Honda VT750C2B Owner's Manual page 193

Specifications
Fuel & Lubricants
fuel recommendation
fuel tank capacity
engine oil capacity
engine oil
recommendation
final drive oil capacity
cooling system,
recommendation
cooling system,
capacity
186
Technical Information
unleaded gasoline, pump octane number of 86 or higher
3.70 US gal (14.0 )
after disassembly:
after draining: 2.6 US qt (2.5 )
after draining & oil filter change:
API Service Classification SG or higher except oils
labeled as energy conserving on the circular API service
label, SAE 10W-30, JASO T 903 standard MA,
Pro Honda GN4 4-stroke oil (USA & Canada) or Honda 4-
stroke oil (Canada only), or an equivalent motorcycle oil
after draining: 5.4 US oz (160 cm )
Pro Honda HP Coolant or an equivalent high quality ethylene
glycol antifreeze containing corrosion protection inhibitors
specifically recommended for use in aluminum engines
2.07 US qt (1.96 )
including reserve
3.4 US qt (3.2 )
2.7 US qt (2.6 )