Boxerworks.com

Doing an annual service on Jake, a '75R90/6 today, and while draining the tank and inspecting, I discovered that the master cylinder has a slight leak. It isn't too bad just yet but has slightly damaged some of the paint on the back bone of the frame. Time to refit the m/c, so I ordered the kit from...

Before pulling the starter I suggest having the battery load tested. While it may read the 12.7 vDC it may not have enough cranking amps. If that tests well, then are all wiring contact points clean? If all of the above is good to go, then it may be starter needs to be rebuilt.

An R90/6 in good running condition will average around $3,500, maybe a little more depending on your market and time of year. A little less if cosmetically flawed or hacked. I mention this because you could easily spend $2,000 to $2,500 to get it up to snuff. But by doing this you would end up with ...

May we assume that you have the stock air filter and tubes installed from the carbs to the air box?