Section02ENGINE
Subsection 09 (ENGINE MEASUREMENT)
A35C2WA
A
2
1
1. Piston pin position
2. Measures to be compared
A. 33 mm (1.3 in)
COMBUSTION CHAMBER
VOLUME MEASUREMENT
The combustion chamber volume is the region in
the cylinder head above the piston at Top Dead
Center. It is measured with the cylinder head in-
stalled on the engine.
F01D5VA
1
TYPICAL
1. Combustion chamber
NOTE: When checking the combustion chamber
volume, engine must be cold, piston must be free
of carbon deposits and cylinder head must be lev-
eled.
– Remove both spark plugs and bring one pis-
ton to Top Dead Center a using a TDC gauge
(P/N 414 104 700).
A35C2XA
1
1. Bring piston to TDC
– Obtain a graduated burette (capacity 0 - 50 cc)
and fill with an equal part (50/50) of gasoline and
injection oil.
F00B0BA
1
1. Graduated burette (0 - 50 cc)
– Open burette valve to fill its tip. Add liquid in
burette until level reaches 0 cc.
– Inject the burette content through the spark
plug hole until liquid touches the top spark plug
hole.
76 mmr2005-119
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