Thanks for the info, once again brilliant presentation & delivery. It also should be pointed out that this problem can effect all mechanical engines that run on fuel, both Bikes & cars. I am having vapor lock issues on my 2008 ultra classic ReplyĪDORE your shorts – i would seilrusoy love to explore your wardrobe and accessory collection, but i think you already know that by now! hehehewhat beautiful para-sailing photos, i took a few when I was in Thailand last Aprilx Lauren Reply This invention relates to new and useful improvements in a vapor lock eliminator which is interposed between the fuel pump and the carburator of an internal. Next time it happens try opening throttle fully while cranking, this leans out over-rich mixture and it should start. Fuel can flood the intake through the main jet.
My bad ´cause the cap is one that I bought in that “wish” app Reply Vapor lock implies jssue with fuel line, whats happening on these short stops is engine heat is 'soaking' the carb and fuel is 'boiling' in the float bowl. I recently bought a new cap and I’ve noticed the vapor release when I opened it. THANKS!! The best and the only site that explains to me the lack of Power in my 883. Δ 6 Responses to “How to Check and Fix Vapor Lock on a Harley-Davidson®”Ĭan’t get fuel to EFI. Most enthusiasts tend to focus on the pressure side of the fuel delivery system when the real problems are more likely located on the low pressure or inlet side of the pump. Let’s take a few moments to learn about how pumps operate. Jeff Smith: Vapor lock is a term used to describe when fuel changes from a liquid to a vapor before it arrives at the carburetor. But to do that, they rely on unrestricted inlet access to fuel.
All pumps do a great job of creating pressure and moving fuel from the tank to the engine. Mail (required) (will not be published) What does the pump’s inlet have to do with vapor lock In a word everything.With vaporized fuel in the system, it starts to run lean, preventing the proper amount of gas from reaching the engine. Articles on Harley-Davidson How-to and More Vapor lock occurs when the liquefied fuel gets too hot and vaporizes. Vapor lock is a condition in which AVGAS vaporizes in the fuel line or other components between the fuel tank and the carburettor 1.
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