Please follow the link above to our Facebook page where you will find our contact information or message us thru Ebay before you purchase, this will assure the best service possible. This design is prone to degrade over time, especially when the bike is parked for extended periods. Have you had it on the center stand and determined which side it's leaking from? It appears there are some o rings there and that they've failed. Does fuel run out the overflow tubes that are attached to the bowls? I also recommend never using ethanol containing fuel if you can possibly avoid it. If you do, fuel is leaking into the cylinders. I got it all apart and the o-rings are undoubtedly the problem. Vacuum line from intake manifold to fuel valve is broken, cracked, pinched, or missing.
Severely discharged or a damaged battery should have 12. Valve springs floating, weak, or broken. The acid can crack the fuel feed port and cause a pressurized fuel leak that can start a fire, something the automaker says hasn't occurred. Because the gas-tank is down low under the seat, a pump is required to get the fuel up to the carburetors. Dave Hi, Sorry to hear the carbs are still leaking. Dave Dennis, I forgot to mention that when you rebuild those carbs, be sure to leave the carb halves connected.
The mechanical fuel pump uses a rubber type diaphragm operated by a metal arm. How to contact the manufacturer: Owners can go to or call Honda at 888-234-2138. I know it is not much to go on but that's why it has been so troubly to me. Honda says it has received no reports of fires, crashes, or injuries related to this issue. Those are for the other wall. I guess I saved few hundred bucks with this one.
The automaker says it will inspect the fuel pump and replace it if needed. The valve cover gasket is an easy fix, the head gasket is a difficult diy job and an expensive shop job, but if you are handy with your tools you can do it. Does it leak while shut off, or while running, or both? Good luck and have a wonderful day. Those detergents contain sulfuric acid that may drain from the bed of the Ridgeline and leak into the fuel feed port. Spark plugs in bad condition or partially fouled.
Update : Exactly 1 year after this fix, I started smelling again the fuel in my car and I knew exactly where it was coming from. Carburetor vacuum diaphragm torn, cracked, not seated or installed improperly. Another danger is that if the bike is running with less than optimal fuel available to the carburetors, it will run lean. Spark plugs in bad condition or partially fouled. Honda recalls nearly 107,000 trucks at risk of fuel leaks that can start fires.
The Epoxy does not chemically bond to the plastic but its mechanical grip is good enough to hold tight in place and effectively stop the leak. Valve springs floating, weak, or broken. Any idea where to find them at a reasonable price? Carburetor contaminated, sticky float, plugged jets. This is an easy 15 minute fix; First you will need to buy the seal, Honda part 91211-286-003 or 91256-096-651 Remove top bolt holding the tach drive and fuel pump to the cylinder head. You'll be better off that way. No spamming please, keep it real. Grab the flats at the top of the tach drive gear and pull.
Please contact with any questions. I can see fuel running both out down in the center of the carbs and front left, but it it is hard to pinpoint where it is originating. I could peel away the soften epoxy and redo the work if I had more time to play with it. Just this morning, while browsing Randakk's site, I happened across an article detailing the exact job that has been holding me up. I have replaced all of the o rings for the supply tubes, the bowl gaskets, and the plenum chamber gasket. There is another cause for leakage, and that is the possibility of one or more floats being set too high which allows excessive fuel into the system.
If you need any help with float setting, let me know. Welcome to the brand new 5thGearParts. Ideally the fuel leakage problem should be fixed rather than looking to shut off fuel and run till dry. They all looked to be in need of replacement, so I thought any one of them would be the culprit. Smoke while riding is usually caused by worn out or damaged valves, seals, guides, pistons, rings, or cylinder walls. I need to ask a few questions before we go further as there's no sense in trying to go at this blind. Remove tach cable by pulling it outwards.