BS 5672:1991
Current
The latest, up-to-date edition.
Specification for designation of the direction of rotation and of cylinders and valves in cylinder heads, and definition of right-hand and left-hand in-line engines and locations on an engine for reciprocating internal combustion engines
Hardcopy , PDF
English
05-31-1991
Committees responsible
National foreword
Specification
1. Scope
2. Definitions of locations on an engine
3. Direction of rotation
4. Position of the observer
5. Designation of direction of rotation
6. Designation of the cylinders
7. Designation of the valves
8. Definition of right-hand and left-hand in-line
engines
Figures
1. Locations on an engine
2. Direction of rotation
3. Position of the observer
4. Position of observer for in-line engine
5. Position of observer for V-engines
6. Examples of the designation of cylinders of in-line
engines
7. Typical multibank engine
8. Examples of the designation of cylinders of engines
with more than one bank
9. Vertical crankshaft X-engine
10. Inlet valves near to observer, exhaust valves away
from observer
11. Inlet valves at right, exhaust valves at left of
observer
12. Examples of the application of the valve designation
method
13. In-line engines with vertical cylinders
14. In-line engines with cylinders other than vertical
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