Please capitalize where necessary: if you visit sumba when the weather is nice you should take the road over the mountains.
A: If you visit Sumba when the weather is nice you should take the road over the mountains.

Please capitalize where necessary: the watch is also water resistant to 5 atm and equipped with a automatic movement.
A: The watch is also water resistant to 5 ATM and equipped with a automatic movement.

Please capitalize where necessary: depending on where they mount the gearbox (it can be mounted on top of the chassis, but seems to do better if mounted on the bottom), different cars will need different tyre diameters for ground clearance.
A: Depending on where they mount the gearbox (it can be mounted on top of the chassis, but seems to do better if mounted on the bottom), different cars will need different tyre diameters for ground clearance.

Please capitalize where necessary: 146 i cried unto thee; save me, and i shall keep thy testimonies.
A:
146 I cried unto thee; save me, and I shall keep thy testimonies.