Manual

XRs Only rebuilt the top end, taking the cylinder sleeve to two sizes over-bore, and freshening up the head with a 3 angle valve grind, port...

Prototype using the LOST FOAM method, where you do a layup around polystyrene foam, and then pour in some acetone to melt the foam away. I ...

Originally, I had thought to just attach a couple pod filters to the carb, but there's not enough room with the monoshock there. Plus I...

With oil looking like it did, the inner workings of the engine didn't look as bad as I imagined. Still could use a rebuild. Cam chain t...