2005 Yamaha Motorsports Road Star Owners Manual - Page 90

SPECIFICATIONS Dimensions: Overall length: 2500 mm (98.4 in) Overall width: 980 mm (38.6 in) Overall height: XV17A 1140 mm (44.9 in) XV17AW 1140 mm (44.9 in) XV17AM 1140 mm (44.9 in) XV17AT 1500 mm (59.1 in) XV17ATM 1500 mm (59.1 in) Seat height: 710 mm (28.0 in) Wheelbase: 1688 mm (66.5 in) Ground clearance: 145 mm (5.71 in) Minimum turning radius: 3200 mm (126.0 in) Bore × stroke: 97.0 × 113.0 mm (3.82 × 4.45 in) Compression ratio: 8.36 :1 Starting system: Electric starter Lubrication system: Dry sump Carburetor: Manufacturer: MIKUNI Type x quantity: BSR40 x 1 Spark plug(s): Manufacturer/model: NGK/DPR7EA-9 Manufacturer/model: DENSO/X22EPR-U9 Spark plug gap: 0.8-0.9 mm (0.031-0.035 in) Engine oil: Type: YAMALUBE 4 (20W40) or SAE20W40 Recommended engine oil grade: API service SE, SF, SG type or higher Engine oil quantity: Without oil filter cartridge replacement: 3.70 L (3.91 US qt) (3.26 Imp.qt) With oil filter cartridge replacement: 4.10 L (4.33 US qt) (3.61 Imp.qt) Clutch: Clutch type: Wet, multiple-disc Transmission: Primary reduction system: Spur gear Primary reduction ratio: 72/47 (1.532) Secondary reduction system: Belt drive Secondary reduction ratio: 35/32 × 70/32 (2.393) Transmission type: Constant mesh 5-speed Operation: Left foot operation Gear ratio: 1st: 38/16 (2.375) 2nd: 30/19 (1.579) Transfer gear oil: Type: SAE80 API GL-4 Hypoid gear oil Quantity: 0.40 L (0.42 US qt) (0.35 Imp.qt) Weight: With oil and fuel: XV17A 334.0 kg (736 lb) XV17AW 334.0 kg (736 lb) XV17AM 334.0 kg (736 lb) XV17AT 349.0 kg (769 lb) XV17ATM 349.0 kg (769 lb) 8 Air filter: Air filter element: Dry element Engine: Engine type: Air cooled 4-stroke, OHV Cylinder arrangement: V-type 2-cylinder Displacement: 1670.0 cm³ (101.90 cu.in) Fuel: Recommended fuel: Unleaded gasoline only Fuel tank capacity: 20.0 L (5.28 US gal) (4.40 Imp.gal) Fuel reserve amount: 3.5 L (0.92 US gal) (0.77 Imp.gal) 8-1