Purpose, Function
The cylinder head gasket is installed between the cylinder head and cylinder block to prevent leakage of air-fuel mixture, combustion gas, engine oil, and engine coolant.
Construction
A four-layer type metal gasket has been adopted for the cylinder head gasket.

Cylinder Head Gasket Replacement
Cylinder HeadService Publications
Service Publications
Factory-authorized Mazda service publications are available for owners who wish
to do some of their own maintenance and repair.
When requesting any of our publications through an Authorized Mazda Dealer, refer
to the chart below.
If they do not have what you need in stock ...
Brakes
Abbreviations
AAS
Active Adaptive Shift
ABS
Antilock Brake System
ABDC
After Bottom Dead Center
ACC
Accessories
AFS
Adaptive Front Lighting System
...
General Procedures (Steering)
WARNING:
Always inspect the steering component carefully for any shock or impact which
may have occurred during a collision or servicing operation. If a damaged part
or a part suspected of being damaged is used, it could result in an unexpected
accident due to the steering mechanism ...