1931 “T” Head Side Valve   Here’s a copy of lithograph images (below the video) of the four-stroke cycle from Chapter V, “The Otto Cycle In Practice”, Internal Combustion Engines; Their Principles and Application to Automobile, Aircraft and Marine Purposes. It’s by the Officers of the Department of engineering and Aeronautics, The United States Naval Institute, …

Repairing Motorcycle Saddle Bags   Repairing ABS Motorcycle Bags Here are some tips on repairing ABS motorcycle saddle bags (aka panniers). This information was gleaned from various email newsgroups. I don’t know who posted this info; let me know and I’ll give you credit! In the meantime, thanks for helping your fellow motorcyclists! Repairing Motorcycle …

Installing a Tachometer on a Moto Guzzi Jackal   Summary For starters, I believe the V11 Jackal Tachometer kit will give you the same set up and components as the V11 Bassa or V11 EV, and probably the V11 Sport and Centauro. I do not know about the Quota, but I bet it is the …

Adjusting the Valves on a Moto Guzzi V-twin   Adjusting Moto Guzzi valves is a fairly easy job.  Here’s what you have to do for a basic valve adjustment: 1. Make sure the engine is cold; best to do this first thing in the morning after the bike has been sitting all night. 2. Place the …

Installing Fork Gaiters on a 1994 BMW K75   Fork gaiters are a curious motorcycle accessory. Somehow, the accordion-shaped tubes made a motorcycle look instantly old-fashioned to me. Compared to the old Earle’s forks, which look like they could hold up the front end on a tank, the spindly tubes on the later /2 model BMW’s …

Motorcycle Headlight Modulators   Print or save this .pdf version (or keep it on your smartphone) to take with you on your motorcycle in case you get stopped by the police. This Federal law supersedes all state laws and makes motorcycle headlight modulators legal in all 50 states. Here is the US Government Printing Office web …

DesignTech 50 Watt Halogen 1156 Brake Light Bulb I blow through a lot of money on webBikeWorld reviews!  Here we go with brake lights again…. Maybe I have a fixation.  I’m looking for thHalogen Brakee perfect brake light: low watts, low heat, lasts forever with no damage from vibration, lights up in nanoseconds, and is so …

1157 and 1156 Motorcycle Light Bulbs There are several motorcycle tail light and brake light bulb types which are interchangeable. Note that these are bulbs that have a low/high filament; i.e., one filament is “on” all the time as the running light, and the other filament comes on as the brake light. If your motorcycle …

Installing a Signal Dynamics LED Brake Light Bar: Triumph Thunderbird Sport Information about the Signal Dynamics LED Brake Light Bar was covered in a previous webBikeWorld article “Improving Brake Light Visibility on a BMW K75“.  This article addresses the installation of that same unit on a Triumph Thunderbird Sport.  There were a few tricks to this …

The Signal Dynamics LED Motorcycle Brake Light Bar Improving the brake light visibility of motorcycle brake lights is important. I recently installed a “Signal Dynamics” LED motorcycle brake light bar on my BMW K75. And I also added a pair of “Life Brite” LED motorcycle brake light flashers above the license plate at the rear. …

Motorcycle Tire Air Pump   This air pump can be used for motorcycle tires — it’s easy to carry and can be powered from a motorcycle battery or other 12-volt battery. I was on the lookout for a cheap, lightweight and effective motorcycle tire air pump. This would be something to carry in a saddlebag …

Triumph:  See the complete listing of all wBW Technical and Maintenance Articles  |  Visit the wBW Triumph Thunderbird Sport Page for more information and maintenance articles wBW Triumph and Thunderbird Sport Repair and Maintenance Articles Removing the plastic gas tank on a Triumph Tiger Triumph Tiger Chain Adjustment Raising the fork tubes changes the geometry of the motorcycle’s front end and can quicken the …

How to Bleed Motorcycle Brakes With the Actron Vacuum Pump   Summary The Actron brake bleeder is the best way to bleed motorcycle brakes that we have found so far. It’s a bit tricky to use, but once you figure out how to get the hose to fit the bleed nipple, it works well. Motorcycle …

Installing Stainless Steel Brake Lines on a BMW K75 Motorcycle   Summary Installing stainless steel braided brake lines on the BMW K75 is actually a much easier task than I first imagined. There really isn’t much to it, and it’s my belief that anyone with a modicum of wrenching ability can finish this job in …

How to Replace the Fuel Filter on a Moto Guzzi V11   Background As noted by several others, changing the fuel filter on a Bassa (I expect on an V11EV or Jackal, too) is a bit of a PITA. So I thought I’d pass along several tips in the interest of minimizing the pain. Taking …