Harley-Davidson Twin Cam 103 V-Twin Engine, 2012

 
 
 Harley-Davidson Twin Cam 103 V-Twin Engine, 2012

USA Specifications:
  • Ground Clearance 4.3 in. (110 mm)
  • Rake (steering head) 29.9°
  • Fork Angle 28.9°
  • Trail 5.84 in. (148.3 mm)
  • Wheelbase 62.8 in. (1595 mm)
  • Tires (Dunlop® Harley-Davidson® Series, bias blackwall front and rear):
  • - Front – Dunlop® D402F 130/70B18 63H
  • - Rear – Dunlop® D401 160/70B17 73H
  • Fuel Capacity 4.7 gal. (17.8 L) (warning light at approximately 0.9 gal.)
  • Oil Capacity (w/filter) 3.0 qts. (2.8 L)
  • Transmission Capacity 1.0 qt. (.95 L)
  • Primary Chain
  • Case Capacity 1.0 qt. (.95 L)
Engine
  • Engine Air-cooled, Twin Cam 103
  • Valves Pushrod-operated, overhead valves with hydraulic, self adjusting lifters; two valves per cylinder
  • Bore x Stroke 3.875 in. x 4.38 in. (98.4 mm x 111.3 mm)
  • Displacement 103 cu. in. (1690 cc)
  • Compression Ratio 9.6:1
  • Fuel System3 Electronic Sequential Port Fuel Injection (ESPFI)
  • Air Cleaner Fiberglass media, washable
  • Lubrication System Pressurized, dry-sump
Drivetrain
  • Primary Drive Chain, 34/46 ratio
  • Final Drive Belt, 32/66 ratio
  • Clutch Multi-plate, wet
  • Transmission 6-Speed Cruise Drive
Gear Ratios (overall): U.S.
- 1st 9.311
- 2nd 6.454
- 3rd 4.793
- 4th 3.882
- 5th 3.307
- 6th 2.79

Performance
Engine Torque5 (per J1349):
  • North America 100 ft. lbs. @ 3500 RPM (136 Nm @ 3500 RPM)
  • Lean Angle (per J1168):
  • Right 29°
  • Left 29°
  • Fuel Economy6 (EPA urban/highway test) 42 mpg (5.6 L/100 km)