• Harley Cylinder

    Harley Cylinder Prep and Install

    Mike Roen has everything laid out on the bench to put this Harley cylinder and top end back in place for this Twin Cam. We took it apart for some upgrades and a valve job. Since we showed you how to take a top end apart we figured we should show how to put it…

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  • 1:54

    Filing Ring End Gap

    Here’s a tech tip for your Harley top-end rebuild. Before you can install your pistons you will need to check the ring end gap. Push the ring in cylinder, use the piston to push it down in a little bit and measure your gap. Your manufacturer’s spec is check with a feeler gauge. If it…

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  • Harley Rocker Box

    Harley Rocker Box Install

    Mike Roen has the Harley cylinders in place and is now ready to put the lower Harley rocker box on. Your gaskets are labeled front and rear. Make sure to install correctly. Make sure to remove the old o-ring. Prep your bolts with some blue Loctite and put them in the correct allocation. You will…

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  • Rocker Box Cover

    Rocker Box Cover Install

    Moving Along Mike Roen installs the Harley rocker box cover gasket in the correct location. You will need a little blue Loctite on the cover bolts to help keep them in place. Make sure the gasket stays in place, run the bolts down snug and then torque to spec. Be careful not to damage the…

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  • Harley Valve Replacement

    Harley Fuel Valve Replacement

    I Still Have a Carburetor! Every carbureted Harley Davidson has a Harley fuel valve or aftermarket one. This valve allows the rider to control the on/off delivery of fuel to the carburetor. The fuel valve also has a reserve position that helps the rider to monitor fuel quantity, and can be used as a fail…

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  • Motorcycle Compression Test

    Harley Motorcycle Compression Test

    Know Before You Invest In this video, Bob takes us through a compression test on a Twin Cam motor. The motorcycle in this video has sustained damage due to an accident. It is already known that the frame will need to be replaced. It is, also, important to know the status of the motor before…

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  • Harley Fuel Pressure Tester

    Using a Harley Fuel Pressure Tester

    Poor fuel economy, hesitation, cutting out, and no start are all symptoms of improper fuel pressure. In this video, Mike walks us through the use of a Harley Davidson fuel pressure tester gauge to identify the fuel pressure on your Harley motorcycle. There are a handful of reasons that an injected fuel system may have…

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  • harley intake seals

    Twin Cam Harley Intake Seals Replacement

    No matter what year or model you own, it is inevitable that one day you will need to change your Harley intake seals. There are a number of reasons why Harley intake seals will fail. Most common reason for seal deterioration is age. These seals are constantly expanding and contracting due to extreme cylinder head…

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  • Harley Fuel Filter Removal on a Softail Dyna | FMH

    Harley Fuel Filter Removal on a Softail or Dyna

    Twin Cam Harley fuel filter removal is one of the most important service items to keep on top of. Your year and model manual will tell you when it is recommended. If it recommends performing a fuel tank filter replacement at 25,000 miles, it does not take into account where you have been riding and…

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