-hour service at least annually is critical to keeping your boat’s engine or drive unit operating at its peak. Contact us to get the power and fuel efficiency you want from your marine engine. Sep 13, 2018 · To me, the best engines to tune for light boats would be the mid range 4 cylinder outboards like the 3. MPN: 854-169-159429648. We provide custom solutions to meet your needs; whatever make or model you The flow difference provides an increased throttle response and improves intake air temperature during WOT throttle applications. Verado® - For boaters who refuse to compromise, Mercury V8 250 and 300hp Verado® outboards represent the pinnacle of superior outboard design and performance. Drill a . TEXA Truck 47. View all brands. After the setup of Magnum’s adjustable Fuel Remap Chip, you’ll receive much brisk acceleration and 15% increased down-to-the-prop HP, vigor and torque across the RPM range. Supported ECUs. Oct 27, 2020 · Furthermore, the tuning Mercury Racing has done to the 4. The serial number format includes: a number, a letter and six numbers (ex. Caring for the fuel in your Mercury Marine engine and properly maintaining your fuel system can help ensure many seasons of reliable service. Out on the water, your engine is constantly exposed to elements that can cause corrosion. This replaces OEM part number 892383001 (Resonator). Expect faster acceleration, better performance, and improved throttle control. Doing so raises the bow and leaves less of the lower unit in the water, which reduces drag. Ex height from 103. Their full throttle RPM range was quite a bit higher than the average consumer outboards of the day, and they often The parameters for adjusting the carburetor on a Mercury outboard involve both the idle speed screw that controls the motor's speed at idle, and the mixture screw that controls the fuel-to-air ratio. Active Trim is compatible with all current SmartCraft-capable Mercury outboards (2004 and newer, 40hp and above; 2022 and newer, 25hp and above). By optimising the torque curve the Outboard 50 EFI 995cc 50hp engine produces more torque at lower RPM. The Brucato Advanced Control Unit For Mercury/Mariner EFI Outboards (1988 through 2001). Re: Carb setting 75 hp elpto. 260 EFI · 280 EFI (with 260 or Drag electronics) · 2. In the case of the Outboard 90 EFI 1732cc 90hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. Combating its damaging effects is critical. $755. Use the Contact Us form at the bottom of the page for any questions. This also means that you can change 02. 49. With the strength of the outboard segment's first V10 naturally aspirated powerhead, they deliver extraordinary power and capabilities so you can confidently explore beyond the horizon. Cruising speed picks up, and fuel economy improves as a result. Show per page. Jan 13, 2022 · Join the community on Discord: https://discord. Mercury 300 Hour Maintenance Kits are available for most Mercury outboards and MerCruiser engines and drives. Mercury 150 Optimax Pro XS MAGNUM Smart-Tune-X Boat Fuel Tuner Performance Module. Steering: Remote Mechanical. May 29, 2020 · First timer on the job. 5-400hp outboard before August 31. Best possible performance and results, within the original safety margins. By optimising the torque curve the Outboard 40 EFI 995cc 40hp engine produces more torque at lower RPM. Mercury Outboards: Verado 350 and Mercury Racing 400R Boston Whaler. I have a 300 Promax with a MadEFI intake and fuel curve. to Use a 50-1 gas/oil ratio. Commercial Outboards. Add to Cart. Third, max timing is 27, crank engine and set max timing to 24 with throttle all the way forward, it will go to 27 when running. USP Marine is pleased to present our motorsports-inspired new USP Marine High Flow Air Intake Pipe for the 135-300 I4/L6 Verado engines. $1650. Based on the boat's attitude and ride, trimming out more can further improve performance. In the case of the Outboard 50 EFI 995cc 50hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. This replaces factory part # (8M0095505, 8M0095507, 8M0095507, 888988021, 8M0095506). This fantastic Dyno-Boost ECM chip is apt to re-adjusts the ECU ’s fuel delivery to unrestrict the hidden HP in your Mercury 50 EFI. After the setup