Any JASO-MA or MA2 approved 15-40 W oil.
try 10w 40
0.6 qt is what honda recommends
.6 litre
0.6 quarts
30 straight weight
10w40 weight. I use castroll conventional oil in mine.
Can you? Sure you can. Should you? No, you should not. The recommended weight oil for a 1997 Honda Accord is SAE 5w30. Use only that weight in conventional or synthetic.
The recommended engine oil for the 13 horsepower Honda engine is Honda Genuine oil with the Starburst designation. The weight of oil varies with your location and the ambient temperatures but is generally 10w50 in warmer climates.
If that is the correct weight recommended by Honda then yes you can use synthetic in the place of conventional lube.
The oil capacity for a 2005 Honda Recon 250 is 1.6 quarts or 51.2 ounces. The recommended oil is an SG or higher API rating in a 10-40 weight.
10w40 is the oil that is recommended for a 2002 Honda Rebel 250. Do not use an oil that is lighter than 10w40.
The recommended oil for a 2004 Honda Rebel 250 is 10w40 for summer conditions. For colder climates or special use a different weight will be needed.