Engine Configuration 4-stroke, liquid-cooled, DOHC, 4-cylinder
Engine Displacement 1340cc
Compression Ratio 12.5:1
Valves Per Cylinder: 4
Bore x Stroke: 81.0 mm x 65.0 mm
Valve Angle From Vertical IN: 14 degrees, EX: 14 degrees
Valve Train Type: Bucket tappets, chain cam drive
Intake Valve Diameter: 33.0 mm
Exhaust Valve Diameter: 27.5 mm
Intake Valve Maximum Lift: 9.0mm
Exhaust Valve Maximum Lift: 8.6mm
Intake Valve Timing
Open: BTDC 43°
Close: ATDC 58°
Exhaust Valve Timing
Open BTDC: 62°
Close ATDC: 24°
Fuel Delivery System: Fuel Injection 12-holes; 44 mm throttle bodies
Air Filter Type: Paper
Ignition System: Fully transistorized
Lubrication System: Wet sump
Oil Capacity:
Oil Change 3100cc
With Filter Change 3300cc
Overhaul 4000cc
Fuel Capacity: 21L (5.5 US gal.) for E03 / 20L (5.3 US gal.) for E33
Transmission Type: 6-speed, constant mesh
Clutch Type: Wet multi-plate, manual
Clutch Actuation System: Hydraulic
Clutch Spring Type: Coil
Number of Clutch Springs: 6
Number of Clutch Plates: 10 Drive; 9 Driven
Primary Drive: Gear
Primary Drive Gear Teeth: 83 / 52
Final Drive Sprocket Gear Teeth: 43 / 18
Transmission Gear Teeth
1st: 34 / 13
2nd: 31 / 16
3rd: 29 / 19
4th: 27 / 21
5th: 25 / 22
6th: 24 / 23
Frame Design (Material): Twin-spar (aluminum alloy)
Rake / Trail: 23.4 degrees / 93 mm
Wheelbase: 1,480 mm (58.3 in.)
Seat Height: 805 mm (31.7 in.)
Front Suspension Type: Inverted telescopic, coil spring, oil damped
Front Suspension Adjustment: Compression and Rebound damping, Spring Preload
Rear Suspension Type: Link type, coil-spring, oil damped
Rear Suspension Adjustment: Compression and Rebound damping, Spring Preload
Front brake: Radial mount, 4-piston calipers, 310 mm dual disc brake
Rear Brake: 1-piston caliper, 260 mm disc brake
Front Wheel Travel: 120 mm (4.7 in.)
Rear Wheel Travel: 140 mm (5.5 in.)
Front Wheel: 17 M/C x MT3.50, cast aluminum alloy
Rear Wheel: 17 M/C x MT6.00, cast aluminum alloy
Front Tire: 120/70ZR17M/C (58W)
Rear Tire: 190/50ZR17M/C (73W)
Dry Weight: 220 kg (485 lbs), 221 kg (487) CA. Spec
Overall Length: 2,190 mm (86.2 in.)
Overall Width: 735 mm (28.9 in.)
Overall Height: 1,165 mm (45.9 in.)
Ground Clearance: 120 mm (4.7 in.)