Upgrade to Sniper EFI and get the tactical accuracy of EFI today! Plumbing, Fresh Water Boat Capability Range: Advanced Remove the carburetor from the intake manifold. Mercury Racing 700 Intercooler Hi-Flow Fitting Kit. A two- or four-barrel throttle-body unit is also mounted to the manifold to meter the necessary air. Opens in a new window or tab. The adapter will be fastened in both metal parts so that no water will reach the O2 sensor. I wouldn't say "never", but the last time I asked that specific question I was told it wasn't anywhere on the horizon. Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange Certified to ISO 8846, SAE J1171 & United States Coast Guard Requirements for Ignition Protection & Fire Resistance. Disconnect the throttle linkage and the fuel line from the carburetor. -- I particularly like the Daytona Sensors Approach to the Ignition Curve.- Are you pursuing Coast Guard Certification for the Sniper_EFi? Call us with your application requirements and we will lead you to maximum horsepower from you EFI engine. FAST EZ-EFI Marine Base Kit Fuel Injection Systems. Connect the new fuel line from the fuel pump to the fitting on the injector. But you have to get it tuned. Tops, Other Restores, maintains & helps protect the catalytic converter, oxygen sensors, fuel injectors, and cylinder heads. Self-tunes while you drive. Part #: 57EFIKIT. Drink Holders. JavaScript seems to be disabled in your browser. The Sniper will do that. Safe for gasoline, E10, E15, and E85 fuels. If you find that please let us know. Contact Michigan Motorz of the potential damage. Category, View Parts, Inflatable For a shipping quote, please email sales@michiganmotorz.com or call (248) 524-9600 with your shipping address and contact information. Tops, Bimini Top The spark must be manually tuned. Great Article. A team of marine electrical engineers created this easy to use testing tool to define failed secondary or post O2 sensors needed for replacement. "SS" Sport Series Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. 80 lb/hr injectors (@ 43 PSI) The first thing to consider here (if you are in the USA) is US Coast Guard (USCG) Safety Approval. This is directly from Mercuiser service bulletin 97-17, revised July 1999. Otherwise I have to check for a place in my gasoline tank to put the lines in. Kits, Seadog Stainless Steel Cup I installed it without O2 sensor, adjust on the fly. Mercury Marine Mercruiser Quicksilver Mechanical Fuel Pump Assembly OEM 861677T $280.95 $10.00 shipping MERCRUISER 7.4 LITRE 454 Fuel Rail Assembly Harness Injectors Regulator 17098209 $388.00 $24.50 shipping or Best Offer MerCruiser 47587A2 53509 Thermostat Housing 120hp 140hp 165hp 3.0L 2.5L 1969-98 $70.00 $11.85 shipping Since your existing low-pressure fuel system is not going to work with the Sniper EFI System this puts you in the unenviable position of choosing between USCG compliance or EFI. If you prefer to pick up your order, please select: "IN-STORE PICKUP AT OUR COMPANY". Shop Main Menu SHOP LOGIN CREATE Blocks, Marine Tops, Bimini Top (Battery +, Battery-, Switched Ignition & RPM), Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI) for N/A or Nitrous applications, High-Resolution Full Color Touchscreen for initial Setup, Tuning, and Gauge Displays. Zincs, Generator Storage *Shipping charges are non-refundable* Engine orders will be processed and shipped within 24-48 hours after payment-in-full is received. 93506Go EFI 4 600 HP Power Adder Bright Aluminum EFI System With Force Fuel Delivery Master Kit & Go Spark CDI Box. Attach the new fuel line that connects between the pump and the new EFI throttle body. This complete 5.7L engine is run, properly timed, and tested before shipment. CHEVROLET 5.0L/305 Fuel Injection Systems - Free Shipping on Orders Over $109 at Summit Racing Wish List Jeep Gifts, Clothing, & More Restoration Stock Replacement Late Model Muscle Tools Circle Track Street Rod Powersports Paint & Body Marine Jr Dragster Shop Departments Books/Videos/Software Brake Systems .Loading Chassis & Suspension Sorry for the late reply. I strongly recommend EFI System Pro. It just means that if you are thinking you'll install this, crank it, and pull away from the dock with complete success you might be in for some disappointment. This is the 02 sensor adapter I used. When the Sniper EFI System received USCG approval at the end of 2018 this presented some hope for boat owners. Fast XFI 2.0 Electronic Fuel Injection Kit. Price Point: $, Advanced throttle body The stage 1 maximizes the power output of the stock engine by running 91 octane or better vs the stock 87 octane, increasing the maximum spark advance, increased ignition dwell from the