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ENGINE DIMENSION MEASUREMENT
This section covers the 793HO engine type.
CYLINDER HEAD WARPAGE
Check gasketed surface of the cylinder head with a straightedge
and a feeler gauge.
CYLINDER TAPER
Compare cylinder diameter 16 mm (5/8 in) from top of cylinder to
just below its intake port area. If the difference exceeds the
specified dimension the cylinder should be rebored and honed or
should be replaced. Nikasil cylinder can be honed using diamond
hone but cannot be rebored.
NOTICE:
Be sure to restore the chamfer around all cylinder sleeve port
openings.
1. Below the intake port
A. 16 mm (5/8 in) from top
CYLINDER OUT OF ROUND
ENGINE (CYLINDERS / HEAD / BASE / EXHAUST) 7 - 27
1
A
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