Recent content by asmcdaneld

I have 1978 XS400. The front brake caliper was rusted stuck. I was able to free it up, rebuild and replace the piston. It still leaks. I am looking for another, but am interested in after market ideas. Scott

Tail pipes are new, but new gaskets end to end. Carbs were disabled, dipped, and blew out. New plugs. Fuel flow is good. --- I am going to check compression next, but this bike sat for years. I am wondering if there is not a grove in the cylinder from lack of movement.

This bike has only 6000 miles, but it sat for years. Since picking it up I have completed the following 1. Complete disassemble of carbs, 24 hour chemdip soak, new needle and float valve. Bench adjustment. 2. Replaced broken ignition with electronic system. 3. New plugs, wires, but same coils...

The problem was the petcock diaphragm was stuck. No fuel was flowing in the prime position. I cleaned the petcock, verified diaphragm was not torn, and replaced the o-ring. Once it was re-assembled, switched to prime and chocked, fired immediately.

I have a 78 xs400, and I have a problem with the left cylinder. It runs cold. Before I start at it blindly, I am seeking some guidance. I have just installed a pamco ignition system (http://xs400ignition.com/). Cleaned carbs and replaced needle and seat. Checking float levels before...

Thanks for confirming. The nice color wiring diagrams from this site is additional confirmation. Elbow grease it is. Thanks again.

I was in the process of replacing original bars with something flatter. The bars I bought were painted. New bars are on, everything is remounted but it will not start and it would before. I am will be testing the relay, but I was curious about the starter button. Does they button complete a...

Name's Scott. I have two bikes. A 1988 Honda VT1100, and I 1978 Yamaha XS400. I also help maintain my son's, 1973 Yamaha RD350.

I have talked to all the parts places in town, searched the web, called parts houses on-line, and no luck finding a rebuild kit for this rear master cylinder. The SR500 has the same rear master, and I cannot find that one either. I am not concerned about original parts, so I am looking at...