The modifications performed here and incredibly extensive and well-executed, so calling this thing an outright masterpiece ...

The Yamaha XS650, which debuted in 1970 as the XS-1 ... Its 653cc parallel-twin engine featured a horizontally split crankcase, which eliminated common oil leakage issues.

A five-speed constant mesh gearbox is tasked with transmitting the engine’s fierce power to ... along with a drum unit at the rear. Yamaha’s XS650 rolls on a 19-inch multi-spoked front wheel ...

There are two things you should know about Mule motorcycles. They're not cheap-Yamaha street-trackers like this one start at $23,000-and building one takes at least eight months. Mule founder ...

Performance wheels do come in handy despite the fact that this looks like a very light bike and they don’t mention anything about engine performance being increased. Looking at the Yamaha XS650 ...

Insure your 1979 Yamaha for just $75/year.* #1 insurer: 1 out of 3 insured riders choose Progressive. Savings: We offer plenty of discounts, and rates start at just $75/year. OEM parts in repairs: We ...

It's an engine that inspires confidence. The Yamaha XS650 entered the motorcycle scene in 1969, offering a refreshing alternative to the oil-leaking, maintenance-heavy machines of the era.