Fuel Injector O Rings

The bore in the cylinder head for the EUI is directly through the cylinder head water jacket. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Fuel Injector O-Ring & Pintle Cap Kit For Ev1 Body This is an injector o-ring and pintle cap service kit for 1986-2004 Mustang utilizing orange top 19lb injectors and also fit EV1 blue top 24lb injectors as well. Make sure the new injectors have the new o-rings and pintle caps on them. As long as the person has the correct tools for the job and is not in a hurry, then it remains easy. Fuel smell from the engine bay. Exhaust Valves. 9 Injector Installation Kitfor1998. Fuel DISTRIBUTOR/PRESSURE regulator. 15 Fuel Injector O-Rings found. Home Dodge 2nd Gen 24 Valve 98. To reassembel, luge the o-rings with some clean oil and push them in. Power (4 port Intake Manifold) - (2 Injectors on Intake Manifold and 2 Injectors on Rotor Housing). Welcome to O Ring Fuel Injector online sales, browsing O Ring Fuel Injector is as easy as 1-2-3, our inventory includes variety O Ring Fuel Injector deals, the hottest sales for O Ring Fuel Injector from Ebay. This fuel injector O-ring kit features all the O-rings required for a full replacement for the specified engine. Shop LCEPerformance for Toyota Performance parts. All Fuel Injector Wire Harness; Left (driver) Side; Right (passenger. Choose Advance Auto Parts for Fuel Injection Pressure Regulator O-Ring. A wide variety of fuel injector o ring options are available to you, such as silicone, rubber, and metal. Start removing the spark plugs. 39 each 500 Pack or more – Please Call. StoreFront / Fuel System / Fuel injector o-ring < Previous Product: Next Product > Fuel injector o-ring. 00 These are the o-ring retainer for the new style bosch 3. After doing some work to my intake manifold, I reinstalled the fuel rail and had a slight leak from one of the injector o-rings. Ford F-150 2001, Fuel Injector O-Ring Kit by Fel-Pro®. Find a Vauxhall Fuel Injector. The extra o ring is for the damper, you get one per kit. The newer style injection pumps on these engines also have delivery valves on the top of the pump that are sealed with a rubber o-ring. com® can deliver!. The tolerances of the closely fitted injector components and fuel injection pump parts are held within millionths of an inch, so it is vitally impor- tant that they be kept free from the damaging action of minute particles of dirt that may enter the fuel—particularly during fuel handling or storage. [Archive] 6. An O-ring is exceptionally versatile, with a wide range of applications ranging from garden hose couplings to critical aerospace duties. Restrictions. OEM Fuel Injector Seals and Orings All 3000GT & Stealth - Twin Turbo, DOHC, SOHC. as for finding the vac leak ive heard that you could use brake clean and spray it around the i-mani gasket and o-rings and see if the idle changes. Previously a tool to perform this special task was almost impossible to find. Moly Diesel Purge increases the cetane rating and makes the fuel ignite better -- this will reduce or eliminate injector knock if you have marginally low compression. I replaced the "O" rings on the fuel injectors/rail about 5,000 miles ago and the 4th injector is leaking again. Ring, O (For Pulsation Damper). where can i find a suitable replacement for my o-rings for my rb25det fuel injectors. Set of eight (8) custom molded injector O-rings designed to allow you to install standard injectors into the production GM LS2 and LS7 intake manifolds. O-rings & pintle caps get brittle over the years & may break during service. Thoroughly clean injector bore, install new O’Ring into injector tube groove. Authorized fuel system repairs for Zexel, Denso, Delphi, Lucas and Stanadyne. Dorman Products - 90100 : Fuel Injector O-Ring Assortment - Universal. 5 - 2003 24 Valve Applications24V Cummins Injector Kit Includes:(6) Connector Tube O-rings(6) Injector Body O-rings(6) Copper Chamber (Tip) GasketsThese parts should ALWAYS be replaced when your injectors are removed for any reason. Because these "O" rings come into contact with the fuel and vapor they are manufactured with a special material. Backup ring 3. We carry a full line of new and used OEM and aftermarket parts for Yamaha, Seadoo, Kawasaki, Polaris, and Honda. First you need to make sure you have all necessary parts (injectors, o-rings, di-electric grease, etc). Bad fuel injector O- rings? was created by 209businessman The car drove fine till i got on the freeway, the car started to hesistate, and then seemed like the motor was stumbling. Maybe get a new set at the local salvage yard and install it on the car. Plug each injector into the rail, and refasten the metal clips to “lock” them in place. OEM Fuel Injector O-Ring for your Porsche Panamera. Tighten fuel drain plug. Fuel Injector Cup 2RZ/3RZ Set of 4 With O Rings OEM Toyota P/N: 90301-19006 90561-10018 at LCEPerformace. Keep an eye on the o-rings - if you drop one down on the intake, it probably will never be seen again. Product Description This is an 16 piece injector o-ring kit for your 1986-2014 Mustang. Choose top quality brands Delphi, Dorman, Felpro, Mahle, Motorcraft, Standard Motor Products, VR Gaskets. 