Austin A99, ADO10
Coolant capacity & service interval
Austin A99 and ADO10 models require 12 liters of coolant. Service intervals occur every 15000 km. The data covers 1 configuration.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
| Type | Specifications |
|---|---|
| A99 Westminster (1959-1961) |
|
Additional Notes
- The Austin A99 Westminster carries a coolant system capacity of 12 liters, which reflects the demands of a full-size six-cylinder engine requiring a substantial volume of coolant to maintain operating temperatures across the entire block and cylinder head.
- The 15,000 km service interval for coolant changes on the A99 Westminster applies under normal use conditions, meaning standard driving patterns without the added thermal stress associated with severe or heavy-duty operation.
- A 12-liter coolant capacity places the A99 Westminster among larger-displacement vehicles of the era, as smaller four-cylinder contemporaries typically required considerably less fluid volume to fill the cooling circuit.