Hard Start and Backfire

I have a custom bike and it has a 1995 Harley engine, Sportster 883. The problem the bike is very hard to start and it coughs or back fires from the carburetor and sometimes from the exhaust. Do you think it’s the carburetor? I live in Denver Colorado thin air and high altitude. Via Email…

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Custom Front Fender Mounting

I bought an aftermarket front fender for my bike that wraps and hugs my 21in front wheel. I am having trouble mounting it the correct way, first time we mounted it i went over a RR track on the highway at 70 mphs and the fender sucked down on to my front tire and locked…

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Lubing Pivot Points

I would like to know what lube you used for pivot points that’s in the spray can and also what type of anti seize for the spark plugs. Also, what to lubricate clutch cable with please and do I need to adjust clutch pack at every service? Thank you! Via Email We use a quality…

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In The Shop: Valve Spring Replacement

If you are interested in a cam upgrade on your Harley Davidson, it is vitally important that the manufacturer’s instructions are scrutinized over. If stock Harley pistons are still being utilized, valve to piston clearance needs to be checked. S&S recommends, at least, .060″ clearance for intake valve clearance and, at least, .080″ clearance for…

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Mapping for Slip Ons

Hello I have a 2002 Road King Police edition with fuel injection. I changed the slip-on mufflers and have been looking at an air cleaner to help the bike breath better. Ive been reading that changing the air cleaner is going to lean the bike out and it will backfire and run a lot hotter.…

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Speedometer Pegs Itself

I have a 2005 Heritage Softail. The speedometer pegs itself when you turn on the ignition switch then returns to normal and will not read at all . I check all the wiring to insure nothing was loose and also the speed sensor . Any thought on what else I can look at to fix…

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Gas not draining

Motorcycle Year 1998 Model Dyna After removing step less clamp and fuel line from fuel valve no gas drains but tank has fuel in it. Can the filter be plugged? Via Email You likely have the stock petcock. It is a vacuum fuel valve. You need to use a mighty vac tool to actuate the…

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Carb Spits

Daughter has a 2005 883 Sportster. Carb spits and sputters until it get really worked up. About 10 minutes. Cleaned carp and put new gaskets and new jet 1 size bigger. No change. Any advice? Via Email The condition you describe is often caused by, either, an intake leak, bike not charging (grounded stator), or…

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Fuel Tank and Pump Removal

I would need some help regarding fuel tank replacement on my 2012 Fat Boy Lo. For fuel tank replacement I need to remove the fuel pump. There are 2 fuel hoses that go inside the fuel pump. On both of them there is an O-Ring. I would need to know the HD spare parts numbers…

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In The Shop: Starting Issues

We have a lot of questions come in to us concerning starting issues on older, Evolution model, Harley Davidsons. Not only do we see a lot of these questions on the website, but we frequently have these jobs In The Shop. Although there are a large number of issues that will keep a bike from…

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