5-02 Dodge 24 Valve Cummins. com ,the Leading Trading Marketplace from China. 99 billett base plate 660 holley center squirter $ 139. 4L 1999-2002 3. Fuel injector O-rings can harden and become brittle over time especially those on older vehicles. fuel injector o-ring kit Part #: CM4717 (9229) No image available Select a Vehicle to view additional diagrams and ensure you are ordering the right part for your. This can cause both external and internal fuel leaks and should be taken care of immediately. With a reputation for innovation, quality, and service, our products push the limits of diesel performance technology. FUEL INJECTOR O-RING Porsche 718 Boxster Browse Fuel Injector O-Ring for your Porsche 718 Boxster. Bosch 3 Pintle Cap (LS1, Ford, Chrysler) $3. 4 N2 Fuel Injector Tube and O-Ring. They are exposed to gasoline which has a much more pernicious relationship with elastomers not designed for contact. A Fuel Injector O Rings Replacement costs between $188. New and rebuilt fuel injection pumps, injectors, and turbochargers for Kubota farm, AG, industrial, tractor, generator and marine applications. At side by side utv parts, we only distribute the highest quality fuel injectors on the market. 3L Powerstroke and International Navistar T444e Replaces CM5010 XC3Z-9229-AB 1833564C92. I can't imagine a fuel injector making enough noise to be heard over the rest of the engine. Heres my old injector after removal. A wide variety of o ring sizes for fuel injector options are available to you, such as rubber, silicone. These O-rings are readily available. The rings may swell. Remove oil drain plug in cylinder head. Set of eight (8) custom molded injector O-rings designed to allow you to install standard injectors into the production GM LS2 and LS7 intake manifolds. Fits Ram 2500, Ram 3500. com® can deliver!. Step 1: Install new O-rings onto the new injectors. An O-ring is exceptionally versatile, with a wide range of applications ranging from garden hose couplings to critical aerospace duties. Fuel Injector Parts. If it did I'd say the injector is bad and replace it along with the #5 injector. Replace your worn out or leaking O-rings with a brand new set. O-Rings and Torques. Bad fuel injector O- rings? was created by 209businessman The car drove fine till i got on the freeway, the car started to hesistate, and then seemed like the motor was stumbling. FUEL INJECTOR O-RING Porsche 718 Boxster Browse Fuel Injector O-Ring for your Porsche 718 Boxster. The most recently reported issues are listed below. 5 psi, 500-850# @ 90psi Spray Pattern = Wide Atomization. D-4D Injector Install procedure small screwdriver or O-ring pick are located on top of each injector. I'm wondering if there are combustion gasses leaking all the way past the copper gasket, lower o-ring and softening the fuel-to-oil o-rings. Replaces Toyota P/N 90301-07001. The ID1000 was the first offering from Injector Dynamics, and was also the first to offer a number of innovative features to the motorsport community. I am looking for input on this fuel injection leak. I've had the the stock fuel rails off my 5. 99 bg 5000 fuel filter element $ 19. Clean the injector tips with a non-abrasive cleaner and wipe them off with a lint free cloth. While you're taking them out, send them in to have them cleaned and balanced. These are used on a variety of engines from Jeep. These will not degrade in a short time like similar size "O" rings which you may find at a hardware store. The old fuel injector should match the new unit, remove the dust caps from either end and ensure new O ring seals are installed. I have an on-and-off leak between the first injector and the fuel rail, and after replacing the o-ring 5-6 times, I gave up. Any time you see a change in the behavior, you need to address it. Nitrous Outlet is the ultimate source of everything Nitrous! Our inventory includes thousands of nitrous systems, parts, accessories, and dedicated fuel systems for every application. Recommended for replacement when servicing the fuel injectors. Fuel Injector Cleaning Fuel Injector Cleaning; Fuel Pump Testing can tell