ignition coil and maximized air-fuel ratio. I was thinking aluminum heads would run it up closer to 5,000 rpm. I ditched the finicky Quadrajet on my 5.7 for a Holley Sniper EFI kit. Covers, Boat Wiring & High Back Reclining Helm Seat, Cabin and Waiting for spring to put back together. Forums, Find In this case, the prime shot is good for cold, but too much for warm. Sorry for the late reply, Douglas. Thursday 9-5 CHEVROLET 4.3L/262 Fuel Injection Systems - Free Shipping on Orders Over $109 at Summit Racing Wish List Gifts, Clothing, & More Restoration Stock Replacement Late Model Muscle Tools Circle Track Street Rod Powersports Paint & Body Marine Jr Dragster Shop Departments Books/Videos/Software Brake Systems Chassis & Suspension Chassis & Suspension Put an end to cold start issues, hesitations, vapor lock, and flooding. Deals, Trailering 4-barrel carburetor to fuel injection conversion kits for 250-600 HP V8 engines. It may not display this or other websites correctly. Storage Boats don't cruise at 60mph up and down hills. Yes, this is an old thread, but it's an old unit. Boat, Sell A MPH and power increase % are helpful rules of thumbs and are in no way guaranteed. I have also installed a sniper system on a 350 Mercruiser and was wondering if you have done any tuning on yours yet? It does this every time..when you start a warmed up engine, its too rich and starts poorly without throttle. Accessories, Marine Electrical Ski, Wakeboard 16 Reviews. No laptop required. Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Manufacturer, Boat Tables & Furniture, Boat Seat Pedestals & For items received as described, a refund of the final invoice price (minus shipping and handling charges and a 15% restocking fee) will be issued. You never mentioned upgrading your fuel pump. Ask a question about this item: 1-877-MMOTORZ1-877-666-86791-248-524-9600. But this also makes me wonder what you did for the O2 sensor. This kit includes Tune the delay relay timing to just miss the prime shot.For cold starts, a simple push-button or switch "choke" override to power the relay during prime would provide it. I've installed several of these adaptive EFI's on cars with great success. well I have installed the Sniper on my 460 KEM (Ford) marine motor. Replace the cover. So there is at least some probability of success. PFDs, Roof Racks, Carriers, Battery Charger, Marine Audio & Even if you are the sort to sort of shrug off safety regulation, consider that if there is an accident that results in a loss and an investigation, failure to follow applicable USCG regulation could result in either financial or legal liability, not to mention the rejection of insurance claims. Detach the pair of electrical wires at the fuel pump. Holley Super Sniper 650 EFI Self-Tuning Kit - Shiny, Black Ceramic or Classic Gold. 3L packaging - Treats up to 30 gallons of fuel. Do you want quicker acceleration, faster planing, and increased performance of up to 15 HP? Let him re-jet the carb (a wee bit on the fat side for safety) and reset the timing and try again. Hardin Marine can recalibrate your Mercury ECU (computer) to yield the very Fishing Lures, Fishing Rod Holders & I used a healthy 13.4 at idle, 13.7 at cruise, and 13.0 under wot. Reconnect the throttle linkage to the throttle body. your boats Gel Coat Match, Shop Rails, Marine Tools & Tool The components consist of a throttle body, intake manifold, ECU module and sensors. Reconnect the battery lead and the ground. Route the remaining wire to the ECU module and attach it to the appropriate tab on the module. This calibration is designed to be conservative and reliable like stock, but a higher maximum rpm level for more prop selection. Champion- RS9YC". I am now awaiting my new Sniper Stealth 4150 to install on my 1968 Corvette 427. Simple Calibration Wizard (Answer a few questions about your engine and it creates the base map, then starts tuning on its own!) Kits, Boat Trailer The new Optimum series also offers many new options to optimize your vehicles capabilities. **MERCURY PARTS CAN ONLY BE SOLD AND SHIPPED TO ADDRESSES WITHIN THE UNITED STATES. I have installed the Holley hp efi MPFI on my twin inboard mercruiser 350ci 270 hp. Marble, Engine Biminis, View Simple Calibration Wizard (Answer a few questions about your engine, and it creates the base map, then starts tuning on its own!) Because the fuel maps are built on a speed-density (ie, engine RPM versus manifold air pressure) fueling strategy. "SE" Special Edition Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. Most of Holley's EFI systems provide a Setup Wizard that builds a base configuration file that allows you to start the engine and operate the vehicle. Racks, Fish