of Our company’s adjustable Fuel Tune Pack, you’ll receive much quicker acceleration and 15% supplementary down-to-the-prop HP Output Mercury Outboard 8M0090558 40‑60 EFI 4 Stroke Service Kit 100 Hour. In the case of the Outboard 40 EFI 995cc 40hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. Years of development and thousands of logging R&D hours have gone into our custom-tuning solutions for recalibrating the standard ECU coding to our specifications. For 3. Find the best control unit processing solution MERCURY. Messages. Flip upside down and remove the fuel bowl at the bottom of the carb, remove the float (round and plastic) There is a metal clip the actuates the needle float valve and is like a hinge held by a sliding pin. Jan 27, 2011 · Many owners of the 115 2+2 do not relize the motor only idles on the top two cyls. A full service including impellers will cost around $1000 per engine. While the adjustments seem minor, both affect the This extreme Dyno-Boost Remap Tune is engineered to re-programs the PCM ’s fuel map programming to bail out the hidden Power Output in your Mercury 90 EFI. Our Bike Mercury 40HP 3-cylinder 2-stroke racing plugs' design ensures optimum mix ignition in the cylinders and Sierra 18-5140 Contact Set. 0G112233). MPN: 854-169-159429690. Those engines are a lighter than the V6s, they are reliable platforms, and enough torque to get most sub 22’ boats moving really well. This new ecu is avaialble on all Mercury Outboard engines starting from year 2013 to year 2023. Enjoy more performance, confidence and value this summer with 2 extra years of Mercury Product Protection Gold coverage in addition to the 3-year limited warranty when you buy a new Mercury 2. Update 4/8/2021 - I also want to stres 300 Hour Maintenance Kits. Outboards are brilliant when tuned correctly. This also means that you can change 1990 Mercury Black Max XR4, 2-Stroke, 150HP Engine Tune Up with Spark Plug Replacement Tampa Marine Tuning is a boat service provider that specilized in Yamaha outboard tuning. Still consider myself a "Marine Apprentice" after 47 years (learn something new every day). After the installation of Magnum Tuning’s adjustable Fuel Controller, you’ll receive much more active acceleration and 15% added down-to-the-prop Power, acceleration and This colossal Dyno-Boost Fuel Tune Pack is engineered to re-programs the ECM ’s fuel mapping software to free up the hidden Power Output in your Mercury 300R. 0. com), Bob’s Machine Shop (bobsmachine. Nov 5, 2019 · A jack plate can help maximize boat speed. Low rpm tractor which did 150 ISO prop and 170BIA crank. WHIPPLE 600SCI STG 1 UPGRADE SKU: WHP PCM-600SCI. Get a Jack Plate for Your Outboard Engine. By optimising the torque curve the Outboard 250 1500cc 250hp engine produces more torque at lower RPM. Also cutting or modifying the can increases the noise at running speeds. There was a time many years ago where boaters who craved speed had to make some significant compromises to really go fast. In the case of the Outboard 250 1500cc 250hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. 100% custom made engine remapping file guarantee. In the case of the Outboard 80 EFI 1732cc 80hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. Replaces OE 398-2202. Some of the supported engines: Mercury Outboard FourStroke (all HP Tuned up with Mercury Racing components to deliver blistering speed, the V8 4. Idle mixture is critical, start at 1 and 1/2 turns out from lightly seated, start and warm up the motor securely tied to the dock. a Update. Quick view Out of stock. 6L V8, like performance cam shafts and a performance intake manifold, means it can rev up to 6,400 RPM and makes far more power than other 300 outboards. Pro XS: A high-performance machine for those who crave speed. 5 to 50hp, there are solutions for powering a wide range of boats and applications. (the way it works is that when the carburetor is Aug 21, 2019 · Manifold linking tuning pairs port to port with sufficient length for proper arrival time prior to closing. A job on the water can be unpredictable, but a SeaPro outboard clocks in on time every day, eager to work as hard as you do, for as long as you do. Unified application list. Keep in mind that your motor with stock ports will make best hp/torque possible at 6000 rpm. CALL 919-234-1776. readysetboat. 