you exactly how your pump is performing. Fuel injector. I ended up making six stops before I found the right o-ring, some stores would take 2 to 5 days to order the proper fuel injector o-ring kit, some stores only had generic o-ring variety packs, which either obviously did not have the correct size or were expensive enough that I didn't want to take the. All GM Duramax; CP3 Pressure Regulator; Navistar; Fuel Injector Wire Harness. Diesel Fuel Injector O-Ring Seal Kit Pack of 8 For Select 94-03 Ford 7. Although fuel injectors are individual, they are designed to work as part of a team with the other injectors. Carefully with a small bit of "used" scotchbrite give the injector ends a little clean. 2006 GTO or something like that? I am getting conflicting information about whether fuel injector o-rings from another year will work with the LS3. 00 + au $19. Custom designed add on filter kits for both Dodge and Duramax applications. 0L Diesel ~Ball Tube/Nipple Cup O-Rings & Top Injector Seals ~Low ICP Won't Start Hot - Duration: 12:53. Buy online, pick up in-store in 30 minutes. These seal the injectors to prevent fuel leakage. Clean the nozzles using one of the following approved cleaning liquids fo r the specified length of time:. See the oblong box at the top of this picture? That is the Charcoal / Vapor Canister. VW CIS injector o-ring seal. Skip to Content. Injection Pump : Fuel Injector : Drain Cock : Sealing Ring Pair : Injector Sealing Ring : Fuel Tank : Banjo Bolt (12mm) Injection Pump Seal Kit : Lift Pump Drive Gear : Glass Bowl Sealing Ring : Diesel Fuel Lubricant w/Anti-Gel : Injection Pump Timing Retard Device : Injection Pump Stud and Nut : Injection Pump Banjo Bolt with Valve : Injection. If your car is running poorly the injector should be checked. This page is dedicated to the owners of these vehicles equipped with GM's dual point fuel injection (model 220 TBI). O-rings are recommended for replacement when you service the fuel injectors. Volvo Fuel Injector O-Ring Kit meaning you'll know exactly where your Fuel Injector O-Ring Kit is at every step of the shipping process. ADAS: The Next Big Repair Opportunity. The fuel side of the 7. fuel injector o-ring repair kit suit ford fairlane falcon au ba bf xr6 & turbo. All injectors are flowed both statically and dynamically and are to within ±1% New o-rings, filter & seals ready to install right out of the box. Refer to the illustration. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. 60 Large Diameter Fuel Injector O'Ring. Bump it with the palm of your hand to seat it. Injector Lower Sleeve Kit Injector O-Rings Fuel Filters Filters & Housings Barbed Inline Filters Long Filter Housing Standard Filters Replacement Filter Elements & O-Rings Bronze Elements Standard and Long Elements Replacement O-Ring for Fuel Filters MRA Conversion Kits Steel Tank VE MRA Conversion Kit Steel Tank VT MRA Conversion Kit. 03+ Dodge 5. 0L Power Stroke Diesel. 66 on average. Check out free battery charging and engine diagnostic testing while you are in store. Read More. Mr injector sells parts to rebuild fuel injectors. It is up to you to verify this is the correct part number for your vehicle. Injector oil inlet adaptor 2. There are (2) of these seals on each LB7 Injector Cup, both must be replaced to avoid coolant contamination. To get the best experience using shop. At this point you have pulled the injectors from the fuel meter body, you have your injector reseal kit with all of the o-rings napa and everyone else has them. Choose Advance Auto Parts for Fuel Injection Pressure Regulator O-Ring. 0L fuel injectors features all gaskets and seals needed, and one kit is required per injector. Get an instant estimate for your car and book a certified mechanic to perform the service at your office, or wherever your fleet may go. Fuel Injectors Leaking Injector. Usually bad or failing o rings will produce a few symptoms that can alert the vehicle of a potential issue. Sold In Packs of 100: 100 Pack –. We carry a full line of injector service kits, pintle caps, injector filters and orings for do it yourself mechanics and asnu injector shops. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. Best regards JAP. If your car is running poorly the injector should be checked. All GM Duramax; CP3 Pressure Regulator; Navistar; Fuel Injector Wire Harness. 1L 2000-2005 Vin J 3. Please narrow the Gas Injector Seal results by selecting the vehicle. Ships from Myrtle Beach SC. Dip the entire o-ring into oil before putting it onto the injector. Any advice/help would be. Shipping is $8. 0L fuel injectors features all gaskets and seals needed, and one kit is required per injector. Carbon bits from the nozzle. 