Finders, Sounders I have twin 502 factory fuel injected Mercs and want to go to adaptive EFI. Accessories, Pontoon Bimini 15% restocking fee on any complete engine. (0) $ 645.95. Install the new throttle position sensor at the recommended location on the intake manifold with the provided bolts. Add to Cart . Features. Lowers total hydrocarbon emissions by . Rollers, Boat Trailer & Rings, Prop Nut Kits & Disconnect the fuel lines from the pump. Had to source a manifold riser spacer from performance fuel injection ($80) to accommodate the O2 sensor, found a nice stainless return to tank fuel fill adapter from CP Performance ($50) to avoid removing or drilling into the fuel tank, and used an existing threaded plug for the Coolant Temp sensor. If this is a first time effort, find a tuner in your area with marine experience. Turn on the ignition switch and allow the fuel pump to operate as it fills the fuel system lines. Cushions, Lexington Do you recommend in-tank or external fuel pump? John. High Back Reclining Helm Seat, Cabin and offer easy plug-and-play Login, Boats Trolling Motors, Shop Disconnect the cables from the battery and the ground on the engine block. Helm Seats, Shop 4 Barrel Fuel Injection Conversion - Self-Tuning Kit + Handheld EFI Monitor - Black Ceramic Finish. Hardin Marine can recalibrate your Mercury ECU (computer) to yield the very most of your engines power The ECU precisely controls fuel requirements, detonation control, idle speed and RPM limitations We have dyno-tested multiple combinations and know what works! Thanks. Step 1 Remove the engine cover. Remove the fuel pump. Install the fuel sensor from the kit into the threaded port on the manifold near the throttle body. Kits, Boat Trailer Login, Boats Boat Repair, Boat Paint & Covers, Boat Wiring & Terminals, Marine Fuse Blocks & Covers, Boat Shrink Wrap PMO 3 Barrel Throttle Bodies and Kits for 911; BMW 2002-320i M10 engine single sidedraft dcoe . Helm Seats, Shop It may not display this or other websites correctly. Biminis, View On a side note: Im getting 4200 rpms at 5000 elevation with stock heads. Well an update on the Sniper install. All rights reserved. Systems, Marine Plumbing And who can blame them? The Stage 1 system is a computer re-calibration that increases the maximum rpm level while maintaining a conservative timing curve for 89-octane gas. Anyone ever converted a 1987 3.7L 4cyl Mercruiser engine to EFI. Accessories, Boat Deals, Electronics Shopping with Michigan Motorz is 100% secure! Please call or email for an RMA #. Wednesday 9-5 The Tech Tips and discussions are also great! Have you modified your stock Mercury EFI engine by adding high performance exhaust, a bigger cam, a high flow flame arrestor, oradded a supercharger? OEM Style TPS/IAC and Fuel Pressure regulator, for years of dependable service. ACCOUNT, Find Trailer Winches, Shop Hi all, i'm contemplating doing a sniper quadrajet swap onto my volvo penta 5.7 GL 2bbl holley motor in my 1997 cobalt 200 with the DP-S outdrive. This boat has a non-vortech motor with a 2 bbl gm intake i'll need to replace. Honda 5hp Outboard, Boat Pumps, Marine Pump Replacement Is this a viable upgrade for my boat? Add to Cart . Disconnect the throttle linkage and the fuel line from the carburetor. Bilge Pump, Tires, Rims, & Hub Engines can be picked up at a local shipping terminal or dropped off at your location*. Boat Gel Coat - Spectrum Color, Pumps and Upgrade to Sniper EFI and get the tactical accuracy of EFI today! All Packages over $175.00 will require Indirect Signature: FedEx obtains a signature from someone at the delivery address; from a neighbor, building manager or someone at a neighboring address; or the recipient can also leave a FedEx Door Tag authorizing the release of the package without anyone present, or you can sign up for FedEx Delivery Manager. Get the best deals for 454 mercruiser fuel injection kit at eBay.com. . The problem is with the Holley computer when you turn on the keyit squirts a prime for a split second. K&N clamp-on style filter element and high velocity air inlet adapter which Accessories, Marine Electrical Will not work on the newer wide band O2 sensors with 6 pin plugs. & Live Bait Transom That's right, no need for a separate nitrous controller! If you're not running one (or if you are and the water has killed it) then it is not surprising that you are running rich. In the case of the car, you can generally get out and walk (run?) No prime, but a second later it's ready to crank 'normally'. Harware, Marine Nuts, Bolts, & "SS" Sport Series Tuning Kit For MerCruiser 454 & 502 Magnum MPI Engines. This doesn't mean it can't be done. This requires a considerable additional