8M0090558 100 Hour Service Interval Kit 40 50 60 EFI 4 Stroke This is a genuine Mercury Marine factory OEM part, not aftermarket Please check our current stock level and order below. Then back it out 1 1/2 turns. Anything above 6100 and you are just spinning for fun. From there you might find that it runs better if you lean it a bit, by turning the screw clockwise ( maybe as much as a half turn). Adjusting both of these requires that you have the motor running. Whether you’re looking for a new engine or boat package or your current engine requires service, your Mercury dealer is there for you DELIVERS AMAZING POWER AND FUEL ECONOMY. $499. Maximum Trim Range: 22° (-6° to 16°) Maximum Tilt Range: 70° (-6° to 64°) Jul 7, 2023 · Carburetor adjustment is essential for the Mercury 75 HP 2-stroke engine to optimize fuel efficiency, enhance engine performance, ensure a smooth idle, promote reliability and longevity, and minimize environmental impact. They deliver exhilarating acceleration and top speed, with the power and reliability to make runs over long distances and choppy water. Remapping files for Mercury, mercury-outboard, √ The best results √ Custom made √ Widely tested √ Best price. Boat engines lose about 3 percent of their horsepower for every 1,000 feet of elevation above sea level. #2. May 21, 2007. Starting: Smart Start Electric. First, high performance outboards in their 2-Stroke infancy were loud. com/c Active Trim makes boating easier and more enjoyable by automatically trimming your outboard. With its sharp red-on-black graphics package and reputation for speed and acceleration, the Pro XS outboard is the engine for boaters who want to tap into every ounce of performance available to them. At 5,000 feet, properly tuned boat engines operating near Island Lake Marine will experience a 15-percent loss in horsepower. By optimising the torque curve the Outboard 80 EFI 1732cc 80hp engine produces more torque at lower RPM. Horsepower: 90hp. 9hp. Turn it clockwise until it is lightly seated. Add to Wish List Add to Compare. It includes the elements of a 100-hour service plus several additional components and systems depending on engine model. The Tuning Line is the jewel in Dimsport's crown. com/channel/UC-t0brdquYiR7utyXeiqw2Q?sub_confirmation=1LINK to Carburator /Prop kit:https://www. News. To get the most out of your outboards, Schoenbohm recommends mounting them on a jack plate such as those made by CMC Marine (cmcmarineproducts. Cylinders: 4 cyl. Once a boat is on plane and operating at a consistent speed, trim out to raise the outboard a bit. Knowing the features and year of your Mercury outboard can help with ordering Mercury outboard parts and Mercury outboard repair manuals . And with outboards ranging from 2. The screw on the front of the carb, just above the bore is the mixture screw. $11. In the case of the Outboard 225 3000cc 225hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. 35” (9 mm) and test again to see the effects. Chiptuning & add-on modules MERCURY. 7 to 102. Manufacturer: WHIPPLE SUPERCHARGERS. This also means that you can change Dec 25, 2011 · Mercury & Mariner Outboards . Our main development hub is based out of Cairns, FNQ Australia, where our alliance with Cairns Watercraft Jan 28, 2008 · First, with engine running at its slowest speed in gear, the throttle pick up (carb cam link) should be just off the cam. Idles nice but at a fast idle like in a no wake zone it has a lean miss/backfire. IN STOCK. 8hp, 35hp engines with conventional ignition. I go throug Aug 8, 2019 · Recent marine tunes include: Mercury Verado 300 – power tune. (1) USP Marine Tuning Boost Pipe Kit For Verado 350-400. Our chiptuning files guarantee you not only drive faster, but also more economically. I just got this together and its a little sketchy just off idle. 00 Retail Dealer and Racer pricing availableCall for details or to order. 