0 about 7 times in the last 9 years doing and redoing various combos. Supertec Performance Engines - We offer High performance Engines - for use in both street and race applications. If you are adding an earlier injector to a later intake like an LS2 or LS3, you will need the larger diameter 0. 1L 2000-2005 Vin J 3. Metric O-Rings are employed in specialized applications and, like the name suggests, are standardized by metric dimensions. Previously a tool to perform this special task was almost impossible to find. Crown Automotive 5103149aa Fuel Injector O Rings Fits Jeep 2 4l Set Of 4 For Sale. 4L 2000-2005 Vin E $7. Choose Advance Auto Parts for Fuel Injection Pressure Regulator O-Ring. With the soaring prices of fuel these days, you can't afford to waste it-every single drop counts. The old fuel injector should match the new unit, remove the dust caps from either end and ensure new O ring seals are installed. Fuel Injector O-Rings. 00 + au $19. If you find spark plug with black sooth that smells like gas you found the leaking injector. Really easy fix, pull fuel rail out without removing injectors. That one prevents air from leaking past the injector and into the engine, causing a sort of vacuum leak condition. 3L Powerstroke and International Navistar T444e Replaces CM5010 XC3Z-9229-AB 1833564C92. The fuel injector lower O-ring (5) uses a nylon collar, called the O-ring backup (4), to properly position the O-ring on the fuel injector. Caterpillar also offers injector removal tools that are designed to pull the injectors out of the engine block without damaging the crucial smoothness of the injector mounting holes and without damaging the injectors themselves or the O-rings that keep them from leaking. The O-rings on injectors are designed to seal all fuel and fuel vapors from escaping into the engine. Be sure to reinstall the O-ring backup, or the sealing O-ring may. 3 Diesel Truck knows that Diesel O-rings need to be replaced frequently. the inlet and outlet fuel restrictors could result which would change the fuel flow. Replacing seals this week and want to do the O rings just be sure. Any suggestions on the proper installation (rings, spacer, etc. Get it as soon as Tue, Aug 13. Be sure to use the correct part number when ordering replacement fuel injectors. All GM Duramax; CP3 Pressure Regulator; Navistar; Fuel Injector Wire Harness. The o-rings should come off with the injectors, There are little metal U clips holding the injector into the fuel rail, so remove these before removing the fuel rail. Toggle Navigation. This kit contains everything needed to rebuild all 8 injectors. Service includes before/after flow testing, ultrasonic cleaning, backflush, all new o-rings and internal filters. It's confusing - because I've read somewhere that if the O rings are not Brown then they're not the correct ones - BUT - factory ones are usually GREEN - and I got a reconditioned set of AU ones from reputable Injection place which had Black ones on them!. Therefore, all three common type/size of upper o'rings are included. 9 Injector Installation Kitfor1998. Keep an eye on the o-rings - if you drop one down on the intake, it probably will never be seen again. Neither would belts, hoses, or fuel injector o-rings. That’s why Fel-Pro provides leak repair gaskets that are designed for the repair environment. He now has a fuel leak, and it sounds like it is at one of the injectors where it meets the rail (he described the problem to me over the phone, so perhaps I'm missing something). Figure 2 Figure 1 1. com offers 728 o ring sizes for fuel injector products. 0L fuel injectors features all gaskets and seals needed, and one kit is required per injector. Superior Seal Optimization. Exhaust Valves. Typical Nozzle Assemblies For Normally. This part is Ford OEM. Fuel, manifold, intake. Engines last longer and run better. Injector O-rings provide vacuum pressure for the injectors to work properly so that no outside air leaks into the injectors. Replace your worn out or leaking O-rings with a brand new set. Works with Sea-Doo Fuel Injection and All Yamaha 4-Stroke Fuel Injectors. Start removing the spark plugs. Shipping is $8. Use high temperature nickel based antiseize lubricant to coat injector tube threads. Set of eight (8) custom molded injector O-rings designed to allow you to install standard injectors into the production GM LS2 and LS7 intake manifolds. This series of innovations and "firsts" have made it the most popular - and most copied - injector on the market today. This clogging can affect the diesel fuel delivery, resulting in increased fuel consumption and a noticeable loss of power. 