investment but as long as you're doing things you're not going to do them half-way, right? Parts, Rule 1500 GPH Automatic The optimum series is our new line of throttle body injection kits that retain the advantages of affordable fuel injections Legacy throttle body injection kit. Look no further. Self-tuning ECU means you dont have to be a computer/tuning wiz to have EFI! Introducing Sniper EFI! Parts, Sacrificial Anodes & Be sure to wire your fuel pump in accordance with SAE J1171 which requires the fuel pump to be wired through the oil pressure sensor so it won't prime unless the engine is cranking. can i use efi off a truck or switch to another injection system. Add to . Precisely Adam. Do you understand that no USCG-approved aftermarket EFI fuel system (including fuel pump, lines, filters, adapters, and hose ends) exists, that installing unapproved components on a boat will make the boat out-of-compliance with USCG regulation and could result in financial loss and legal liability (and that you release us from any liability by proceeding)? For this you need a system that can be fully programmed to the extent of the Holley ECU's capability. Fuel Injection; Jeep Weber 32/36 Conversions; Jeep Weber 38/38 Outlaw Conversions; PMO Carb and FI Conversion kits for Porsche 6 cylinder 911. If it's working to prolong the life of the sensor in the AEM Wideband kit then there is no reason to believe it wouldn't work with any other sensor. Thanks for the heads up. Boat, Boat Buyers transmission control and more. There are at least 3 suppliers of marine Fuel Injection Conversion kits here: 1) Performance Fuel Injection 2) Affordable fuel injection 3) Howell Engine Development I really want to go FI (even is only TBI) for the better economy, cleaner running and easier starting. This fitting kit replaces the stock fittings with larger higher flow fittings allowing better cooling performance. classic car or truck Marc, you don't mention which system you installed but the Holley systems are fully configurable. Hardware, Boat Seats by Yeah, it may sound hokey to some, but is just one option to solve the issue where you are and with what you have. 3.0L Mercury/Volvo Optimum Marine series TBI kit - Affordable Fuel Injection 3.0L Mercury/Volvo Optimum Marine series TBI kit Starting from 1375.00 Category: Optimum Marine EFI Tag: optimum-marine Description Pictured is AFI's Optimum series TBI complete system for a Mercury/Volvo 3.0L engine. Returns must be shipped to:Michigan Motorz32333 Mally Drive Madison Heights, MI 48071. Deals, Boat Seats Combos, Fishing Tools & Galley, Covers and You must log in or register to reply here. For special engine orders, shipping time is based on current stock and build time. Be sure to disable autotune and remove the O2 sensor before it dies. Guide, Boat Did we mention the Super Sniper also has full nitrous control built-in? However, overcoming that whole idle/off-idle transition (mentioned above) is going to be the challenge. Fits: 1996 and up GM 5.0 and 5.7L Vortec engines. The Stage 2 maximizes the power output of the stock engine by running 91 octane or better, increasing the maximum spark advance, increased ignition power from the individual coils, denser air charge from the low temp thermostat and maximized air-fuel ratio in each individual cylinder. injection systems capable of Systems, Marine Plumbing Does not alter fuel composition. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. By bypassing the built in pressure regulator in the fuel module(allowing full flow and pressure), using 3/8 hard lines to/from the sniper to meet CG rules( no soft lines on the engine block)using the snipers fuel pressure regulator, This is as close as I can come to safe. Holley just brought EFI within range introducing Sniper EFI master kits! Anything else is going to be a frustrating recipe for for failure. Even though you now have the USCG-approved Sniper EFI System as an option for your new EFI System you're not quite out of the woods yet. When I went to Holley HP, I found an adapter by Innovate that is designed to draw air out the exhaust stream and away to the O2 sensor. Lights, Boat Trailer There is no problem getting this tuned and then running open loop. 2.5 Bar MAP sensor included which safely works on applications up to 21.5 PSI, Progressive or Non-Progressive control strategies. Professionals. Was in marine engineering for years. Deals, Paint & Maintenance Thanks for the compliment--we look forward to your feedback! Contact Michigan Motorz of the potential damage. Customers report far cleaner transoms (less soot) with increased throttle response. Financing, Iboats Holley Sniper EFI Self-Tuning Master Kit - Shiny, Black Ceramic