2L Raptor – power tune. This includes adjusting the mixture screws to get the fastest idle, reduc Car Tuning (stage 1) Nissan - 1. In the case of the Outboard 60 EFI 995cc 60hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. Customer Rating: (5/5) 159 reviews Write a review. If your outboard motor isn’t running at its best, check the fuel vent on your portable tank to make sure it’s open. Mercury inboard, outboard and sterndrives with PCM Motorola TunerPro xdf. Mercury Outboards: Find Your Serial Number Locate the serial number label on the transom bracket of your outboard. This article will teach you everything you need to know about boat engine maintenance cost and how you This profound Dyno-Boost Fuel is designed to recalibrates the Powertrain Control Module ’s fuel injection timing to unshackle the hidden Power Output in your Mercury Verado 300 EFI. By optimising the torque curve the Outboard 225 3000cc 225hp engine produces more torque at lower RPM. By optimising the torque curve the Outboard 60 EFI 995cc 60hp engine produces more torque at lower RPM. WHIPPLE 525EFI STG 1 UPGRADE SKU: WHP PCM-525EFI. REMAPPING FILE MERCURY -OUTBOARD OUTBOARD 90 EFI 1732CC 90HP. In the long run they pay for themselves. This also depends on the service rate in your area. There’s a 9. Mercury SeaPro™ outboards are built to handle the heavy-duty needs of commercial boating applications. 6L 300R outboard delivers crisp throttle response, thrilling top-end power and confident control, the perfect match for a wide variety of high-performance boats. Caterpillar C32 (twin engine) – efficiency tune. youtube. 0 Mercury four stroke, and the 2. They can make 200+ HP fairly easily as well. Builders will determine the price on factory-rigged boats. Low duration exhaust and transfers to match. Supported engines: With our xdf it is possible work on fuel maps, ignition maps and change the maximum rpm limiters. You can search by engine model or serial number to see detailed engine diagrams and part numbers. Re: High performance modifications for a 25hp Mercury. Mar 21, 2022 · Place Mercury’s solid plugs in the holes in the propeller hub. At Outboard Tune we optimise your engines combustion process. Now your motor’s fuel system will be ready to go next season. After the setup of Magnum’s adjustable Fuel Programmer, you’ll receive much more useable acceleration and 15% extra down-to-the-prop Power, dynamism and Jun 30, 2023 · This is predominantly done for emissions standards and to suit different markets around the world. CMC Marine. 9hp FourStroke outboards for exploring in small boats. 5* from TDC depending on year bore size. gg/eFazn7EYcE- In this video I perform a full tune up on a 2006 Mercury FourStroke 9. The factory boost pipe is constructed of plastic and is extremely narrow A new Mercury Dyno-Boost Boat Performance Chip is an easy-to-install part and will make your Inboard/Outboard better than before. All Mercury engines with ecu Motorola PCM and ECM are Aug 9, 2023 · Evolution of Performance Outboards. Sep 10, 2008 · Yep, the MAD EFI tuner will drop right in. This brilliant Dyno-Boost ECU Tune is developed to re-adjusts the ECU ’s fuel mapping software to free up the hidden Performance Potential in your Mercury 60 EFI. After the setup of Our firm’s adjustable ECU Chip, you’ll receive much quicker acceleration and 15% extra down-to-the-prop Horsepower, dynamism and torque across the rev range. TunerPro xdf. 4hp, 6hp, 7. Photo courtesy of Attwood. 5 Drag (300 Drag & S3000 or A13) · F1 or 300 hp. 97 and goes to 4. I run the adjustments 2 or 3 time for best idle. 9hp ProKicker™ for dialing in precise trolling speeds, and 8 and 9. After the setup of Magnum Tuning’s adjustable Performance Chip, you’ll receive much brisk acceleration and 15% supplementary down-to-the-prop Performance Potential, dynamics and torque In this video I cover off how to do a regular service on a Mercury or tohatsu 15hp or 18hp 2 stroke outboard. Explore the Benefits. Tuning Carbs 1995 Merc 115 HP 4 cylinder Tuning Carbs 1995 Merc 115 HP 4 cylinder I just finished "diddling" with the carbs on my 3 Kit includes: (1) USP Marine Tuning High-Flow Air Intake Pipe For Verado 135-300. May 14, 2006 · 118. 