5 - 2003 24 Valve Applications24V Cummins Injector Kit Includes:(6) Connector Tube O-rings(6) Injector Body O-rings(6) Copper Chamber (Tip) GasketsThese parts should ALWAYS be replaced when your injectors are removed for any reason. There are typically two on each injector: the top O-ring seals it to the fuel rail and the bottom O-ring seals it. Brand New, Genuine Viton, Fuel Injector O-ring and Seal Kit. Usually bad or failing o rings will produce a few symptoms that can alert the vehicle of a potential issue. FORD FUEL INJECTOR SEAL + WASHER + ORING SET FOR (SET OF 12 PCS). [Archive] 6. Home / Fuel System Parts / Fuel Injectors, Bosch Fuel injectors / Top Feed 14mm O Ring. It is also a good idea to clean the injectors when repairing leaks, and it is also best to clean and service all the injectors at the same time. com® can deliver!. This is a complete injector rebuild kit for all 2003-2010 6. The injectors are all attached to an aluminum bar called a "Fuel Bar". Clips hold the injectors onto the rail. My buddy's 1997 Chevy S-10 had an injector o-ring failure and also did the same thing about 5 years ago. 570-inch O-rings. Consisting of categories such as blind spot detection sensors and lane departure sensor cameras, Advanced Driver Assistance System (ADAS) is. Fuel Injector. Shopping for Cheap Fuel Injector O-Rings at AAdvance Auto Parts Co. With extremely small tolerances within injectors, 1 to 3 microns, and very high fuel pressures, issues can arise such as fuel contamination causing wear, or coking of external surfaces from an incomplete burn. Apply molybdenum to the threads and seating surfaces of the clamp bolts. Power (4 port Intake Manifold) - (2 Injectors on Intake Manifold and 2 Injectors on Rotor Housing). As long as the person has the correct tools for the job and is not in a hurry, then it remains easy. 00 for as little or as many seals as you need. The O-rings on injectors are designed to seal all fuel and fuel vapors from escaping into the engine. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. The new system also reduces emissions and will see air and fuel being mixed for the engine to produce the energy required. Please compare the fuel injector seals pictured to your existing fuel injectors and o-rings. Start removing the spark plugs. One o-ring is used at each end of one injector, so for each injector you have, you will need two o-rings. This privacy policy sets out how we uses and protects any information that you give us when you use this website. This part is Ford OEM. If you have 8 injectors, please make your quantity 8 when purchasing. Most likely the size and compound you require is in our inventory of over 300 Million o-rings. With the soaring prices of fuel these days, you can't afford to waste it-every single drop counts. After doing some work to my intake manifold, I reinstalled the fuel rail and had a slight leak from one of the injector o-rings. These are available for separate purchase for those of you who need to make a quick repair to your injector, or if you have misplaced an O-ring. 1L 2000-2005 Vin J 3. Before you buy expensive new or refurbished fuel injectors let us help you take care of your fuel injector problems. Ring, Fuel Injector - OEM Toyota Part # 9030107033 (90301A0037). lube? the intake manifold which is on a vacuum. The only O-rings I’ve ever replaced for injectors (had that problem w/my VW Rabbit) is the one that seals the injector where it seats. Replacing seals this week and want to do the O rings just be sure. eEuroparts. Sold In Packs of 100: 100 Pack -. Yamaha Part Number: 63P-13761-00-00 Outboard F150 Four Stroke Fuel Injector. Recommended for replacement when servicing the fuel injectors. Part No: MYX000040G. As long as the person has the correct tools for the job and is not in a hurry, then it remains easy. Your search returned no products. Hey everyone, I recently swapped injectors from my stock 02' 28 lbers to a set of 41 lbers from a 2007 Z06. Common Metric O-Rings Sizes Tolerances var y by use, please see our tolerance pages. It's a C-shaped piece of metal holds the top part of the fuel injector to the fuel rail. You should always replace these while you have the injectors out. Lubricate the fuel injector top and bottom O-rings with the Permetex lubricant provided and place the injectors in the fuel rails. 13-53-1-274-729 Fuel injector clip. I believe Deatchwerks sells full o-ring kits as well (top, bottom, and the cushion). Volvo Fuel Injector O-Ring Kit meaning you'll know exactly where your Fuel Injector O-Ring Kit is at every step of the shipping process. White Smoke Indicates a Faulty Fuel System: Time for a Fuel Injector Service. 