Yamaha YFZ350

From AtvChaos

The Yamaha Banshee is one of the most prolific and recognizable ATVs ever made. It is a two-stroke, inline twin, derived from the RD/RZ350 series motorcycles that makes gobs of power. It was first introduced in 1987 and has remained relatively unchanged.

Contents 1 Engine 2 Drivetrain 3 Chassis/Suspension 4 Steering/Braking 5 Wheels/Tires 6 1996 7 2002 8 2003 9 2005

Engine

• Type:347cc, Liquid-cooled, Twin Cylinder, 2-stroke
• Compression Ratio: 6.5:1
• Fuel System: Naturally aspirated w/dual Mikuni VM26SS
• Ignition System: CDI, Kick start

Drivetrain

• Clutch: Wet-type, Multiple disc
• Transmission: Constant mesh, 6-speed
• Primary Reduction: Helical gear - 66/23:2.869
• Secondary Reduction: Chain drive - 41/14:2.929
• Gear Ratios
  • 1st 32/13:2.461
  • 2nd 29/16:1.812
  • 3rd 27/18:1.500
  • 4th 25/20:1.250
  • 5th 23/22:1.045
  • 6th 21/24:0.875

Chassis/Suspension

• Chassis Type: Steel tube frame, 9.0 degree caster angle
• Overall Length: 73" (1855 mm)
• Overall Width: 43.3" (1100 mm)
• Overall Height: 42.5" (1080 mm)
• Seat Height: 31.5" (800 mm)
• Wheelbase: 50.4" (1280 mm)
• Ground Clearance: 5.3" (135 mm)
• Dry Weight: 386 lb (175 kg)
• Suspension
  • Front Suspension: Double wishbone, 9.1" wheel travel (230 mm)
  • Rear Suspension: Swingarm Link, 8.7" wheel travel (220 mm)
  • Shock Absorber; Front: coil spring, oil damper
  • Shock Absorber; Rear: coil spring, gas/oil damper

Steering/Braking

• Steering Type: Taper roller bearing
• Front Brake: Dual discs (161 x 3.5)
• Rear Brake: Single disc (220 x 3.6)

Wheels/Tires

• Front Wheel: 10x6.0
• Front Tire: 21x7-10
• Rear Wheel: 9x8.5
• Rear Tire: 20x10-9

1996

2002

2003

2005