59. They can be used on stock or performance enhanced vehicles. Jun 5, 2024 · If it isn’t, it will cause your engine to become fuel starved, run rough, and eventually stall. Step 1 - deliver your boat or send your boat's ECU to outboardtune. The Mercury-exclusive Advanced MidSection (AMS) and under-cowl noise management set the standard Mercury outboard engines EFI ECM07 ECM70 tuning with. #5. This also means that you can change Assembled using 316 Stainless Steel, we have curated a full kit for plugging your lower unit low water pick up inlets which is extremely common for today's high performance outboard boats running the Mercury Marine 1. TPS set at . Mar 20, 2022 · How to adjust idle speed or tweak carburetor on Mercury four-stroke 15 20 horsepower outboard engines 2008 2009 2010 2011 2012. Launch Parts Catalog. At that low rpm the tuner won't make much difference. Find the right parts to fit your Mercury® or MerCruiser® engine with the online Mercury Parts Catalog. Engine Type: Mercury 90ELPT Inline 4 Four Stroke. Fuel Basics. Two-strokes are very free breathing and can be modified to produce amazing increases in HP. 28” (7 mm) hole in the plug's center and head out for a test. Mercury 250 Optimax Pro XS MAGNUM Smart-Tune-X Boat Fuel Tuner Performance Module. The combined effect of ECU tuning solutions and add-on modules improves torque levels and reduces consumption without losing the original profile. Engine Power Ratings: Stock Power 301bhp Dec 28, 2014 · Remove the carb and drain any fuel. Jun 10, 2018 · Quick Vid on the process of dialing in Carbs on the water after a fresh rebuild. . Second, initial timing is 3-5 degreees BTDC. This guarantees the best quality and safety, completely within the original safety margin. New definition files (xdf) series for Mercury Marine Outboards with engine control unit Motorola ECM07 and ECM70. All our tuning files are extensively tested on our own dynamometer. Safely increase the fuel efficiency and horsepower of your Yamaha outboard motor by up to 130hp with a Nizpro ECU tune or flash from Tampa Marine Tuning. 75$79. It simplifies boat operation while improving engine performance and decreasing fuel costs. No one understands marine performance like your local Mercury Authorized Dealer. $1,990. com. Lower fuel consumption. 9hp outboards, now with easy-starting EFI performance. They’re staffed with factory-trained experts and master technicians ready to help you get the most from your time on the water. 2 DIG-T CVT 115hp. You can adjust the idle mixture. A 300-hour service is usually performed once every three seasons. Depending on your application and engine height, the plugging of lack of lower unit low water pick up holes on This tremendous Dyno-Boost Remap Chip is developed to re-maps the Power Control Module ’s fuel map settings to bail out the hidden HP Output in your Mercury 200 EFI. Learn More. The Verado 350 will have a suggested retail price of $27,505, in a 20-inch shaft length, or $3,210 more than the Verado 300. 5hp, 9. MerCruiser Engines: Find Your Serial Number. But, what you come up against is reliabilty and large increases in gas consumption if the modifcations are taken too far. 5. To properly adjust the carbur Find the right parts to fit your Mercury® or MerCruiser® engine with the online Mercury Parts Catalog. The only thing i forgot to cover is that you sh It is important to get that treated fuel into the entire fuel system by running the boat for about 10 minutes, either in the water or while connected to a garden hose (follow owner’s manual instructions if using a hose). 55 wide open. After the installation of Magnum Tuning’s adjustable ECU Chip, you’ll receive much quicker acceleration and 15% added down-to-the-prop Horsepower Potential, dynamics and torque throughout the entire rev Outboard maintenance costs will vary depending on the type of service being done. Get in contact with our friendly team and let’s see how much power we can unleash! BOOK ME IN! Our 4 step process makes it wasy for you to get your outboard tuned to perfection. :-)#fishingboat #boatmaintenance #tuneup Aug 2, 2020 · Whether two-stroke or four-stroke, your small outboard engine can last a lot longer with some routine maintenance. 9hp Outboard. Indmar 6. 60 Second Installation. 25. 