9-1123456789SPECIFICATIONSEAU2633XDimensions:Overall length:2160 mm (85.0 in)Overall width:805 mm (31.7 in)Overall height:1160 mm (45.7 in)Seat height:810 mm (31.9 in)Wheelbase:1360 mm (53.5 in)Ground clearance:285 mm (11.22 in)Minimum turning radius:1900 mm (74.8 in)Weight:With oil and fuel:131.0 kg (289 lb)Engine:Engine type:Air cooled 4-stroke, SOHCCylinder arrangement:Forward-inclined single cylinderDisplacement:249 cm3Bore × stroke:74.0 × 58.0 mm (2.91 × 2.28 in)Compression ratio:9.50 :1Starting system:Electric starterLubrication system:Wet sumpEngine oil:Recommended brand:YAMALUBEType:SAE 10W-30, 10W-40, 10W-50, 15W-40,20W-40 or 20W-50Recommended engine oil grade:API service SG type or higher, JASO stan-dard MAEngine oil quantity:Without oil filter element replacement:1.20 L (1.27 US qt, 1.06 Imp.qt)With oil filter element replacement:1.30 L (1.37 US qt, 1.14 Imp.qt)Air filter:Air filter element:Oil-coated paper elementFuel:Recommended fuel:Unleaded gasoline onlyFuel tank capacity:9.8 L (2.59 US gal, 2.16 Imp.gal)Fuel reserve amount:1.9 L (0.50 US gal, 0.42 Imp.gal)Carburetor:Type × quantity:MV33 x 1Spark plug (s):Manufacturer/model:NGK/DR7EASpark plug gap:0.6–0.7 mm (0.024–0.028 in)Clutch:Clutch type:Wet, multiple-discTransmission:Primary reduction system:Spur gearPrimary reduction ratio:74/24 (3.083)Secondary reduction system:Chain driveSecondary reduction ratio:48/15 (3.200)Transmission type:Constant mesh 5-speedOperation:Left foot operationGear ratio:1st:37/13 (2.846)2nd:29/16 (1.812)3rd:29/22 (1.318)–20 –10 0 10 20 30 40 50 ˚CSAE 10W-30SAE 15W-40SAE 20W-40SAE 20W-50SAE 10W-40SAE 10W-5010 30 50 70 90 1100 130 ˚F