Altre idee da Andrea
WHEELS OF INFLUENCE: 15 SIGNIFICANT MOTORCYCLES -1998 Yamaha YZ400F ... This ground-breaking dirt bike ushered in the 4-stroke era of motocross, enduro and off-road trail riding. Designed to meet a new rule that allowed 450cc 4-stroke bikes to compete with 250cc 2-strokes in AMA motocross, the liquid-cooled 399cc engine featured high compression valves and was cast using new techniques that kept it light and compact.

WHEELS OF INFLUENCE: 15 SIGNIFICANT MOTORCYCLES -1998 Yamaha YZ400F ... This ground-breaking dirt bike ushered in the 4-stroke era of motocross, enduro and off-road trail riding. Designed to meet a new rule that allowed 450cc 4-stroke bikes to compete with 250cc 2-strokes in AMA motocross, the liquid-cooled 399cc engine featured high compression valves and was cast using new techniques that kept it light and compact.