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)