5-02 Dodge 24 Valve Cummins. Add To Cart. Disconnect the electrical plugs. At side by side utv parts, we only distribute the highest quality fuel injectors on the market. In the morning first disconnect the fuel rail. The two o-rings on the fuel injectors aren't exposed to light and ozone would have a tough time getting near the one at the outlet of the injector. 0 Powerstroke fuel injectors, or rebuild your own injectors? This is a 'must have' tool. This is a great kit to have when servicing your injectors or just to have a spare set in your tool box. The LS2, LS3, LS7 intake manifolds have a different diameter injector bore cast into the manifold. Maybe get a new set at the local salvage yard and install it on the car. 1 Replacement of the Spacer Ring and 'O' Ring are very straightforward on many injectors. With enough time and heat, the oil breaks down and leaves a gummy residue on the inside of the injector. But when a fuel injector cracks or breaks, replacement is necessary and it can be expensive. Find our best fitting fuel injector o-rings for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. This kit is the same as our deluxe kit, but uses Italian external o-rings. These will not degrade in a short time like similar size "O" rings which you may find at a hardware store. Power (4 port Intake Manifold) - (2 Injectors on Intake Manifold and 2 Injectors on Rotor Housing). Tighten fuel drain plug. * Note: Injector kits are supplied with O-rings, washers, and gaskets if appropriate, STC and permission letter, Sample 337, Certificate of Conformity, Installation Instructions, Flight Manual Supplement, Identification Plates and Fuel Line Tags. Find our best fitting fuel injector o-rings for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Discard the injector O-ring seals. com has made a decision to continue to not only sell to our wholesale / retail market; but to also provide the public with a secure place to obtain authentic Siemens Deka / Continental Racing Fuel Injectors. All Fuel Injection Pressure Regulators; Dodge Cummins; Ford Powerstroke; GM Duramax. The fuel injector seals are oil resistant. This kit will for the Bosch type top feed. FEL-PRO GASKETS. Engines last longer and run better. O Ring Fuel Injector Sale. Fuel Injector Seal Kits. Fuel injectors Be sure to topped O-rings before pressing the bar injectors, facilitates installation and prevents twisting them. Fuel Injection Fuel Rail O-Ring Kit (11) Fuel Injection Kits Easy Kit (85) Fuel Injection Nozzle O-Ring (6) Fuel Injection Pump Driver Relocate Kit (1). 24pc in this kit all together. We also provide inexpensive and guaranteed 3 day, 2 day, and Overnight shipping options, so if you need your Fuel Injector O-Ring tomorrow, eEuroparts. I used castrol 20w50 because thats what i had in my truck. Inspect the injector bores and cups for any signs of damage. *You will receive fuel injector seals for ALL four fuel injectors (2x o-rings per fuel injector for a total of 8x seals). Shop 2007 Toyota FJ Cruiser Fuel Injector O-Ring. I was told that my air filter was extremely dirty (it was) and consequently that my fuel injectors were likely dirty as well since they apparently sit right behind air filter. I can't imagine a fuel injector making enough noise to be heard over the rest of the engine. Fuel Injector Cup 2RZ/3RZ Set of 4 With O Rings OEM Toyota P/N: 90301-19006 90561-10018 at LCEPerformace. How hard is it to change the o rings on the fuel injectors on a 1990 nissan stanza. Fuel Injector O-Ring (94011699) by Genuine®. Easy to use parts catalog. There are (2) of these seals on each LB7 Injector Cup, both must be replaced to avoid coolant contamination. There are two in each head, under valve cover between injectors. To install the cap use a 12mm-1/2 nut, place the cap in the bore and press firmly on the injector. We have 1000’s of Vauxhall Fuel Injectors for sale at discount prices. If you have 8 injectors, please make your quantity 8 when purchasing. I've had the the stock fuel rails off my 5. The old fuel injector should match the new unit, remove the dust caps from either end and ensure new O ring seals are installed. rubber o-rings won't do. Ring, O (For Pulsation Damper). From new and remanufactured diesel fuel pumps, diesel fuel injectors, Steinbauer power performance modules, turbochargers and more. During my SVT contour days I have seen tons of fuel injector o-rings fail causing a similar failure. Byers Porsche Parts. It's a C-shaped piece of metal holds the top part of the fuel injector to the fuel rail. I am looking for input on this fuel injection leak.