Thanks for your advice guys. I will recommend to my client that we open the engine up and clean out the sludge traps. I fully agree with you guys that it's the proper way to do it. With a bike that is this original and unmolested, it deserves to have the proper care taken when bringing it back to ...

Hello everyone, I just recently joined this website. I own a vintage British motorcycle shop just outside of Cleveland Ohio. Recently I've had several square four's come in for service, one of which is a very original 1958 that has been sitting since 1966. This bike is being cleaned up and made to ...