Fuel Issues

2002 Make Harley Model Softail Springer Hog Questions: I’m having fuel problem, took fuel pump out of tank, cleaned it up ( there was some paint chips from inside of tank) removed all paint from tank. rolled it on a slow lathe with mineral oil and a couple cups of polished stones. ran great for

Read more »

Read more »

To Add an Additive or Not

We have had a number of questions come in about oil and fuel additives. Should they be used with Harley Davidsons? Which oil additive is best for my air cooled Harley? Via Email Using an oil additive is actually “old school thinking”. Many years ago the oil that was available to us did not offer

Read more »

Read more »

Harley Fuel Pressure Tester

Fuel Pressure Issue

My bike won’t start. It’s fuel injected and has new fuel lines and the fuel pump is working. The bike sat for 6 months but ran before. It has only 6,000 miles on it. Like I said the bike sat for 6 months. The battery went dead so I bought a new battery and put

Read more »

Read more »

Harley Fuel Filter and Pump Install

Fuel Pump Replacement

1999 Harley Road King Classic. Can the fuel pump be replaced with fuel still in the tank? Via Email You should always drain your your tank before serving or repairing your fuel pump assembly. Related Fix My Hog Videos: http://www.fixmyhog.com/video/draining-fuel-fuel-tank-filter-early-models-001330/ http://www.fixmyhog.com/video/harley-davidson-twin-cam-fuel-tank-removal-008423/ http://www.fixmyhog.com/video/harley-fuel-pump-filter-removal-005103/ http://www.fixmyhog.com/video/harley-fuel-filter-pump-install-005369/ http://www.fixmyhog.com/video/harley-fuel-filter-install-on-a-softail-or-dyna-008007/ Have more questions? Check out our Q&A index page to find

Read more »

Read more »

In The Shop: 2012 FXDC Fuel Filter Replacement

If you are riding a fuel injected Harley Davidson, fuel filter replacement is an important service point that should not be overlooked. Typically, replacement of this filter is recommended at forty or fifty thousand miles. The service manual for your year and model will list this filter replacement in the service schedule. The fuel filter

Read more »

Read more »

Fuel Gauge Issues

I have been having fuel gauge issues for the past couple of years, and it’s time to tackle them! When my fuel gets to about 3/4 tank, my fuel gauge begins to bobble from full to 1/4 tank (moving back and forth without reason). Once my fuel level gets down to about 1/4 tank, the

Read more »

Read more »

In The Shop: Bad Fuel Injector

2008 XL SYMPTOM: Running on one cylinder DIAGNOSIS: A bad fuel injector REPAIR: Replace fuel injector https://www.fixmyhog.com/video/fi2000-powrpro-cvt-install-003260/ Harley Davidson fuel rail Intake seals https://www.fixmyhog.com/video/carb-intake-and-ss-air-cleaner-install-005402/ Spark plugs https://www.fixmyhog.com/video/spark-plugs-001224/ Bad, or blocked fuel injectors are not uncommon. If you own a fuel injected Harley Davidson that begins running on only one cylinder, this may be the case.

Read more »

Read more »

Harley Fuel Filter and Pump Install

Fuel Filter and More

My first question is when removing the rim and tire from my Harley and reinstalling, why does it matter which direction the spacers are positioned? I noticed a referring line on the spacer as well as a slight taper on one side. Is this important and why does it matter which way it is placed

Read more »

Read more »