or Classic Gold. Includes complete fuel system consisting of; 20ft of 3/8 Vapor Guard Fuel Hose, Fuel Pump, Filters, necessary hardware and bulkhead fitting to return fuel into the tank! *** We Do not offer any outboard tuning options***, Computer Re-Calibration & Monitoring (ECU) - Supercharged Engines, ECM 555 Computer Re-Calibration & Monitoring (ECU) - 496 Mag and HO, 525 Non Supercharged Engines. Seats, Offshore Boat This Part has options, please click the button below to order. As far as spark control, the Sniper will let you tune those 4 points, nothing else will. Ropes, Boat Initially I was looking for the upgrade to a 4V holley 4175 carb, but this option has peaked my interest. Holders, Cabin Accessories & All engines & parts are packed by our shipping department. Bilge Pump, Tires, Rims, & Hub Part # 550-511. Varnish, Marine Adhesives, Dollies, SportsStuff Great Big A Flame Arrestor is REQUIRED for marine installations, such as part number, 720 . Rates for Standard service to and from Canada do not include charges for customs clearance. NOTE: You will need to send us your ECU with thisquestionnairefor re-calibration. can you change a mercruiser carb engine to fuel injection | Boating Forum - iboats Boating Forums hi, jim here its a 1980 vintage 898 alpha setup in a marlin. Then having an experienced tech from a local dyno speed shop ride in the boat as you run the power up and down, making notes. Seats, Fishing Boat I've been building a TBI system from GM parts to use on a 1987 Wellcraft with the Mercruiser 4 cylinder engine. I really dont want any issues on the whitewater lol GPS Chartplotter and Fish Finder Combo, Find Do you want quicker acceleration, faster planing, and increased performance of up to 15 HP? *= No Sales Tax OUTSIDE the state of Michigan. From time to time we receive phone calls from individuals who are interested in converting their carbureted boat motor to fuel injection. Friday 9-5, 3.0L Mercury/Volvo Optimum Marine series TBI kit, FORD 1960s Mustang/Falcon Complete TBI System, Toyota/Landcruiser Optimum series TBI kit, Generation III GSE Fuel Injection Conversion, Ground Support Equipment Installation Instructions, - MOPAR / CHRYSLER Legacy Complete TBI Kit, - FORD 1960's Mustang/Falcon Complete TBI System, - Toyota/Landcruiser Optimum series TBI kit, - Chevrolet Optimum Marine series TBI kit, - 3.0L Mercury/Volvo Optimum Marine series TBI kit, - Generation III GSE Fuel Injection Conversion, - Ground Support Equipment Installation Instructions, https://www.youtube.com/watch?v=MzRJh6kp6HY, https://www.youtube.com/watch?v=eWFWocpD1n8, https://www.youtube.com/watch?v=zdN5jsltyOk. I ordered a computer, custom harness, marine fuel pump, map sensor and adapter plate from Affordable Fuel Injection to run the whole system. Many contemporary MerCruiser engines employ electronic fuel injection, or EFI, that takes the place of carburetors used on older engines. FiTech Fuel Injection reserves the right to refuse or cancel any such orders whether or not the order has been confirmed and your credit card charged. Fuel Tanks / Fuel Tank Parts. It's economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Supports up to 650hp with Four 100 Lb/Hr Injectors! Hardware, Boat Supplies, Boston Whaler, 1972-1993, Other countries likely have simmilar approval processes for marine engines. Lighting, Marine Teak the "SE" Special Edition flame arrestor that utilizes a high flow Ropes, Boat More Info. Trolling Motors, Shop Nice work. Boat, Boat Buyers Hitches, & Marine Battery Chargers, Shop Did you use the Holley fuel pump and have you had any issues with it? Axles, Boat Trailer Tie NOTE: You will have to remove and send in your ECU to have this process done. Why? Have engine apart and head checked and cleaned at machine shop. Anchor Box Anchors, Fishing Rod & Reel AN All, Boat Bimini The engine floods and it is embarrassing when leaving a lock. Attach the original air cleaner/spark arrestor at the throttle body using the provided adapter fitting and bolts. Copyright 2019 IBOATS. Opinions? & Dock, Anchor Chains & His hobbies include horses, motorcycles, road racing and sport fishing. I wanted to let you all know, I have modified a mercruiser Cool Fuel Gen 3 module(mounted on the engine) to provide fuel to a sniper. Plumbing, Anchor Terminals, Marine Fuse Blocks & Parts orders placed before 1:30 pm EST will normally be shipped the same day or next buisness day (if the item is in stock). increases air flow by as much as 20%. William Machin began work in construction at the age of 15, while still in high school. Furniture, Boat Seat Pedestals &
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mercruiser fuel injection conversion kit