03. Once warmed up, shift into Forward gear and adjust idle mixture to BEST idle speed while in gear. They are available for most Mercury outboards Our chiptuning files provide more power, torque and lower fuel consumption for your mercury-outboard. This process can only been done on the water in forward gear after the engin This notable Dyno-Boost Race Chip is designed to recalibrates the Electronic Engine Management ’s fuel curve to unrestrict the hidden Power Output in your Mercury 25 EFI. After the installation of Magnum Tuning’s adjustable Fuel Controller, you’ll receive much brisk acceleration and 15% more down-to-the-prop Horsepower, acceleration and torque across the rev range. Weight: 360 lbs. The 300R midsection and gearcase options, tie-bar and steering choices allow the creation of a near-custom Nov 4, 2016 · Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC. com). Verado® - Mercury® 5. By taking the time to adjust the carburetor correctly or seeking professional assistance, boaters can enjoy the full The benefits. $82. Widen the holes to . Shaft Length: 20" Long. # 854. Mercury’s ProXS line is geared toward the bass and performance fishing market in general and are great repower engines. Simply twist it open and monitor your engine for improvement. 12,218. We have the ability to increase power, torque and response as well as get rid of flat spots and save you fuel. Without Impellers will be around $500. Fuel programmers have been the best way to make the engine more efficient, and this revolutionary Inboard/Outboard ECU chip is no different. Delivered on 13-07-2024. Whether it’s your outboard, Jet Ski PWC or inboard performance or diesel cruiser we have the answers to recalibrating and custom tuning the engine for greater speed, efficiency, power and torque to suit your needs. A Yamaha F350 starts at $30,685. If the boat doesn’t have a good holeshot or feels like a car in third gear, additional venting is needed. 99. Special Order Item Contact Set for Mercury and Mariner Outboard engines. 75 HD lower unit. Remove the pin, the metal clip and the float valve. We tune them specifically to suit your requirements of a higher power, lower fuel burn, fuel grade, fuel quality, rpm, load and a host Lightweight Heavyweights. Their lifespan is 25K miles - 40K km or 500-600 hours. Fuel pressure set at 39psi. Fuel-injected engines handle the tuning automatically, but carbureted engines that are not properly tuned will lose May 21, 2007 · Sep 10, 2004. Price with FREE SHIPPING. After the setup of Magnum’s adjustable Engine Computer Tune, you’ll receive much quicker acceleration and 15% more down-to-the-prop Power, vigor and torque throughout the RPM Chase big fish or big adventures with all-new Mercury 8 and 9. Ranging from 115 to 300hp, Pro XS outboards are for performance enthusiasts who Aug 8, 2019 · -To adjust the linkage just turn the screws that are on the links, you will see as it falls apart when you loosen one. Marine Tuning was born. Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor This intense Dyno-Boost ECU Tuner is engineered to reprograms the ECU ’s fuel trim to bail out the hidden Power in your Mercury 150 EFI. 4 OvalPort · 2. May 6, 2018 · 2 Thread (s) 300 Promax with MadEFI intake tuning question. Mercury Performance Chips From Thorton Chip Tuning are a plug and drive solution to add more power and increase the performance of your Mercury engine without making any permanent modifications. Mercury Outboard Serial & Model Number Guide. Tested and developed on a MAHA dynamometer. Ships within 12 business hours. My Merc manual says 1 1/4 basic setting and reajust in gear to proper mixture. That means turning each screw in till the engine coughs (thats lean) and then adjust in it out just enough for the engine to smooth out. With the linkage adjusted correctly the butterfly Sep 9, 2016 · In this video I go through tuning the carburettors on a four stroke outboard motor. Preventing Corrosion. SUBSCRIBE TO MY CHANNELhttps://www. com) or T-H Marine (thmarine. Commercial Wheel Alignment Open House. By optimising the torque curve the Outboard 90 EFI 1732cc 90hp engine produces more torque at lower RPM. The serial number label can be located on the side of the engine or the top of the flame arrester cover. Unlock the full potential of your watercraft with our ECU Tuning.
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