2008 Honda Aquatrax ARX1500T3/T3D factory service manual, Page 123Get this manual
LUBRICATION SYSTEM The 8-mm bolt positions are indicated by marks "M8" the oil tank coveron Install the oil tank cove and 18 boltsTighten the bolts in crisscross pattern in several steps
8 mm bolt: 22 N-m (2.2 kgf-m, 16 Ibf-ft)